jro_apps/redmine Commit - r15204:83777f727a42

Assignable users should not include users that cannot view the tracker (#23172)....

Jean-Philippe Lang -

r15204:83777f727a42

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r15204:83777f727a42

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app/controllers/context_menus_controller.rb +2 -10

              # Redmine - project management software
              # Copyright (C) 2006-2016  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class ContextMenusController < ApplicationController
                helper :watchers
                helper :issues
                before_filter :find_issues, :only => :issues
                def issues
                  if (@issues.size == 1)
                    @issue = @issues.first
                  end
                  @issue_ids = @issues.map(&:id).sort
                  @allowed_statuses = @issues.map(&:new_statuses_allowed_to).reduce(:&)
                  @can = {:edit => @issues.all?(&:attributes_editable?),
                          :log_time => (@project && User.current.allowed_to?(:log_time, @project)),
                          :copy => User.current.allowed_to?(:copy_issues, @projects) && Issue.allowed_target_projects.any?,
                          :add_watchers => User.current.allowed_to?(:add_issue_watchers, @projects),
                          :delete => @issues.all?(&:deletable?)
                          }
-                 if @project
-                   if @issue
-                     @assignables = @issue.assignable_users
-                   else
-                     @assignables = @project.assignable_users
-                   end
-                 else
-                   #when multiple projects, we only keep the intersection of each set
-                   @assignables = @projects.map(&:assignable_users).reduce(:&)
-                 end
+                 @assignables = @issues.map(&:assignable_users).reduce(:&)
                  @trackers = @projects.map {|p| Issue.allowed_target_trackers(p) }.reduce(:&)
                  @versions = @projects.map {|p| p.shared_versions.open}.reduce(:&)
                  @priorities = IssuePriority.active.reverse
                  @back = back_url
                  @options_by_custom_field = {}
                  if @can[:edit]
                    custom_fields = @issues.map(&:editable_custom_fields).reduce(:&).reject(&:multiple?)
                    custom_fields.each do |field|
                      values = field.possible_values_options(@projects)
                      if values.present?
                        @options_by_custom_field[field] = values
                      end
                    end
                  end
                  @safe_attributes = @issues.map(&:safe_attribute_names).reduce(:&)
                  render :layout => false
                end
                def time_entries
                  @time_entries = TimeEntry.where(:id => params[:ids]).preload(:project).to_a
                  (render_404; return) unless @time_entries.present?
                  if (@time_entries.size == 1)
                    @time_entry = @time_entries.first
                  end
                  @projects = @time_entries.collect(&:project).compact.uniq
                  @project = @projects.first if @projects.size == 1
                  @activities = TimeEntryActivity.shared.active
                  edit_allowed = @time_entries.all? {|t| t.editable_by?(User.current)}
                  @can = {:edit => edit_allowed, :delete => edit_allowed}
                  @back = back_url
                  @options_by_custom_field = {}
                  if @can[:edit]
                    custom_fields = @time_entries.map(&:editable_custom_fields).reduce(:&).reject(&:multiple?)
                    custom_fields.each do |field|
                      values = field.possible_values_options(@projects)
                      if values.present?
                        @options_by_custom_field[field] = values
                      end
                    end
                  end
                  render :layout => false
                end
              end

app/models/issue.rb +1 -1

              # Redmine - project management software
              # Copyright (C) 2006-2016  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class Issue < ActiveRecord::Base
                include Redmine::SafeAttributes
                include Redmine::Utils::DateCalculation
                include Redmine::I18n
                before_save :set_parent_id
                include Redmine::NestedSet::IssueNestedSet
                belongs_to :project
                belongs_to :tracker
                belongs_to :status, :class_name => 'IssueStatus'
                belongs_to :author, :class_name => 'User'
                belongs_to :assigned_to, :class_name => 'Principal'
                belongs_to :fixed_version, :class_name => 'Version'
                belongs_to :priority, :class_name => 'IssuePriority'
                belongs_to :category, :class_name => 'IssueCategory'
                has_many :journals, :as => :journalized, :dependent => :destroy, :inverse_of => :journalized
                has_many :visible_journals,
                  lambda {where(["(#{Journal.table_name}.private_notes = ? OR (#{Project.allowed_to_condition(User.current, :view_private_notes)}))", false])},
                  :class_name => 'Journal',
                  :as => :journalized
                has_many :time_entries, :dependent => :destroy
                has_and_belongs_to_many :changesets, lambda {order("#{Changeset.table_name}.committed_on ASC, #{Changeset.table_name}.id ASC")}
                has_many :relations_from, :class_name => 'IssueRelation', :foreign_key => 'issue_from_id', :dependent => :delete_all
                has_many :relations_to, :class_name => 'IssueRelation', :foreign_key => 'issue_to_id', :dependent => :delete_all
                acts_as_attachable :after_add => :attachment_added, :after_remove => :attachment_removed
                acts_as_customizable
                acts_as_watchable
                acts_as_searchable :columns => ['subject', "#{table_name}.description"],
                                   :preload => [:project, :status, :tracker],
                                   :scope => lambda {|options| options[:open_issues] ? self.open : self.all}
                acts_as_event :title => Proc.new {|o| "#{o.tracker.name} ##{o.id} (#{o.status}): #{o.subject}"},
                              :url => Proc.new {|o| {:controller => 'issues', :action => 'show', :id => o.id}},
                              :type => Proc.new {|o| 'issue' + (o.closed? ? ' closed' : '') }
                acts_as_activity_provider :scope => preload(:project, :author, :tracker, :status),
                                          :author_key => :author_id
                DONE_RATIO_OPTIONS = %w(issue_field issue_status)
                attr_reader :current_journal
                delegate :notes, :notes=, :private_notes, :private_notes=, :to => :current_journal, :allow_nil => true
                validates_presence_of :subject, :project, :tracker
                validates_presence_of :priority, :if => Proc.new {|issue| issue.new_record? || issue.priority_id_changed?}
                validates_presence_of :status, :if => Proc.new {|issue| issue.new_record? || issue.status_id_changed?}
                validates_presence_of :author, :if => Proc.new {|issue| issue.new_record? || issue.author_id_changed?}
                validates_length_of :subject, :maximum => 255
                validates_inclusion_of :done_ratio, :in => 0..100
                validates :estimated_hours, :numericality => {:greater_than_or_equal_to => 0, :allow_nil => true, :message => :invalid}
                validates :start_date, :date => true
                validates :due_date, :date => true
                validate :validate_issue, :validate_required_fields
                attr_protected :id
                scope :visible, lambda {|*args|
                  joins(:project).
                  where(Issue.visible_condition(args.shift || User.current, *args))
                }
                scope :open, lambda {|*args|
                  is_closed = args.size > 0 ? !args.first : false
                  joins(:status).
                  where("#{IssueStatus.table_name}.is_closed = ?", is_closed)
                }
                scope :recently_updated, lambda { order("#{Issue.table_name}.updated_on DESC") }
                scope :on_active_project, lambda {
                  joins(:project).
                  where("#{Project.table_name}.status = ?", Project::STATUS_ACTIVE)
                }
                scope :fixed_version, lambda {|versions|
                  ids = [versions].flatten.compact.map {|v| v.is_a?(Version) ? v.id : v}
                  ids.any? ? where(:fixed_version_id => ids) : where('1=0')
                }
                scope :assigned_to, lambda {|arg|
                  arg = Array(arg).uniq
                  ids = arg.map {|p| p.is_a?(Principal) ? p.id : p}
                  ids += arg.select {|p| p.is_a?(User)}.map(&:group_ids).flatten.uniq
                  ids.compact!
                  ids.any? ? where(:assigned_to_id => ids) : none
                }
                before_validation :clear_disabled_fields
                before_create :default_assign
                before_save :close_duplicates, :update_done_ratio_from_issue_status,
                            :force_updated_on_change, :update_closed_on, :set_assigned_to_was
                after_save {|issue| issue.send :after_project_change if !issue.id_changed? && issue.project_id_changed?}
                after_save :reschedule_following_issues, :update_nested_set_attributes,
                           :update_parent_attributes, :create_journal
                # Should be after_create but would be called before previous after_save callbacks
                after_save :after_create_from_copy
                after_destroy :update_parent_attributes
                after_create :send_notification
                # Keep it at the end of after_save callbacks
                after_save :clear_assigned_to_was
                # Returns a SQL conditions string used to find all issues visible by the specified user
                def self.visible_condition(user, options={})
                  Project.allowed_to_condition(user, :view_issues, options) do |role, user|
                    sql = if user.id && user.logged?
                      case role.issues_visibility
                      when 'all'
                        '1=1'
                      when 'default'
                        user_ids = [user.id] + user.groups.map(&:id).compact
                        "(#{table_name}.is_private = #{connection.quoted_false} OR #{table_name}.author_id = #{user.id} OR #{table_name}.assigned_to_id IN (#{user_ids.join(',')}))"
                      when 'own'
                        user_ids = [user.id] + user.groups.map(&:id).compact
                        "(#{table_name}.author_id = #{user.id} OR #{table_name}.assigned_to_id IN (#{user_ids.join(',')}))"
                      else
                        '1=0'
                      end
                    else
                      "(#{table_name}.is_private = #{connection.quoted_false})"
                    end
                    unless role.permissions_all_trackers?(:view_issues)
                      tracker_ids = role.permissions_tracker_ids(:view_issues)
                      if tracker_ids.any?
                        sql = "(#{sql} AND #{table_name}.tracker_id IN (#{tracker_ids.join(',')}))"
                      else
                        sql = '1=0'
                      end
                    end
                    sql
                  end
                end
                # Returns true if usr or current user is allowed to view the issue
                def visible?(usr=nil)
                  (usr || User.current).allowed_to?(:view_issues, self.project) do |role, user|
                    visible = if user.logged?
                      case role.issues_visibility
                      when 'all'
                        true
                      when 'default'
                        !self.is_private? || (self.author == user || user.is_or_belongs_to?(assigned_to))
                      when 'own'
                        self.author == user || user.is_or_belongs_to?(assigned_to)
                      else
                        false
                      end
                    else
                      !self.is_private?
                    end
                    unless role.permissions_all_trackers?(:view_issues)
                      visible &&= role.permissions_tracker_ids?(:view_issues, tracker_id)
                    end
                    visible
                  end
                end
                # Returns true if user or current user is allowed to edit or add notes to the issue
                def editable?(user=User.current)
                  attributes_editable?(user) || notes_addable?(user)
                end
                # Returns true if user or current user is allowed to edit the issue
                def attributes_editable?(user=User.current)
                  user_tracker_permission?(user, :edit_issues)
                end
                # Overrides Redmine::Acts::Attachable::InstanceMethods#attachments_editable?
                def attachments_editable?(user=User.current)
                  attributes_editable?(user)
                end
                # Returns true if user or current user is allowed to add notes to the issue
                def notes_addable?(user=User.current)
                  user_tracker_permission?(user, :add_issue_notes)
                end
                # Returns true if user or current user is allowed to delete the issue
                def deletable?(user=User.current)
                  user_tracker_permission?(user, :delete_issues)
                end
                def initialize(attributes=nil, *args)
                  super
                  if new_record?
                    # set default values for new records only
                    self.priority ||= IssuePriority.default
                    self.watcher_user_ids = []
                  end
                end
                def create_or_update
                  super
                ensure
                  @status_was = nil
                end
                private :create_or_update
                # AR#Persistence#destroy would raise and RecordNotFound exception
                # if the issue was already deleted or updated (non matching lock_version).
                # This is a problem when bulk deleting issues or deleting a project
                # (because an issue may already be deleted if its parent was deleted
                # first).
                # The issue is reloaded by the nested_set before being deleted so
                # the lock_version condition should not be an issue but we handle it.
                def destroy
                  super
                rescue ActiveRecord::StaleObjectError, ActiveRecord::RecordNotFound
                  # Stale or already deleted
                  begin
                    reload
                  rescue ActiveRecord::RecordNotFound
                    # The issue was actually already deleted
                    @destroyed = true
                    return freeze
                  end
                  # The issue was stale, retry to destroy
                  super
                end
                alias :base_reload :reload
                def reload(*args)
                  @workflow_rule_by_attribute = nil
                  @assignable_versions = nil
                  @relations = nil
                  @spent_hours = nil
                  @total_spent_hours = nil
                  @total_estimated_hours = nil
                  base_reload(*args)
                end
                # Overrides Redmine::Acts::Customizable::InstanceMethods#available_custom_fields
                def available_custom_fields
                  (project && tracker) ? (project.all_issue_custom_fields & tracker.custom_fields) : []
                end
                def visible_custom_field_values(user=nil)
                  user_real = user || User.current
                  custom_field_values.select do |value|
                    value.custom_field.visible_by?(project, user_real)
                  end
                end
                # Copies attributes from another issue, arg can be an id or an Issue
                def copy_from(arg, options={})
                  issue = arg.is_a?(Issue) ? arg : Issue.visible.find(arg)
                  self.attributes = issue.attributes.dup.except("id", "root_id", "parent_id", "lft", "rgt", "created_on", "updated_on")
                  self.custom_field_values = issue.custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
                  self.status = issue.status
                  self.author = User.current
                  unless options[:attachments] == false
                    self.attachments = issue.attachments.map do |attachement|
                      attachement.copy(:container => self)
                    end
                  end
                  @copied_from = issue
                  @copy_options = options
                  self
                end
                # Returns an unsaved copy of the issue
                def copy(attributes=nil, copy_options={})
                  copy = self.class.new.copy_from(self, copy_options)
                  copy.attributes = attributes if attributes
                  copy
                end
                # Returns true if the issue is a copy
                def copy?
                  @copied_from.present?
                end
                def status_id=(status_id)
                  if status_id.to_s != self.status_id.to_s
                    self.status = (status_id.present? ? IssueStatus.find_by_id(status_id) : nil)
                  end
                  self.status_id
                end
                # Sets the status.
                def status=(status)
                  if status != self.status
                    @workflow_rule_by_attribute = nil
                  end
                  association(:status).writer(status)
                end
                def priority_id=(pid)
                  self.priority = nil
                  write_attribute(:priority_id, pid)
                end
                def category_id=(cid)
                  self.category = nil
                  write_attribute(:category_id, cid)
                end
                def fixed_version_id=(vid)
                  self.fixed_version = nil
                  write_attribute(:fixed_version_id, vid)
                end
                def tracker_id=(tracker_id)
                  if tracker_id.to_s != self.tracker_id.to_s
                    self.tracker = (tracker_id.present? ? Tracker.find_by_id(tracker_id) : nil)
                  end
                  self.tracker_id
                end
                # Sets the tracker.
                # This will set the status to the default status of the new tracker if:
                # * the status was the default for the previous tracker
                # * or if the status was not part of the new tracker statuses
                # * or the status was nil
                def tracker=(tracker)
                  tracker_was = self.tracker
                  association(:tracker).writer(tracker)
                  if tracker != tracker_was
                    if status == tracker_was.try(:default_status)
                      self.status = nil
                    elsif status && tracker && !tracker.issue_status_ids.include?(status.id)
                      self.status = nil
                    end
                    reassign_custom_field_values
                    @workflow_rule_by_attribute = nil
                  end
                  self.status ||= default_status
                  self.tracker
                end
                def project_id=(project_id)
                  if project_id.to_s != self.project_id.to_s
                    self.project = (project_id.present? ? Project.find_by_id(project_id) : nil)
                  end
                  self.project_id
                end
                # Sets the project.
                # Unless keep_tracker argument is set to true, this will change the tracker
                # to the first tracker of the new project if the previous tracker is not part
                # of the new project trackers.
                # This will:
                # * clear the fixed_version is it's no longer valid for the new project.
                # * clear the parent issue if it's no longer valid for the new project.
                # * set the category to the category with the same name in the new
                #   project if it exists, or clear it if it doesn't.
                # * for new issue, set the fixed_version to the project default version
                #   if it's a valid fixed_version.
                def project=(project, keep_tracker=false)
                  project_was = self.project
                  association(:project).writer(project)
                  if project_was && project && project_was != project
                    @assignable_versions = nil
                    unless keep_tracker || project.trackers.include?(tracker)
                      self.tracker = project.trackers.first
                    end
                    # Reassign to the category with same name if any
                    if category
                      self.category = project.issue_categories.find_by_name(category.name)
                    end
                    # Keep the fixed_version if it's still valid in the new_project
                    if fixed_version && fixed_version.project != project && !project.shared_versions.include?(fixed_version)
                      self.fixed_version = nil
                    end
                    # Clear the parent task if it's no longer valid
                    unless valid_parent_project?
                      self.parent_issue_id = nil
                    end
                    reassign_custom_field_values
                    @workflow_rule_by_attribute = nil
                  end
                  # Set fixed_version to the project default version if it's valid
                  if new_record? && fixed_version.nil? && project && project.default_version_id?
                    if project.shared_versions.open.exists?(project.default_version_id)
                      self.fixed_version_id = project.default_version_id
                    end
                  end
                  self.project
                end
                def description=(arg)
                  if arg.is_a?(String)
                    arg = arg.gsub(/(\r\n|\n|\r)/, "\r\n")
                  end
                  write_attribute(:description, arg)
                end
                # Overrides assign_attributes so that project and tracker get assigned first
                def assign_attributes_with_project_and_tracker_first(new_attributes, *args)
                  return if new_attributes.nil?
                  attrs = new_attributes.dup
                  attrs.stringify_keys!
                  %w(project project_id tracker tracker_id).each do |attr|
                    if attrs.has_key?(attr)
                      send "#{attr}=", attrs.delete(attr)
                    end
                  end
                  send :assign_attributes_without_project_and_tracker_first, attrs, *args
                end
                # Do not redefine alias chain on reload (see #4838)
                alias_method_chain(:assign_attributes, :project_and_tracker_first) unless method_defined?(:assign_attributes_without_project_and_tracker_first)
                def attributes=(new_attributes)
                  assign_attributes new_attributes
                end
                def estimated_hours=(h)
                  write_attribute :estimated_hours, (h.is_a?(String) ? h.to_hours : h)
                end
                safe_attributes 'project_id',
                  'tracker_id',
                  'status_id',
                  'category_id',
                  'assigned_to_id',
                  'priority_id',
                  'fixed_version_id',
                  'subject',
                  'description',
                  'start_date',
                  'due_date',
                  'done_ratio',
                  'estimated_hours',
                  'custom_field_values',
                  'custom_fields',
                  'lock_version',
                  'notes',
                  :if => lambda {|issue, user| issue.new_record? || issue.attributes_editable?(user) }
                safe_attributes 'notes',
                  :if => lambda {|issue, user| issue.notes_addable?(user)}
                safe_attributes 'private_notes',
                  :if => lambda {|issue, user| !issue.new_record? && user.allowed_to?(:set_notes_private, issue.project)}
                safe_attributes 'watcher_user_ids',
                  :if => lambda {|issue, user| issue.new_record? && user.allowed_to?(:add_issue_watchers, issue.project)}
                safe_attributes 'is_private',
                  :if => lambda {|issue, user|
                    user.allowed_to?(:set_issues_private, issue.project) ||
                      (issue.author_id == user.id && user.allowed_to?(:set_own_issues_private, issue.project))
                  }
                safe_attributes 'parent_issue_id',
                  :if => lambda {|issue, user| (issue.new_record? || issue.attributes_editable?(user)) &&
                    user.allowed_to?(:manage_subtasks, issue.project)}
                def safe_attribute_names(user=nil)
                  names = super
                  names -= disabled_core_fields
                  names -= read_only_attribute_names(user)
                  if new_record?
                    # Make sure that project_id can always be set for new issues
                    names |= %w(project_id)
                  end
                  if dates_derived?
                    names -= %w(start_date due_date)
                  end
                  if priority_derived?
                    names -= %w(priority_id)
                  end
                  if done_ratio_derived?
                    names -= %w(done_ratio)
                  end
                  names
                end
                # Safely sets attributes
                # Should be called from controllers instead of #attributes=
                # attr_accessible is too rough because we still want things like
                # Issue.new(:project => foo) to work
                def safe_attributes=(attrs, user=User.current)
                  return unless attrs.is_a?(Hash)
                  attrs = attrs.deep_dup
                  # Project and Tracker must be set before since new_statuses_allowed_to depends on it.
                  if (p = attrs.delete('project_id')) && safe_attribute?('project_id')
                    if allowed_target_projects(user).where(:id => p.to_i).exists?
                      self.project_id = p
                    end
                    if project_id_changed? && attrs['category_id'].to_s == category_id_was.to_s
                      # Discard submitted category on previous project
                      attrs.delete('category_id')
                    end
                  end
                  if (t = attrs.delete('tracker_id')) && safe_attribute?('tracker_id')
                    if allowed_target_trackers(user).where(:id => t.to_i).exists?
                      self.tracker_id = t
                    end
                  end
                  if project
                    # Set a default tracker to accept custom field values
                    # even if tracker is not specified
                    self.tracker ||= allowed_target_trackers(user).first
                  end
                  statuses_allowed = new_statuses_allowed_to(user)
                  if (s = attrs.delete('status_id')) && safe_attribute?('status_id')
                    if statuses_allowed.collect(&:id).include?(s.to_i)
                      self.status_id = s
                    end
                  end
                  if new_record? && !statuses_allowed.include?(status)
                    self.status = statuses_allowed.first || default_status
                  end
                  if (u = attrs.delete('assigned_to_id')) && safe_attribute?('assigned_to_id')
                    if u.blank?
                      self.assigned_to_id = nil
                    else
                      u = u.to_i
                      if assignable_users.any?{|assignable_user| assignable_user.id == u}
                        self.assigned_to_id = u
                      end
                    end
                  end
                  attrs = delete_unsafe_attributes(attrs, user)
                  return if attrs.empty?
                  if attrs['parent_issue_id'].present?
                    s = attrs['parent_issue_id'].to_s
                    unless (m = s.match(%r{\A#?(\d+)\z})) && (m[1] == parent_id.to_s || Issue.visible(user).exists?(m[1]))
                      @invalid_parent_issue_id = attrs.delete('parent_issue_id')
                    end
                  end
                  if attrs['custom_field_values'].present?
                    editable_custom_field_ids = editable_custom_field_values(user).map {|v| v.custom_field_id.to_s}
                    attrs['custom_field_values'].select! {|k, v| editable_custom_field_ids.include?(k.to_s)}
                  end
                  if attrs['custom_fields'].present?
                    editable_custom_field_ids = editable_custom_field_values(user).map {|v| v.custom_field_id.to_s}
                    attrs['custom_fields'].select! {|c| editable_custom_field_ids.include?(c['id'].to_s)}
                  end
                  # mass-assignment security bypass
                  assign_attributes attrs, :without_protection => true
                end
                def disabled_core_fields
                  tracker ? tracker.disabled_core_fields : []
                end
                # Returns the custom_field_values that can be edited by the given user
                def editable_custom_field_values(user=nil)
                  visible_custom_field_values(user).reject do |value|
                    read_only_attribute_names(user).include?(value.custom_field_id.to_s)
                  end
                end
                # Returns the custom fields that can be edited by the given user
                def editable_custom_fields(user=nil)
                  editable_custom_field_values(user).map(&:custom_field).uniq
                end
                # Returns the names of attributes that are read-only for user or the current user
                # For users with multiple roles, the read-only fields are the intersection of
                # read-only fields of each role
                # The result is an array of strings where sustom fields are represented with their ids
                #
                # Examples:
                #   issue.read_only_attribute_names # => ['due_date', '2']
                #   issue.read_only_attribute_names(user) # => []
                def read_only_attribute_names(user=nil)
                  workflow_rule_by_attribute(user).reject {|attr, rule| rule != 'readonly'}.keys
                end
                # Returns the names of required attributes for user or the current user
                # For users with multiple roles, the required fields are the intersection of
                # required fields of each role
                # The result is an array of strings where sustom fields are represented with their ids
                #
                # Examples:
                #   issue.required_attribute_names # => ['due_date', '2']
                #   issue.required_attribute_names(user) # => []
                def required_attribute_names(user=nil)
                  workflow_rule_by_attribute(user).reject {|attr, rule| rule != 'required'}.keys
                end
                # Returns true if the attribute is required for user
                def required_attribute?(name, user=nil)
                  required_attribute_names(user).include?(name.to_s)
                end
                # Returns a hash of the workflow rule by attribute for the given user
                #
                # Examples:
                #   issue.workflow_rule_by_attribute # => {'due_date' => 'required', 'start_date' => 'readonly'}
                def workflow_rule_by_attribute(user=nil)
                  return @workflow_rule_by_attribute if @workflow_rule_by_attribute && user.nil?
                  user_real = user || User.current
                  roles = user_real.admin ? Role.all.to_a : user_real.roles_for_project(project)
                  roles = roles.select(&:consider_workflow?)
                  return {} if roles.empty?
                  result = {}
                  workflow_permissions = WorkflowPermission.where(:tracker_id => tracker_id, :old_status_id => status_id, :role_id => roles.map(&:id)).to_a
                  if workflow_permissions.any?
                    workflow_rules = workflow_permissions.inject({}) do |h, wp|
                      h[wp.field_name] ||= {}
                      h[wp.field_name][wp.role_id] = wp.rule
                      h
                    end
                    fields_with_roles = {}
                    IssueCustomField.where(:visible => false).joins(:roles).pluck(:id, "role_id").each do |field_id, role_id|
                      fields_with_roles[field_id] ||= []
                      fields_with_roles[field_id] << role_id
                    end
                    roles.each do |role|
                      fields_with_roles.each do |field_id, role_ids|
                        unless role_ids.include?(role.id)
                          field_name = field_id.to_s
                          workflow_rules[field_name] ||= {}
                          workflow_rules[field_name][role.id] = 'readonly'
                        end
                      end
                    end
                    workflow_rules.each do |attr, rules|
                      next if rules.size < roles.size
                      uniq_rules = rules.values.uniq
                      if uniq_rules.size == 1
                        result[attr] = uniq_rules.first
                      else
                        result[attr] = 'required'
                      end
                    end
                  end
                  @workflow_rule_by_attribute = result if user.nil?
                  result
                end
                private :workflow_rule_by_attribute
                def done_ratio
                  if Issue.use_status_for_done_ratio? && status && status.default_done_ratio
                    status.default_done_ratio
                  else
                    read_attribute(:done_ratio)
                  end
                end
                def self.use_status_for_done_ratio?
                  Setting.issue_done_ratio == 'issue_status'
                end
                def self.use_field_for_done_ratio?
                  Setting.issue_done_ratio == 'issue_field'
                end
                def validate_issue
                  if due_date && start_date && (start_date_changed? || due_date_changed?) && due_date < start_date
                    errors.add :due_date, :greater_than_start_date
                  end
                  if start_date && start_date_changed? && soonest_start && start_date < soonest_start
                    errors.add :start_date, :earlier_than_minimum_start_date, :date => format_date(soonest_start)
                  end
                  if fixed_version
                    if !assignable_versions.include?(fixed_version)
                      errors.add :fixed_version_id, :inclusion
                    elsif reopening? && fixed_version.closed?
                      errors.add :base, I18n.t(:error_can_not_reopen_issue_on_closed_version)
                    end
                  end
                  # Checks that the issue can not be added/moved to a disabled tracker
                  if project && (tracker_id_changed? || project_id_changed?)
                    if tracker && !project.trackers.include?(tracker)
                      errors.add :tracker_id, :inclusion
                    end
                  end
                  # Checks parent issue assignment
                  if @invalid_parent_issue_id.present?
                    errors.add :parent_issue_id, :invalid
                  elsif @parent_issue
                    if !valid_parent_project?(@parent_issue)
                      errors.add :parent_issue_id, :invalid
                    elsif (@parent_issue != parent) && (
                        self.would_reschedule?(@parent_issue) ||
                        @parent_issue.self_and_ancestors.any? {|a| a.relations_from.any? {|r| r.relation_type == IssueRelation::TYPE_PRECEDES && r.issue_to.would_reschedule?(self)}}
                      )
                      errors.add :parent_issue_id, :invalid
                    elsif !new_record?
                      # moving an existing issue
                      if move_possible?(@parent_issue)
                        # move accepted
                      else
                        errors.add :parent_issue_id, :invalid
                      end
                    end
                  end
                end
                # Validates the issue against additional workflow requirements
                def validate_required_fields
                  user = new_record? ? author : current_journal.try(:user)
                  required_attribute_names(user).each do |attribute|
                    if attribute =~ /^\d+$/
                      attribute = attribute.to_i
                      v = custom_field_values.detect {|v| v.custom_field_id == attribute }
                      if v && Array(v.value).detect(&:present?).nil?
                        errors.add :base, v.custom_field.name + ' ' + l('activerecord.errors.messages.blank')
                      end
                    else
                      if respond_to?(attribute) && send(attribute).blank? && !disabled_core_fields.include?(attribute)
                        next if attribute == 'category_id' && project.try(:issue_categories).blank?
                        next if attribute == 'fixed_version_id' && assignable_versions.blank?
                        errors.add attribute, :blank
                      end
                    end
                  end
                end
                # Overrides Redmine::Acts::Customizable::InstanceMethods#validate_custom_field_values
                # so that custom values that are not editable are not validated (eg. a custom field that
                # is marked as required should not trigger a validation error if the user is not allowed
                # to edit this field).
                def validate_custom_field_values
                  user = new_record? ? author : current_journal.try(:user)
                  if new_record? || custom_field_values_changed?
                    editable_custom_field_values(user).each(&:validate_value)
                  end
                end
                # Set the done_ratio using the status if that setting is set.  This will keep the done_ratios
                # even if the user turns off the setting later
                def update_done_ratio_from_issue_status
                  if Issue.use_status_for_done_ratio? && status && status.default_done_ratio
                    self.done_ratio = status.default_done_ratio
                  end
                end
                def init_journal(user, notes = "")
                  @current_journal ||= Journal.new(:journalized => self, :user => user, :notes => notes)
                end
                # Returns the current journal or nil if it's not initialized
                def current_journal
                  @current_journal
                end
                # Returns the names of attributes that are journalized when updating the issue
                def journalized_attribute_names
                  names = Issue.column_names - %w(id root_id lft rgt lock_version created_on updated_on closed_on)
                  if tracker
                    names -= tracker.disabled_core_fields
                  end
                  names
                end
                # Returns the id of the last journal or nil
                def last_journal_id
                  if new_record?
                    nil
                  else
                    journals.maximum(:id)
                  end
                end
                # Returns a scope for journals that have an id greater than journal_id
                def journals_after(journal_id)
                  scope = journals.reorder("#{Journal.table_name}.id ASC")
                  if journal_id.present?
                    scope = scope.where("#{Journal.table_name}.id > ?", journal_id.to_i)
                  end
                  scope
                end
                # Returns the initial status of the issue
                # Returns nil for a new issue
                def status_was
                  if status_id_changed?
                    if status_id_was.to_i > 0
                      @status_was ||= IssueStatus.find_by_id(status_id_was)
                    end
                  else
                    @status_was ||= status
                  end
                end
                # Return true if the issue is closed, otherwise false
                def closed?
                  status.present? && status.is_closed?
                end
                # Returns true if the issue was closed when loaded
                def was_closed?
                  status_was.present? && status_was.is_closed?
                end
                # Return true if the issue is being reopened
                def reopening?
                  if new_record?
                    false
                  else
                    status_id_changed? && !closed? && was_closed?
                  end
                end
                alias :reopened? :reopening?
                # Return true if the issue is being closed
                def closing?
                  if new_record?
                    closed?
                  else
                    status_id_changed? && closed? && !was_closed?
                  end
                end
                # Returns true if the issue is overdue
                def overdue?
                  due_date.present? && (due_date < User.current.today) && !closed?
                end
                # Is the amount of work done less than it should for the due date
                def behind_schedule?
                  return false if start_date.nil? || due_date.nil?
                  done_date = start_date + ((due_date - start_date + 1) * done_ratio / 100).floor
                  return done_date <= User.current.today
                end
                # Does this issue have children?
                def children?
                  !leaf?
                end
                # Users the issue can be assigned to
                def assignable_users
-                 users = project.assignable_users.to_a
+                 users = project.assignable_users(tracker).to_a
                  users << author if author && author.active?
                  users << assigned_to if assigned_to
                  users.uniq.sort
                end
                # Versions that the issue can be assigned to
                def assignable_versions
                  return @assignable_versions if @assignable_versions
                  versions = project.shared_versions.open.to_a
                  if fixed_version
                    if fixed_version_id_changed?
                      # nothing to do
                    elsif project_id_changed?
                      if project.shared_versions.include?(fixed_version)
                        versions << fixed_version
                      end
                    else
                      versions << fixed_version
                    end
                  end
                  @assignable_versions = versions.uniq.sort
                end
                # Returns true if this issue is blocked by another issue that is still open
                def blocked?
                  !relations_to.detect {|ir| ir.relation_type == 'blocks' && !ir.issue_from.closed?}.nil?
                end
                # Returns the default status of the issue based on its tracker
                # Returns nil if tracker is nil
                def default_status
                  tracker.try(:default_status)
                end
                # Returns an array of statuses that user is able to apply
                def new_statuses_allowed_to(user=User.current, include_default=false)
                  if new_record? && @copied_from
                    [default_status, @copied_from.status].compact.uniq.sort
                  else
                    initial_status = nil
                    if new_record?
                      # nop
                    elsif tracker_id_changed?
                      if Tracker.where(:id => tracker_id_was, :default_status_id => status_id_was).any?
                        initial_status = default_status
                      elsif tracker.issue_status_ids.include?(status_id_was)
                        initial_status = IssueStatus.find_by_id(status_id_was)
                      else
                        initial_status = default_status
                      end
                    else
                      initial_status = status_was
                    end
                    initial_assigned_to_id = assigned_to_id_changed? ? assigned_to_id_was : assigned_to_id
                    assignee_transitions_allowed = initial_assigned_to_id.present? &&
                      (user.id == initial_assigned_to_id || user.group_ids.include?(initial_assigned_to_id))
                    statuses = []
                    statuses += IssueStatus.new_statuses_allowed(
                      initial_status,
                      user.admin ? Role.all.to_a : user.roles_for_project(project),
                      tracker,
                      author == user,
                      assignee_transitions_allowed
                    )
                    statuses << initial_status unless statuses.empty?
                    statuses << default_status if include_default || (new_record? && statuses.empty?)
                    statuses = statuses.compact.uniq.sort
                    if blocked?
                      statuses.reject!(&:is_closed?)
                    end
                    statuses
                  end
                end
                # Returns the previous assignee (user or group) if changed
                def assigned_to_was
                  # assigned_to_id_was is reset before after_save callbacks
                  user_id = @previous_assigned_to_id || assigned_to_id_was
                  if user_id && user_id != assigned_to_id
                    @assigned_to_was ||= Principal.find_by_id(user_id)
                  end
                end
                # Returns the original tracker
                def tracker_was
                  Tracker.find_by_id(tracker_id_was)
                end
                # Returns the users that should be notified
                def notified_users
                  notified = []
                  # Author and assignee are always notified unless they have been
                  # locked or don't want to be notified
                  notified << author if author
                  if assigned_to
                    notified += (assigned_to.is_a?(Group) ? assigned_to.users : [assigned_to])
                  end
                  if assigned_to_was
                    notified += (assigned_to_was.is_a?(Group) ? assigned_to_was.users : [assigned_to_was])
                  end
                  notified = notified.select {|u| u.active? && u.notify_about?(self)}
                  notified += project.notified_users
                  notified.uniq!
                  # Remove users that can not view the issue
                  notified.reject! {|user| !visible?(user)}
                  notified
                end
                # Returns the email addresses that should be notified
                def recipients
                  notified_users.collect(&:mail)
                end
                def each_notification(users, &block)
                  if users.any?
                    if custom_field_values.detect {|value| !value.custom_field.visible?}
                      users_by_custom_field_visibility = users.group_by do |user|
                        visible_custom_field_values(user).map(&:custom_field_id).sort
                      end
                      users_by_custom_field_visibility.values.each do |users|
                        yield(users)
                      end
                    else
                      yield(users)
                    end
                  end
                end
                def notify?
                  @notify != false
                end
                def notify=(arg)
                  @notify = arg
                end
                # Returns the number of hours spent on this issue
                def spent_hours
                  @spent_hours ||= time_entries.sum(:hours) || 0
                end
                # Returns the total number of hours spent on this issue and its descendants
                def total_spent_hours
                  @total_spent_hours ||= if leaf?
                    spent_hours
                  else
                    self_and_descendants.joins(:time_entries).sum("#{TimeEntry.table_name}.hours").to_f || 0.0
                  end
                end
                def total_estimated_hours
                  if leaf?
                    estimated_hours
                  else
                    @total_estimated_hours ||= self_and_descendants.sum(:estimated_hours)
                  end
                end
                def relations
                  @relations ||= IssueRelation::Relations.new(self, (relations_from + relations_to).sort)
                end
                # Preloads relations for a collection of issues
                def self.load_relations(issues)
                  if issues.any?
                    relations = IssueRelation.where("issue_from_id IN (:ids) OR issue_to_id IN (:ids)", :ids => issues.map(&:id)).all
                    issues.each do |issue|
                      issue.instance_variable_set "@relations", relations.select {|r| r.issue_from_id == issue.id || r.issue_to_id == issue.id}
                    end
                  end
                end
                # Preloads visible spent time for a collection of issues
                def self.load_visible_spent_hours(issues, user=User.current)
                  if issues.any?
                    hours_by_issue_id = TimeEntry.visible(user).where(:issue_id => issues.map(&:id)).group(:issue_id).sum(:hours)
                    issues.each do |issue|
                      issue.instance_variable_set "@spent_hours", (hours_by_issue_id[issue.id] || 0)
                    end
                  end
                end
                # Preloads visible total spent time for a collection of issues
                def self.load_visible_total_spent_hours(issues, user=User.current)
                  if issues.any?
                    hours_by_issue_id = TimeEntry.visible(user).joins(:issue).
                      joins("JOIN #{Issue.table_name} parent ON parent.root_id = #{Issue.table_name}.root_id" +
                        " AND parent.lft <= #{Issue.table_name}.lft AND parent.rgt >= #{Issue.table_name}.rgt").
                      where("parent.id IN (?)", issues.map(&:id)).group("parent.id").sum(:hours)
                    issues.each do |issue|
                      issue.instance_variable_set "@total_spent_hours", (hours_by_issue_id[issue.id] || 0)
                    end
                  end
                end
                # Preloads visible relations for a collection of issues
                def self.load_visible_relations(issues, user=User.current)
                  if issues.any?
                    issue_ids = issues.map(&:id)
                    # Relations with issue_from in given issues and visible issue_to
                    relations_from = IssueRelation.joins(:issue_to => :project).
                                       where(visible_condition(user)).where(:issue_from_id => issue_ids).to_a
                    # Relations with issue_to in given issues and visible issue_from
                    relations_to = IssueRelation.joins(:issue_from => :project).
                                       where(visible_condition(user)).
                                       where(:issue_to_id => issue_ids).to_a
                    issues.each do |issue|
                      relations =
                        relations_from.select {|relation| relation.issue_from_id == issue.id} +
                        relations_to.select {|relation| relation.issue_to_id == issue.id}
                      issue.instance_variable_set "@relations", IssueRelation::Relations.new(issue, relations.sort)
                    end
                  end
                end
                # Finds an issue relation given its id.
                def find_relation(relation_id)
                  IssueRelation.where("issue_to_id = ? OR issue_from_id = ?", id, id).find(relation_id)
                end
                # Returns true if this issue blocks the other issue, otherwise returns false
                def blocks?(other)
                  all = [self]
                  last = [self]
                  while last.any?
                    current = last.map {|i| i.relations_from.where(:relation_type => IssueRelation::TYPE_BLOCKS).map(&:issue_to)}.flatten.uniq
                    current -= last
                    current -= all
                    return true if current.include?(other)
                    last = current
                    all += last
                  end
                  false
                end
                # Returns true if the other issue might be rescheduled if the start/due dates of this issue change
                def would_reschedule?(other)
                  all = [self]
                  last = [self]
                  while last.any?
                    current = last.map {|i|
                      i.relations_from.where(:relation_type => IssueRelation::TYPE_PRECEDES).map(&:issue_to) +
                      i.leaves.to_a +
                      i.ancestors.map {|a| a.relations_from.where(:relation_type => IssueRelation::TYPE_PRECEDES).map(&:issue_to)}
                    }.flatten.uniq
                    current -= last
                    current -= all
                    return true if current.include?(other)
                    last = current
                    all += last
                  end
                  false
                end
                # Returns an array of issues that duplicate this one
                def duplicates
                  relations_to.select {|r| r.relation_type == IssueRelation::TYPE_DUPLICATES}.collect {|r| r.issue_from}
                end
                # Returns the due date or the target due date if any
                # Used on gantt chart
                def due_before
                  due_date || (fixed_version ? fixed_version.effective_date : nil)
                end
                # Returns the time scheduled for this issue.
                #
                # Example:
                #   Start Date: 2/26/09, End Date: 3/04/09
                #   duration => 6
                def duration
                  (start_date && due_date) ? due_date - start_date : 0
                end
                # Returns the duration in working days
                def working_duration
                  (start_date && due_date) ? working_days(start_date, due_date) : 0
                end
                def soonest_start(reload=false)
                  if @soonest_start.nil? || reload
                    dates = relations_to(reload).collect{|relation| relation.successor_soonest_start}
                    p = @parent_issue || parent
                    if p && Setting.parent_issue_dates == 'derived'
                      dates << p.soonest_start
                    end
                    @soonest_start = dates.compact.max
                  end
                  @soonest_start
                end
                # Sets start_date on the given date or the next working day
                # and changes due_date to keep the same working duration.
                def reschedule_on(date)
                  wd = working_duration
                  date = next_working_date(date)
                  self.start_date = date
                  self.due_date = add_working_days(date, wd)
                end
                # Reschedules the issue on the given date or the next working day and saves the record.
                # If the issue is a parent task, this is done by rescheduling its subtasks.
                def reschedule_on!(date)
                  return if date.nil?
                  if leaf? || !dates_derived?
                    if start_date.nil? || start_date != date
                      if start_date && start_date > date
                        # Issue can not be moved earlier than its soonest start date
                        date = [soonest_start(true), date].compact.max
                      end
                      reschedule_on(date)
                      begin
                        save
                      rescue ActiveRecord::StaleObjectError
                        reload
                        reschedule_on(date)
                        save
                      end
                    end
                  else
                    leaves.each do |leaf|
                      if leaf.start_date
                        # Only move subtask if it starts at the same date as the parent
                        # or if it starts before the given date
                        if start_date == leaf.start_date || date > leaf.start_date
                          leaf.reschedule_on!(date)
                        end
                      else
                        leaf.reschedule_on!(date)
                      end
                    end
                  end
                end
                def dates_derived?
                  !leaf? && Setting.parent_issue_dates == 'derived'
                end
                def priority_derived?
                  !leaf? && Setting.parent_issue_priority == 'derived'
                end
                def done_ratio_derived?
                  !leaf? && Setting.parent_issue_done_ratio == 'derived'
                end
                def <=>(issue)
                  if issue.nil?
                    -1
                  elsif root_id != issue.root_id
                    (root_id || 0) <=> (issue.root_id || 0)
                  else
                    (lft || 0) <=> (issue.lft || 0)
                  end
                end
                def to_s
                  "#{tracker} ##{id}: #{subject}"
                end
                # Returns a string of css classes that apply to the issue
                def css_classes(user=User.current)
                  s = "issue tracker-#{tracker_id} status-#{status_id} #{priority.try(:css_classes)}"
                  s << ' closed' if closed?
                  s << ' overdue' if overdue?
                  s << ' child' if child?
                  s << ' parent' unless leaf?
                  s << ' private' if is_private?
                  if user.logged?
                    s << ' created-by-me' if author_id == user.id
                    s << ' assigned-to-me' if assigned_to_id == user.id
                    s << ' assigned-to-my-group' if user.groups.any? {|g| g.id == assigned_to_id}
                  end
                  s
                end
                # Unassigns issues from +version+ if it's no longer shared with issue's project
                def self.update_versions_from_sharing_change(version)
                  # Update issues assigned to the version
                  update_versions(["#{Issue.table_name}.fixed_version_id = ?", version.id])
                end
                # Unassigns issues from versions that are no longer shared
                # after +project+ was moved
                def self.update_versions_from_hierarchy_change(project)
                  moved_project_ids = project.self_and_descendants.reload.collect(&:id)
                  # Update issues of the moved projects and issues assigned to a version of a moved project
                  Issue.update_versions(
                          ["#{Version.table_name}.project_id IN (?) OR #{Issue.table_name}.project_id IN (?)",
                           moved_project_ids, moved_project_ids]
                        )
                end
                def parent_issue_id=(arg)
                  s = arg.to_s.strip.presence
                  if s && (m = s.match(%r{\A#?(\d+)\z})) && (@parent_issue = Issue.find_by_id(m[1]))
                    @invalid_parent_issue_id = nil
                  elsif s.blank?
                    @parent_issue = nil
                    @invalid_parent_issue_id = nil
                  else
                    @parent_issue = nil
                    @invalid_parent_issue_id = arg
                  end
                end
                def parent_issue_id
                  if @invalid_parent_issue_id
                    @invalid_parent_issue_id
                  elsif instance_variable_defined? :@parent_issue
                    @parent_issue.nil? ? nil : @parent_issue.id
                  else
                    parent_id
                  end
                end
                def set_parent_id
                  self.parent_id = parent_issue_id
                end
                # Returns true if issue's project is a valid
                # parent issue project
                def valid_parent_project?(issue=parent)
                  return true if issue.nil? || issue.project_id == project_id
                  case Setting.cross_project_subtasks
                  when 'system'
                    true
                  when 'tree'
                    issue.project.root == project.root
                  when 'hierarchy'
                    issue.project.is_or_is_ancestor_of?(project) || issue.project.is_descendant_of?(project)
                  when 'descendants'
                    issue.project.is_or_is_ancestor_of?(project)
                  else
                    false
                  end
                end
                # Returns an issue scope based on project and scope
                def self.cross_project_scope(project, scope=nil)
                  if project.nil?
                    return Issue
                  end
                  case scope
                  when 'all', 'system'
                    Issue
                  when 'tree'
                    Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt)",
                                                :lft => project.root.lft, :rgt => project.root.rgt)
                  when 'hierarchy'
                    Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt) OR (#{Project.table_name}.lft < :lft AND #{Project.table_name}.rgt > :rgt)",
                                                :lft => project.lft, :rgt => project.rgt)
                  when 'descendants'
                    Issue.joins(:project).where("(#{Project.table_name}.lft >= :lft AND #{Project.table_name}.rgt <= :rgt)",
                                                :lft => project.lft, :rgt => project.rgt)
                  else
                    Issue.where(:project_id => project.id)
                  end
                end
                def self.by_tracker(project)
                  count_and_group_by(:project => project, :association => :tracker)
                end
                def self.by_version(project)
                  count_and_group_by(:project => project, :association => :fixed_version)
                end
                def self.by_priority(project)
                  count_and_group_by(:project => project, :association => :priority)
                end
                def self.by_category(project)
                  count_and_group_by(:project => project, :association => :category)
                end
                def self.by_assigned_to(project)
                  count_and_group_by(:project => project, :association => :assigned_to)
                end
                def self.by_author(project)
                  count_and_group_by(:project => project, :association => :author)
                end
                def self.by_subproject(project)
                  r = count_and_group_by(:project => project, :with_subprojects => true, :association => :project)
                  r.reject {|r| r["project_id"] == project.id.to_s}
                end
                # Query generator for selecting groups of issue counts for a project
                # based on specific criteria
                #
                # Options
                # * project - Project to search in.
                # * with_subprojects - Includes subprojects issues if set to true.
                # * association - Symbol. Association for grouping.
                def self.count_and_group_by(options)
                  assoc = reflect_on_association(options[:association])
                  select_field = assoc.foreign_key
                  Issue.
                    visible(User.current, :project => options[:project], :with_subprojects => options[:with_subprojects]).
                    joins(:status, assoc.name).
                    group(:status_id, :is_closed, select_field).
                    count.
                    map do |columns, total|
                      status_id, is_closed, field_value = columns
                      is_closed = ['t', 'true', '1'].include?(is_closed.to_s)
                      {
                        "status_id" => status_id.to_s,
                        "closed" => is_closed,
                        select_field => field_value.to_s,
                        "total" => total.to_s
                      }
                    end
                end
                # Returns a scope of projects that user can assign the issue to
                def allowed_target_projects(user=User.current)
                  current_project = new_record? ? nil : project
                  self.class.allowed_target_projects(user, current_project)
                end
                # Returns a scope of projects that user can assign issues to
                # If current_project is given, it will be included in the scope
                def self.allowed_target_projects(user=User.current, current_project=nil)
                  condition = Project.allowed_to_condition(user, :add_issues)
                  if current_project
                    condition = ["(#{condition}) OR #{Project.table_name}.id = ?", current_project.id]
                  end
                  Project.where(condition).having_trackers
                end
                # Returns a scope of trackers that user can assign the issue to
                def allowed_target_trackers(user=User.current)
                  self.class.allowed_target_trackers(project, user, tracker_id_was)
                end
                # Returns a scope of trackers that user can assign project issues to
                def self.allowed_target_trackers(project, user=User.current, current_tracker=nil)
                  if project
                    scope = project.trackers.sorted
                    unless user.admin?
                      roles = user.roles_for_project(project).select {|r| r.has_permission?(:add_issues)}
                      unless roles.any? {|r| r.permissions_all_trackers?(:add_issues)}
                        tracker_ids = roles.map {|r| r.permissions_tracker_ids(:add_issues)}.flatten.uniq
                        if current_tracker
                          tracker_ids << current_tracker
                        end
                        scope = scope.where(:id => tracker_ids)
                      end
                    end
                    scope
                  else
                    Tracker.none
                  end
                end
                private
                def user_tracker_permission?(user, permission)
                  if user.admin?
                    true
                  else
                    roles = user.roles_for_project(project).select {|r| r.has_permission?(permission)}
                    roles.any? {|r| r.permissions_all_trackers?(permission) || r.permissions_tracker_ids?(permission, tracker_id)}
                  end
                end
                def after_project_change
                  # Update project_id on related time entries
                  TimeEntry.where({:issue_id => id}).update_all(["project_id = ?", project_id])
                  # Delete issue relations
                  unless Setting.cross_project_issue_relations?
                    relations_from.clear
                    relations_to.clear
                  end
                  # Move subtasks that were in the same project
                  children.each do |child|
                    next unless child.project_id == project_id_was
                    # Change project and keep project
                    child.send :project=, project, true
                    unless child.save
                      raise ActiveRecord::Rollback
                    end
                  end
                end
                # Callback for after the creation of an issue by copy
                # * adds a "copied to" relation with the copied issue
                # * copies subtasks from the copied issue
                def after_create_from_copy
                  return unless copy? && !@after_create_from_copy_handled
                  if (@copied_from.project_id == project_id || Setting.cross_project_issue_relations?) && @copy_options[:link] != false
                    if @current_journal
                      @copied_from.init_journal(@current_journal.user)
                    end
                    relation = IssueRelation.new(:issue_from => @copied_from, :issue_to => self, :relation_type => IssueRelation::TYPE_COPIED_TO)
                    unless relation.save
                      logger.error "Could not create relation while copying ##{@copied_from.id} to ##{id} due to validation errors: #{relation.errors.full_messages.join(', ')}" if logger
                    end
                  end
                  unless @copied_from.leaf? || @copy_options[:subtasks] == false
                    copy_options = (@copy_options || {}).merge(:subtasks => false)
                    copied_issue_ids = {@copied_from.id => self.id}
                    @copied_from.reload.descendants.reorder("#{Issue.table_name}.lft").each do |child|
                      # Do not copy self when copying an issue as a descendant of the copied issue
                      next if child == self
                      # Do not copy subtasks of issues that were not copied
                      next unless copied_issue_ids[child.parent_id]
                      # Do not copy subtasks that are not visible to avoid potential disclosure of private data
                      unless child.visible?
                        logger.error "Subtask ##{child.id} was not copied during ##{@copied_from.id} copy because it is not visible to the current user" if logger
                        next
                      end
                      copy = Issue.new.copy_from(child, copy_options)
                      if @current_journal
                        copy.init_journal(@current_journal.user)
                      end
                      copy.author = author
                      copy.project = project
                      copy.parent_issue_id = copied_issue_ids[child.parent_id]
                      unless copy.save
                        logger.error "Could not copy subtask ##{child.id} while copying ##{@copied_from.id} to ##{id} due to validation errors: #{copy.errors.full_messages.join(', ')}" if logger
                        next
                      end
                      copied_issue_ids[child.id] = copy.id
                    end
                  end
                  @after_create_from_copy_handled = true
                end
                def update_nested_set_attributes
                  if parent_id_changed?
                    update_nested_set_attributes_on_parent_change
                  end
                  remove_instance_variable(:@parent_issue) if instance_variable_defined?(:@parent_issue)
                end
                # Updates the nested set for when an existing issue is moved
                def update_nested_set_attributes_on_parent_change
                  former_parent_id = parent_id_was
                  # delete invalid relations of all descendants
                  self_and_descendants.each do |issue|
                    issue.relations.each do |relation|
                      relation.destroy unless relation.valid?
                    end
                  end
                  # update former parent
                  recalculate_attributes_for(former_parent_id) if former_parent_id
                end
                def update_parent_attributes
                  if parent_id
                    recalculate_attributes_for(parent_id)
                    association(:parent).reset
                  end
                end
                def recalculate_attributes_for(issue_id)
                  if issue_id && p = Issue.find_by_id(issue_id)
                    if p.priority_derived?
                      # priority = highest priority of open children
                      if priority_position = p.children.open.joins(:priority).maximum("#{IssuePriority.table_name}.position")
                        p.priority = IssuePriority.find_by_position(priority_position)
                      else
                        p.priority = IssuePriority.default
                      end
                    end
                    if p.dates_derived?
                      # start/due dates = lowest/highest dates of children
                      p.start_date = p.children.minimum(:start_date)
                      p.due_date = p.children.maximum(:due_date)
                      if p.start_date && p.due_date && p.due_date < p.start_date
                        p.start_date, p.due_date = p.due_date, p.start_date
                      end
                    end
                    if p.done_ratio_derived?
                      # done ratio = weighted average ratio of leaves
                      unless Issue.use_status_for_done_ratio? && p.status && p.status.default_done_ratio
                        child_count = p.children.count
                        if child_count > 0
                          average = p.children.where("estimated_hours > 0").average(:estimated_hours).to_f
                          if average == 0
                            average = 1
                          end
                          done = p.children.joins(:status).
                            sum("COALESCE(CASE WHEN estimated_hours > 0 THEN estimated_hours ELSE NULL END, #{average}) " +
                                "* (CASE WHEN is_closed = #{self.class.connection.quoted_true} THEN 100 ELSE COALESCE(done_ratio, 0) END)").to_f
                          progress = done / (average * child_count)
                          p.done_ratio = progress.round
                        end
                      end
                    end
                    # ancestors will be recursively updated
                    p.save(:validate => false)
                  end
                end
                # Update issues so their versions are not pointing to a
                # fixed_version that is not shared with the issue's project
                def self.update_versions(conditions=nil)
                  # Only need to update issues with a fixed_version from
                  # a different project and that is not systemwide shared
                  Issue.joins(:project, :fixed_version).
                    where("#{Issue.table_name}.fixed_version_id IS NOT NULL" +
                      " AND #{Issue.table_name}.project_id <> #{Version.table_name}.project_id" +
                      " AND #{Version.table_name}.sharing <> 'system'").
                    where(conditions).each do |issue|
                    next if issue.project.nil? || issue.fixed_version.nil?
                    unless issue.project.shared_versions.include?(issue.fixed_version)
                      issue.init_journal(User.current)
                      issue.fixed_version = nil
                      issue.save
                    end
                  end
                end
                # Callback on file attachment
                def attachment_added(attachment)
                  if current_journal && !attachment.new_record?
                    current_journal.journalize_attachment(attachment, :added)
                  end
                end
                # Callback on attachment deletion
                def attachment_removed(attachment)
                  if current_journal && !attachment.new_record?
                    current_journal.journalize_attachment(attachment, :removed)
                    current_journal.save
                  end
                end
                # Called after a relation is added
                def relation_added(relation)
                  if current_journal
                    current_journal.journalize_relation(relation, :added)
                    current_journal.save
                  end
                end
                # Called after a relation is removed
                def relation_removed(relation)
                  if current_journal
                    current_journal.journalize_relation(relation, :removed)
                    current_journal.save
                  end
                end
                # Default assignment based on category
                def default_assign
                  if assigned_to.nil? && category && category.assigned_to
                    self.assigned_to = category.assigned_to
                  end
                end
                # Updates start/due dates of following issues
                def reschedule_following_issues
                  if start_date_changed? || due_date_changed?
                    relations_from.each do |relation|
                      relation.set_issue_to_dates
                    end
                  end
                end
                # Closes duplicates if the issue is being closed
                def close_duplicates
                  if closing?
                    duplicates.each do |duplicate|
                      # Reload is needed in case the duplicate was updated by a previous duplicate
                      duplicate.reload
                      # Don't re-close it if it's already closed
                      next if duplicate.closed?
                      # Same user and notes
                      if @current_journal
                        duplicate.init_journal(@current_journal.user, @current_journal.notes)
                        duplicate.private_notes = @current_journal.private_notes
                      end
                      duplicate.update_attribute :status, self.status
                    end
                  end
                end
                # Make sure updated_on is updated when adding a note and set updated_on now
                # so we can set closed_on with the same value on closing
                def force_updated_on_change
                  if @current_journal || changed?
                    self.updated_on = current_time_from_proper_timezone
                    if new_record?
                      self.created_on = updated_on
                    end
                  end
                end
                # Callback for setting closed_on when the issue is closed.
                # The closed_on attribute stores the time of the last closing
                # and is preserved when the issue is reopened.
                def update_closed_on
                  if closing?
                    self.closed_on = updated_on
                  end
                end
                # Saves the changes in a Journal
                # Called after_save
                def create_journal
                  if current_journal
                    current_journal.save
                  end
                end
                def send_notification
                  if notify? && Setting.notified_events.include?('issue_added')
                    Mailer.deliver_issue_add(self)
                  end
                end
                # Stores the previous assignee so we can still have access
                # to it during after_save callbacks (assigned_to_id_was is reset)
                def set_assigned_to_was
                  @previous_assigned_to_id = assigned_to_id_was
                end
                # Clears the previous assignee at the end of after_save callbacks
                def clear_assigned_to_was
                  @assigned_to_was = nil
                  @previous_assigned_to_id = nil
                end
                def clear_disabled_fields
                  if tracker
                    tracker.disabled_core_fields.each do |attribute|
                      send "#{attribute}=", nil
                    end
                    self.done_ratio ||= 0
                  end
                end
              end

app/models/project.rb +13 -2

              # Redmine - project management software
              # Copyright (C) 2006-2016  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class Project < ActiveRecord::Base
                include Redmine::SafeAttributes
                include Redmine::NestedSet::ProjectNestedSet
                # Project statuses
                STATUS_ACTIVE     = 1
                STATUS_CLOSED     = 5
                STATUS_ARCHIVED   = 9
                # Maximum length for project identifiers
                IDENTIFIER_MAX_LENGTH = 100
                # Specific overridden Activities
                has_many :time_entry_activities
                has_many :memberships, :class_name => 'Member', :inverse_of => :project
                # Memberships of active users only
                has_many :members,
                         lambda { joins(:principal).where(:users => {:type => 'User', :status => Principal::STATUS_ACTIVE}) }
                has_many :enabled_modules, :dependent => :delete_all
                has_and_belongs_to_many :trackers, lambda {order(:position)}
                has_many :issues, :dependent => :destroy
                has_many :issue_changes, :through => :issues, :source => :journals
                has_many :versions, lambda {order("#{Version.table_name}.effective_date DESC, #{Version.table_name}.name DESC")}, :dependent => :destroy
                belongs_to :default_version, :class_name => 'Version'
                has_many :time_entries, :dependent => :destroy
                has_many :queries, :class_name => 'IssueQuery', :dependent => :delete_all
                has_many :documents, :dependent => :destroy
                has_many :news, lambda {includes(:author)}, :dependent => :destroy
                has_many :issue_categories, lambda {order("#{IssueCategory.table_name}.name")}, :dependent => :delete_all
                has_many :boards, lambda {order("position ASC")}, :dependent => :destroy
                has_one :repository, lambda {where(["is_default = ?", true])}
                has_many :repositories, :dependent => :destroy
                has_many :changesets, :through => :repository
                has_one :wiki, :dependent => :destroy
                # Custom field for the project issues
                has_and_belongs_to_many :issue_custom_fields,
                                        lambda {order("#{CustomField.table_name}.position")},
                                        :class_name => 'IssueCustomField',
                                        :join_table => "#{table_name_prefix}custom_fields_projects#{table_name_suffix}",
                                        :association_foreign_key => 'custom_field_id'
                acts_as_attachable :view_permission => :view_files,
                                   :edit_permission => :manage_files,
                                   :delete_permission => :manage_files
                acts_as_customizable
                acts_as_searchable :columns => ['name', 'identifier', 'description'], :project_key => "#{Project.table_name}.id", :permission => nil
                acts_as_event :title => Proc.new {|o| "#{l(:label_project)}: #{o.name}"},
                              :url => Proc.new {|o| {:controller => 'projects', :action => 'show', :id => o}},
                              :author => nil
                attr_protected :status
                validates_presence_of :name, :identifier
                validates_uniqueness_of :identifier, :if => Proc.new {|p| p.identifier_changed?}
                validates_length_of :name, :maximum => 255
                validates_length_of :homepage, :maximum => 255
                validates_length_of :identifier, :in => 1..IDENTIFIER_MAX_LENGTH
                # downcase letters, digits, dashes but not digits only
                validates_format_of :identifier, :with => /\A(?!\d+$)[a-z0-9\-_]*\z/, :if => Proc.new { |p| p.identifier_changed? }
                # reserved words
                validates_exclusion_of :identifier, :in => %w( new )
                validate :validate_parent
                after_save :update_inherited_members, :if => Proc.new {|project| project.inherit_members_changed?}
                after_save :remove_inherited_member_roles, :add_inherited_member_roles, :if => Proc.new {|project| project.parent_id_changed?}
                after_update :update_versions_from_hierarchy_change, :if => Proc.new {|project| project.parent_id_changed?}
                before_destroy :delete_all_members
                scope :has_module, lambda {|mod|
                  where("#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s)
                }
                scope :active, lambda { where(:status => STATUS_ACTIVE) }
                scope :status, lambda {|arg| where(arg.blank? ? nil : {:status => arg.to_i}) }
                scope :all_public, lambda { where(:is_public => true) }
                scope :visible, lambda {|*args| where(Project.visible_condition(args.shift || User.current, *args)) }
                scope :allowed_to, lambda {|*args|
                  user = User.current
                  permission = nil
                  if args.first.is_a?(Symbol)
                    permission = args.shift
                  else
                    user = args.shift
                    permission = args.shift
                  end
                  where(Project.allowed_to_condition(user, permission, *args))
                }
                scope :like, lambda {|arg|
                  if arg.blank?
                    where(nil)
                  else
                    pattern = "%#{arg.to_s.strip.downcase}%"
                    where("LOWER(identifier) LIKE :p OR LOWER(name) LIKE :p", :p => pattern)
                  end
                }
                scope :sorted, lambda {order(:lft)}
                scope :having_trackers, lambda {
                  where("#{Project.table_name}.id IN (SELECT DISTINCT project_id FROM #{table_name_prefix}projects_trackers#{table_name_suffix})")
                }
                def initialize(attributes=nil, *args)
                  super
                  initialized = (attributes || {}).stringify_keys
                  if !initialized.key?('identifier') && Setting.sequential_project_identifiers?
                    self.identifier = Project.next_identifier
                  end
                  if !initialized.key?('is_public')
                    self.is_public = Setting.default_projects_public?
                  end
                  if !initialized.key?('enabled_module_names')
                    self.enabled_module_names = Setting.default_projects_modules
                  end
                  if !initialized.key?('trackers') && !initialized.key?('tracker_ids')
                    default = Setting.default_projects_tracker_ids
                    if default.is_a?(Array)
                      self.trackers = Tracker.where(:id => default.map(&:to_i)).sorted.to_a
                    else
                      self.trackers = Tracker.sorted.to_a
                    end
                  end
                end
                def identifier=(identifier)
                  super unless identifier_frozen?
                end
                def identifier_frozen?
                  errors[:identifier].blank? && !(new_record? || identifier.blank?)
                end
                # returns latest created projects
                # non public projects will be returned only if user is a member of those
                def self.latest(user=nil, count=5)
                  visible(user).limit(count).
                    order(:created_on => :desc).
                    where("#{table_name}.created_on >= ?", 30.days.ago).
                    to_a
                end
                # Returns true if the project is visible to +user+ or to the current user.
                def visible?(user=User.current)
                  user.allowed_to?(:view_project, self)
                end
                # Returns a SQL conditions string used to find all projects visible by the specified user.
                #
                # Examples:
                #   Project.visible_condition(admin)        => "projects.status = 1"
                #   Project.visible_condition(normal_user)  => "((projects.status = 1) AND (projects.is_public = 1 OR projects.id IN (1,3,4)))"
                #   Project.visible_condition(anonymous)    => "((projects.status = 1) AND (projects.is_public = 1))"
                def self.visible_condition(user, options={})
                  allowed_to_condition(user, :view_project, options)
                end
                # Returns a SQL conditions string used to find all projects for which +user+ has the given +permission+
                #
                # Valid options:
                # * :project => limit the condition to project
                # * :with_subprojects => limit the condition to project and its subprojects
                # * :member => limit the condition to the user projects
                def self.allowed_to_condition(user, permission, options={})
                  perm = Redmine::AccessControl.permission(permission)
                  base_statement = (perm && perm.read? ? "#{Project.table_name}.status <> #{Project::STATUS_ARCHIVED}" : "#{Project.table_name}.status = #{Project::STATUS_ACTIVE}")
                  if perm && perm.project_module
                    # If the permission belongs to a project module, make sure the module is enabled
                    base_statement << " AND #{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}')"
                  end
                  if project = options[:project]
                    project_statement = project.project_condition(options[:with_subprojects])
                    base_statement = "(#{project_statement}) AND (#{base_statement})"
                  end
                  if user.admin?
                    base_statement
                  else
                    statement_by_role = {}
                    unless options[:member]
                      role = user.builtin_role
                      if role.allowed_to?(permission)
                        s = "#{Project.table_name}.is_public = #{connection.quoted_true}"
                        if user.id
                          s = "(#{s} AND #{Project.table_name}.id NOT IN (SELECT project_id FROM #{Member.table_name} WHERE user_id = #{user.id}))"
                        end
                        statement_by_role[role] = s
                      end
                    end
                    user.projects_by_role.each do |role, projects|
                      if role.allowed_to?(permission) && projects.any?
                        statement_by_role[role] = "#{Project.table_name}.id IN (#{projects.collect(&:id).join(',')})"
                      end
                    end
                    if statement_by_role.empty?
                      "1=0"
                    else
                      if block_given?
                        statement_by_role.each do |role, statement|
                          if s = yield(role, user)
                            statement_by_role[role] = "(#{statement} AND (#{s}))"
                          end
                        end
                      end
                      "((#{base_statement}) AND (#{statement_by_role.values.join(' OR ')}))"
                    end
                  end
                end
                def override_roles(role)
                  @override_members ||= memberships.
                    joins(:principal).
                    where(:users => {:type => ['GroupAnonymous', 'GroupNonMember']}).to_a
                  group_class = role.anonymous? ? GroupAnonymous : GroupNonMember
                  member = @override_members.detect {|m| m.principal.is_a? group_class}
                  member ? member.roles.to_a : [role]
                end
                def principals
                  @principals ||= Principal.active.joins(:members).where("#{Member.table_name}.project_id = ?", id).uniq
                end
                def users
                  @users ||= User.active.joins(:members).where("#{Member.table_name}.project_id = ?", id).uniq
                end
                # Returns the Systemwide and project specific activities
                def activities(include_inactive=false)
                  t = TimeEntryActivity.table_name
                  scope = TimeEntryActivity.where("#{t}.project_id IS NULL OR #{t}.project_id = ?", id)
                  overridden_activity_ids = self.time_entry_activities.pluck(:parent_id).compact
                  if overridden_activity_ids.any?
                    scope = scope.where("#{t}.id NOT IN (?)", overridden_activity_ids)
                  end
                  unless include_inactive
                    scope = scope.active
                  end
                  scope
                end
                # Will create a new Project specific Activity or update an existing one
                #
                # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
                # does not successfully save.
                def update_or_create_time_entry_activity(id, activity_hash)
                  if activity_hash.respond_to?(:has_key?) && activity_hash.has_key?('parent_id')
                    self.create_time_entry_activity_if_needed(activity_hash)
                  else
                    activity = project.time_entry_activities.find_by_id(id.to_i)
                    activity.update_attributes(activity_hash) if activity
                  end
                end
                # Create a new TimeEntryActivity if it overrides a system TimeEntryActivity
                #
                # This will raise a ActiveRecord::Rollback if the TimeEntryActivity
                # does not successfully save.
                def create_time_entry_activity_if_needed(activity)
                  if activity['parent_id']
                    parent_activity = TimeEntryActivity.find(activity['parent_id'])
                    activity['name'] = parent_activity.name
                    activity['position'] = parent_activity.position
                    if Enumeration.overriding_change?(activity, parent_activity)
                      project_activity = self.time_entry_activities.create(activity)
                      if project_activity.new_record?
                        raise ActiveRecord::Rollback, "Overriding TimeEntryActivity was not successfully saved"
                      else
                        self.time_entries.
                          where(:activity_id => parent_activity.id).
                          update_all(:activity_id => project_activity.id)
                      end
                    end
                  end
                end
                # Returns a :conditions SQL string that can be used to find the issues associated with this project.
                #
                # Examples:
                #   project.project_condition(true)  => "(projects.id = 1 OR (projects.lft > 1 AND projects.rgt < 10))"
                #   project.project_condition(false) => "projects.id = 1"
                def project_condition(with_subprojects)
                  cond = "#{Project.table_name}.id = #{id}"
                  cond = "(#{cond} OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt}))" if with_subprojects
                  cond
                end
                def self.find(*args)
                  if args.first && args.first.is_a?(String) && !args.first.match(/^\d*$/)
                    project = find_by_identifier(*args)
                    raise ActiveRecord::RecordNotFound, "Couldn't find Project with identifier=#{args.first}" if project.nil?
                    project
                  else
                    super
                  end
                end
                def self.find_by_param(*args)
                  self.find(*args)
                end
                alias :base_reload :reload
                def reload(*args)
                  @principals = nil
                  @users = nil
                  @shared_versions = nil
                  @rolled_up_versions = nil
                  @rolled_up_trackers = nil
                  @all_issue_custom_fields = nil
                  @all_time_entry_custom_fields = nil
                  @to_param = nil
                  @allowed_parents = nil
                  @allowed_permissions = nil
                  @actions_allowed = nil
                  @start_date = nil
                  @due_date = nil
                  @override_members = nil
                  @assignable_users = nil
                  base_reload(*args)
                end
                def to_param
                  if new_record?
                    nil
                  else
                    # id is used for projects with a numeric identifier (compatibility)
                    @to_param ||= (identifier.to_s =~ %r{^\d*$} ? id.to_s : identifier)
                  end
                end
                def active?
                  self.status == STATUS_ACTIVE
                end
                def archived?
                  self.status == STATUS_ARCHIVED
                end
                # Archives the project and its descendants
                def archive
                  # Check that there is no issue of a non descendant project that is assigned
                  # to one of the project or descendant versions
                  version_ids = self_and_descendants.joins(:versions).pluck("#{Version.table_name}.id")
                  if version_ids.any? &&
                    Issue.
                      includes(:project).
                      where("#{Project.table_name}.lft < ? OR #{Project.table_name}.rgt > ?", lft, rgt).
                      where(:fixed_version_id => version_ids).
                      exists?
                    return false
                  end
                  Project.transaction do
                    archive!
                  end
                  true
                end
                # Unarchives the project
                # All its ancestors must be active
                def unarchive
                  return false if ancestors.detect {|a| !a.active?}
                  update_attribute :status, STATUS_ACTIVE
                end
                def close
                  self_and_descendants.status(STATUS_ACTIVE).update_all :status => STATUS_CLOSED
                end
                def reopen
                  self_and_descendants.status(STATUS_CLOSED).update_all :status => STATUS_ACTIVE
                end
                # Returns an array of projects the project can be moved to
                # by the current user
                def allowed_parents(user=User.current)
                  return @allowed_parents if @allowed_parents
                  @allowed_parents = Project.allowed_to(user, :add_subprojects).to_a
                  @allowed_parents = @allowed_parents - self_and_descendants
                  if user.allowed_to?(:add_project, nil, :global => true) || (!new_record? && parent.nil?)
                    @allowed_parents << nil
                  end
                  unless parent.nil? || @allowed_parents.empty? || @allowed_parents.include?(parent)
                    @allowed_parents << parent
                  end
                  @allowed_parents
                end
                # Sets the parent of the project with authorization check
                def set_allowed_parent!(p)
                  ActiveSupport::Deprecation.warn "Project#set_allowed_parent! is deprecated and will be removed in Redmine 4, use #safe_attributes= instead."
                  p = p.id if p.is_a?(Project)
                  send :safe_attributes, {:project_id => p}
                  save
                end
                # Sets the parent of the project and saves the project
                # Argument can be either a Project, a String, a Fixnum or nil
                def set_parent!(p)
                  if p.is_a?(Project)
                    self.parent = p
                  else
                    self.parent_id = p
                  end
                  save
                end
                # Returns a scope of the trackers used by the project and its active sub projects
                def rolled_up_trackers(include_subprojects=true)
                  if include_subprojects
                    @rolled_up_trackers ||= rolled_up_trackers_base_scope.
                        where("#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ?", lft, rgt)
                  else
                    rolled_up_trackers_base_scope.
                      where(:projects => {:id => id})
                  end
                end
                def rolled_up_trackers_base_scope
                  Tracker.
                    joins(projects: :enabled_modules).
                    where("#{Project.table_name}.status <> ?", STATUS_ARCHIVED).
                    where(:enabled_modules => {:name => 'issue_tracking'}).
                    uniq.
                    sorted
                end
                # Closes open and locked project versions that are completed
                def close_completed_versions
                  Version.transaction do
                    versions.where(:status => %w(open locked)).each do |version|
                      if version.completed?
                        version.update_attribute(:status, 'closed')
                      end
                    end
                  end
                end
                # Returns a scope of the Versions on subprojects
                def rolled_up_versions
                  @rolled_up_versions ||=
                    Version.
                      joins(:project).
                      where("#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status <> ?", lft, rgt, STATUS_ARCHIVED)
                end
                # Returns a scope of the Versions used by the project
                def shared_versions
                  if new_record?
                    Version.
                      joins(:project).
                      preload(:project).
                      where("#{Project.table_name}.status <> ? AND #{Version.table_name}.sharing = 'system'", STATUS_ARCHIVED)
                  else
                    @shared_versions ||= begin
                      r = root? ? self : root
                      Version.
                        joins(:project).
                        preload(:project).
                        where("#{Project.table_name}.id = #{id}" +
                                " OR (#{Project.table_name}.status <> #{Project::STATUS_ARCHIVED} AND (" +
                                  " #{Version.table_name}.sharing = 'system'" +
                                  " OR (#{Project.table_name}.lft >= #{r.lft} AND #{Project.table_name}.rgt <= #{r.rgt} AND #{Version.table_name}.sharing = 'tree')" +
                                  " OR (#{Project.table_name}.lft < #{lft} AND #{Project.table_name}.rgt > #{rgt} AND #{Version.table_name}.sharing IN ('hierarchy', 'descendants'))" +
                                  " OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt} AND #{Version.table_name}.sharing = 'hierarchy')" +
                                "))")
                    end
                  end
                end
                # Returns a hash of project users grouped by role
                def users_by_role
                  members.includes(:user, :roles).inject({}) do |h, m|
                    m.roles.each do |r|
                      h[r] ||= []
                      h[r] << m.user
                    end
                    h
                  end
                end
                # Adds user as a project member with the default role
                # Used for when a non-admin user creates a project
                def add_default_member(user)
                  role = Role.givable.find_by_id(Setting.new_project_user_role_id.to_i) || Role.givable.first
                  member = Member.new(:project => self, :principal => user, :roles => [role])
                  self.members << member
                  member
                end
                # Deletes all project's members
                def delete_all_members
                  me, mr = Member.table_name, MemberRole.table_name
                  self.class.connection.delete("DELETE FROM #{mr} WHERE #{mr}.member_id IN (SELECT #{me}.id FROM #{me} WHERE #{me}.project_id = #{id})")
                  Member.delete_all(['project_id = ?', id])
                end
                # Return a Principal scope of users/groups issues can be assigned to
-               def assignable_users
+               def assignable_users(tracker=nil)
+                 return @assignable_users[tracker] if @assignable_users && @assignable_users[tracker]
                  types = ['User']
                  types << 'Group' if Setting.issue_group_assignment?
-                 @assignable_users ||= Principal.
+                 scope = Principal.
                    active.
                    joins(:members => :roles).
                    where(:type => types, :members => {:project_id => id}, :roles => {:assignable => true}).
                    uniq.
                    sorted
+                 if tracker
+                   # Rejects users that cannot the view the tracker
+                   roles = Role.where(:assignable => true).select {|role| role.permissions_tracker?(:view_issues, tracker)}
+                   scope = scope.where(:roles => {:id => roles.map(&:id)})
+                 end
+                 @assignable_users ||= {}
+                 @assignable_users[tracker] = scope
                end
                # Returns the mail addresses of users that should be always notified on project events
                def recipients
                  notified_users.collect {|user| user.mail}
                end
                # Returns the users that should be notified on project events
                def notified_users
                  # TODO: User part should be extracted to User#notify_about?
                  members.preload(:principal).select {|m| m.principal.present? && (m.mail_notification? || m.principal.mail_notification == 'all')}.collect {|m| m.principal}
                end
                # Returns a scope of all custom fields enabled for project issues
                # (explicitly associated custom fields and custom fields enabled for all projects)
                def all_issue_custom_fields
                  if new_record?
                    @all_issue_custom_fields ||= IssueCustomField.
                      sorted.
                      where("is_for_all = ? OR id IN (?)", true, issue_custom_field_ids)
                  else
                    @all_issue_custom_fields ||= IssueCustomField.
                      sorted.
                      where("is_for_all = ? OR id IN (SELECT DISTINCT cfp.custom_field_id" +
                        " FROM #{table_name_prefix}custom_fields_projects#{table_name_suffix} cfp" +
                        " WHERE cfp.project_id = ?)", true, id)
                  end
                end
                def project
                  self
                end
                def <=>(project)
                  name.casecmp(project.name)
                end
                def to_s
                  name
                end
                # Returns a short description of the projects (first lines)
                def short_description(length = 255)
                  description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description
                end
                def css_classes
                  s = 'project'
                  s << ' root' if root?
                  s << ' child' if child?
                  s << (leaf? ? ' leaf' : ' parent')
                  unless active?
                    if archived?
                      s << ' archived'
                    else
                      s << ' closed'
                    end
                  end
                  s
                end
                # The earliest start date of a project, based on it's issues and versions
                def start_date
                  @start_date ||= [
                   issues.minimum('start_date'),
                   shared_versions.minimum('effective_date'),
                   Issue.fixed_version(shared_versions).minimum('start_date')
                  ].compact.min
                end
                # The latest due date of an issue or version
                def due_date
                  @due_date ||= [
                   issues.maximum('due_date'),
                   shared_versions.maximum('effective_date'),
                   Issue.fixed_version(shared_versions).maximum('due_date')
                  ].compact.max
                end
                def overdue?
                  active? && !due_date.nil? && (due_date < User.current.today)
                end
                # Returns the percent completed for this project, based on the
                # progress on it's versions.
                def completed_percent(options={:include_subprojects => false})
                  if options.delete(:include_subprojects)
                    total = self_and_descendants.collect(&:completed_percent).sum
                    total / self_and_descendants.count
                  else
                    if versions.count > 0
                      total = versions.collect(&:completed_percent).sum
                      total / versions.count
                    else
 
                    end
                  end
                end
                # Return true if this project allows to do the specified action.
                # action can be:
                # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
                # * a permission Symbol (eg. :edit_project)
                def allows_to?(action)
                  if archived?
                    # No action allowed on archived projects
                    return false
                  end
                  unless active? || Redmine::AccessControl.read_action?(action)
                    # No write action allowed on closed projects
                    return false
                  end
                  # No action allowed on disabled modules
                  if action.is_a? Hash
                    allowed_actions.include? "#{action[:controller]}/#{action[:action]}"
                  else
                    allowed_permissions.include? action
                  end
                end
                # Return the enabled module with the given name
                # or nil if the module is not enabled for the project
                def enabled_module(name)
                  name = name.to_s
                  enabled_modules.detect {|m| m.name == name}
                end
                # Return true if the module with the given name is enabled
                def module_enabled?(name)
                  enabled_module(name).present?
                end
                def enabled_module_names=(module_names)
                  if module_names && module_names.is_a?(Array)
                    module_names = module_names.collect(&:to_s).reject(&:blank?)
                    self.enabled_modules = module_names.collect {|name| enabled_modules.detect {|mod| mod.name == name} || EnabledModule.new(:name => name)}
                  else
                    enabled_modules.clear
                  end
                end
                # Returns an array of the enabled modules names
                def enabled_module_names
                  enabled_modules.collect(&:name)
                end
                # Enable a specific module
                #
                # Examples:
                #   project.enable_module!(:issue_tracking)
                #   project.enable_module!("issue_tracking")
                def enable_module!(name)
                  enabled_modules << EnabledModule.new(:name => name.to_s) unless module_enabled?(name)
                end
                # Disable a module if it exists
                #
                # Examples:
                #   project.disable_module!(:issue_tracking)
                #   project.disable_module!("issue_tracking")
                #   project.disable_module!(project.enabled_modules.first)
                def disable_module!(target)
                  target = enabled_modules.detect{|mod| target.to_s == mod.name} unless enabled_modules.include?(target)
                  target.destroy unless target.blank?
                end
                safe_attributes 'name',
                  'description',
                  'homepage',
                  'is_public',
                  'identifier',
                  'custom_field_values',
                  'custom_fields',
                  'tracker_ids',
                  'issue_custom_field_ids',
                  'parent_id',
                  'default_version_id'
                safe_attributes 'enabled_module_names',
                  :if => lambda {|project, user| project.new_record? || user.allowed_to?(:select_project_modules, project) }
                safe_attributes 'inherit_members',
                  :if => lambda {|project, user| project.parent.nil? || project.parent.visible?(user)}
                def safe_attributes=(attrs, user=User.current)
                  return unless attrs.is_a?(Hash)
                  attrs = attrs.deep_dup
                  @unallowed_parent_id = nil
                  if new_record? || attrs.key?('parent_id')
                    parent_id_param = attrs['parent_id'].to_s
                    if new_record? || parent_id_param != parent_id.to_s
                      p = parent_id_param.present? ? Project.find_by_id(parent_id_param) : nil
                      unless allowed_parents(user).include?(p)
                        attrs.delete('parent_id')
                        @unallowed_parent_id = true
                      end
                    end
                  end
                  super(attrs, user)
                end
                # Returns an auto-generated project identifier based on the last identifier used
                def self.next_identifier
                  p = Project.order('id DESC').first
                  p.nil? ? nil : p.identifier.to_s.succ
                end
                # Copies and saves the Project instance based on the +project+.
                # Duplicates the source project's:
                # * Wiki
                # * Versions
                # * Categories
                # * Issues
                # * Members
                # * Queries
                #
                # Accepts an +options+ argument to specify what to copy
                #
                # Examples:
                #   project.copy(1)                                    # => copies everything
                #   project.copy(1, :only => 'members')                # => copies members only
                #   project.copy(1, :only => ['members', 'versions'])  # => copies members and versions
                def copy(project, options={})
                  project = project.is_a?(Project) ? project : Project.find(project)
                  to_be_copied = %w(wiki versions issue_categories issues members queries boards)
                  to_be_copied = to_be_copied & Array.wrap(options[:only]) unless options[:only].nil?
                  Project.transaction do
                    if save
                      reload
                      to_be_copied.each do |name|
                        send "copy_#{name}", project
                      end
                      Redmine::Hook.call_hook(:model_project_copy_before_save, :source_project => project, :destination_project => self)
                      save
                    else
                      false
                    end
                  end
                end
                def member_principals
                  ActiveSupport::Deprecation.warn "Project#member_principals is deprecated and will be removed in Redmine 4.0. Use #memberships.active instead."
                  memberships.active
                end
                # Returns a new unsaved Project instance with attributes copied from +project+
                def self.copy_from(project)
                  project = project.is_a?(Project) ? project : Project.find(project)
                  # clear unique attributes
                  attributes = project.attributes.dup.except('id', 'name', 'identifier', 'status', 'parent_id', 'lft', 'rgt')
                  copy = Project.new(attributes)
                  copy.enabled_module_names = project.enabled_module_names
                  copy.trackers = project.trackers
                  copy.custom_values = project.custom_values.collect {|v| v.clone}
                  copy.issue_custom_fields = project.issue_custom_fields
                  copy
                end
                # Yields the given block for each project with its level in the tree
                def self.project_tree(projects, &block)
                  ancestors = []
                  projects.sort_by(&:lft).each do |project|
                    while (ancestors.any? && !project.is_descendant_of?(ancestors.last))
                      ancestors.pop
                    end
                    yield project, ancestors.size
                    ancestors << project
                  end
                end
                private
                def update_inherited_members
                  if parent
                    if inherit_members? && !inherit_members_was
                      remove_inherited_member_roles
                      add_inherited_member_roles
                    elsif !inherit_members? && inherit_members_was
                      remove_inherited_member_roles
                    end
                  end
                end
                def remove_inherited_member_roles
                  member_roles = memberships.map(&:member_roles).flatten
                  member_role_ids = member_roles.map(&:id)
                  member_roles.each do |member_role|
                    if member_role.inherited_from && !member_role_ids.include?(member_role.inherited_from)
                      member_role.destroy
                    end
                  end
                end
                def add_inherited_member_roles
                  if inherit_members? && parent
                    parent.memberships.each do |parent_member|
                      member = Member.find_or_new(self.id, parent_member.user_id)
                      parent_member.member_roles.each do |parent_member_role|
                        member.member_roles << MemberRole.new(:role => parent_member_role.role, :inherited_from => parent_member_role.id)
                      end
                      member.save!
                    end
                    memberships.reset
                  end
                end
                def update_versions_from_hierarchy_change
                  Issue.update_versions_from_hierarchy_change(self)
                end
                def validate_parent
                  if @unallowed_parent_id
                    errors.add(:parent_id, :invalid)
                  elsif parent_id_changed?
                    unless parent.nil? || (parent.active? && move_possible?(parent))
                      errors.add(:parent_id, :invalid)
                    end
                  end
                end
                # Copies wiki from +project+
                def copy_wiki(project)
                  # Check that the source project has a wiki first
                  unless project.wiki.nil?
                    wiki = self.wiki || Wiki.new
                    wiki.attributes = project.wiki.attributes.dup.except("id", "project_id")
                    wiki_pages_map = {}
                    project.wiki.pages.each do |page|
                      # Skip pages without content
                      next if page.content.nil?
                      new_wiki_content = WikiContent.new(page.content.attributes.dup.except("id", "page_id", "updated_on"))
                      new_wiki_page = WikiPage.new(page.attributes.dup.except("id", "wiki_id", "created_on", "parent_id"))
                      new_wiki_page.content = new_wiki_content
                      wiki.pages << new_wiki_page
                      wiki_pages_map[page.id] = new_wiki_page
                    end
                    self.wiki = wiki
                    wiki.save
                    # Reproduce page hierarchy
                    project.wiki.pages.each do |page|
                      if page.parent_id && wiki_pages_map[page.id]
                        wiki_pages_map[page.id].parent = wiki_pages_map[page.parent_id]
                        wiki_pages_map[page.id].save
                      end
                    end
                  end
                end
                # Copies versions from +project+
                def copy_versions(project)
                  project.versions.each do |version|
                    new_version = Version.new
                    new_version.attributes = version.attributes.dup.except("id", "project_id", "created_on", "updated_on")
                    self.versions << new_version
                  end
                end
                # Copies issue categories from +project+
                def copy_issue_categories(project)
                  project.issue_categories.each do |issue_category|
                    new_issue_category = IssueCategory.new
                    new_issue_category.attributes = issue_category.attributes.dup.except("id", "project_id")
                    self.issue_categories << new_issue_category
                  end
                end
                # Copies issues from +project+
                def copy_issues(project)
                  # Stores the source issue id as a key and the copied issues as the
                  # value.  Used to map the two together for issue relations.
                  issues_map = {}
                  # Store status and reopen locked/closed versions
                  version_statuses = versions.reject(&:open?).map {|version| [version, version.status]}
                  version_statuses.each do |version, status|
                    version.update_attribute :status, 'open'
                  end
                  # Get issues sorted by root_id, lft so that parent issues
                  # get copied before their children
                  project.issues.reorder('root_id, lft').each do |issue|
                    new_issue = Issue.new
                    new_issue.copy_from(issue, :subtasks => false, :link => false)
                    new_issue.project = self
                    # Changing project resets the custom field values
                    # TODO: handle this in Issue#project=
                    new_issue.custom_field_values = issue.custom_field_values.inject({}) {|h,v| h[v.custom_field_id] = v.value; h}
                    # Reassign fixed_versions by name, since names are unique per project
                    if issue.fixed_version && issue.fixed_version.project == project
                      new_issue.fixed_version = self.versions.detect {|v| v.name == issue.fixed_version.name}
                    end
                    # Reassign version custom field values
                    new_issue.custom_field_values.each do |custom_value|
                      if custom_value.custom_field.field_format == 'version' && custom_value.value.present?
                        versions = Version.where(:id => custom_value.value).to_a
                        new_value = versions.map do |version|
                          if version.project == project
                            self.versions.detect {|v| v.name == version.name}.try(:id)
                          else
                            version.id
                          end
                        end
                        new_value.compact!
                        new_value = new_value.first unless custom_value.custom_field.multiple?
                        custom_value.value = new_value
                      end
                    end
                    # Reassign the category by name, since names are unique per project
                    if issue.category
                      new_issue.category = self.issue_categories.detect {|c| c.name == issue.category.name}
                    end
                    # Parent issue
                    if issue.parent_id
                      if copied_parent = issues_map[issue.parent_id]
                        new_issue.parent_issue_id = copied_parent.id
                      end
                    end
                    self.issues << new_issue
                    if new_issue.new_record?
                      logger.info "Project#copy_issues: issue ##{issue.id} could not be copied: #{new_issue.errors.full_messages}" if logger && logger.info?
                    else
                      issues_map[issue.id] = new_issue unless new_issue.new_record?
                    end
                  end
                  # Restore locked/closed version statuses
                  version_statuses.each do |version, status|
                    version.update_attribute :status, status
                  end
                  # Relations after in case issues related each other
                  project.issues.each do |issue|
                    new_issue = issues_map[issue.id]
                    unless new_issue
                      # Issue was not copied
                      next
                    end
                    # Relations
                    issue.relations_from.each do |source_relation|
                      new_issue_relation = IssueRelation.new
                      new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
                      new_issue_relation.issue_to = issues_map[source_relation.issue_to_id]
                      if new_issue_relation.issue_to.nil? && Setting.cross_project_issue_relations?
                        new_issue_relation.issue_to = source_relation.issue_to
                      end
                      new_issue.relations_from << new_issue_relation
                    end
                    issue.relations_to.each do |source_relation|
                      new_issue_relation = IssueRelation.new
                      new_issue_relation.attributes = source_relation.attributes.dup.except("id", "issue_from_id", "issue_to_id")
                      new_issue_relation.issue_from = issues_map[source_relation.issue_from_id]
                      if new_issue_relation.issue_from.nil? && Setting.cross_project_issue_relations?
                        new_issue_relation.issue_from = source_relation.issue_from
                      end
                      new_issue.relations_to << new_issue_relation
                    end
                  end
                end
                # Copies members from +project+
                def copy_members(project)
                  # Copy users first, then groups to handle members with inherited and given roles
                  members_to_copy = []
                  members_to_copy += project.memberships.select {|m| m.principal.is_a?(User)}
                  members_to_copy += project.memberships.select {|m| !m.principal.is_a?(User)}
                  members_to_copy.each do |member|
                    new_member = Member.new
                    new_member.attributes = member.attributes.dup.except("id", "project_id", "created_on")
                    # only copy non inherited roles
                    # inherited roles will be added when copying the group membership
                    role_ids = member.member_roles.reject(&:inherited?).collect(&:role_id)
                    next if role_ids.empty?
                    new_member.role_ids = role_ids
                    new_member.project = self
                    self.members << new_member
                  end
                end
                # Copies queries from +project+
                def copy_queries(project)
                  project.queries.each do |query|
                    new_query = IssueQuery.new
                    new_query.attributes = query.attributes.dup.except("id", "project_id", "sort_criteria", "user_id", "type")
                    new_query.sort_criteria = query.sort_criteria if query.sort_criteria
                    new_query.project = self
                    new_query.user_id = query.user_id
                    new_query.role_ids = query.role_ids if query.visibility == IssueQuery::VISIBILITY_ROLES
                    self.queries << new_query
                  end
                end
                # Copies boards from +project+
                def copy_boards(project)
                  project.boards.each do |board|
                    new_board = Board.new
                    new_board.attributes = board.attributes.dup.except("id", "project_id", "topics_count", "messages_count", "last_message_id")
                    new_board.project = self
                    self.boards << new_board
                  end
                end
                def allowed_permissions
                  @allowed_permissions ||= begin
                    module_names = enabled_modules.loaded? ? enabled_modules.map(&:name) : enabled_modules.pluck(:name)
                    Redmine::AccessControl.modules_permissions(module_names).collect {|p| p.name}
                  end
                end
                def allowed_actions
                  @actions_allowed ||= allowed_permissions.inject([]) { |actions, permission| actions += Redmine::AccessControl.allowed_actions(permission) }.flatten
                end
                # Archives subprojects recursively
                def archive!
                  children.each do |subproject|
                    subproject.send :archive!
                  end
                  update_attribute :status, STATUS_ARCHIVED
                end
              end

app/models/role.rb +7 0

              # Redmine - project management software
              # Copyright (C) 2006-2016  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              class Role < ActiveRecord::Base
                # Custom coder for the permissions attribute that should be an
                # array of symbols. Rails 3 uses Psych which can be *unbelievably*
                # slow on some platforms (eg. mingw32).
                class PermissionsAttributeCoder
                  def self.load(str)
                    str.to_s.scan(/:([a-z0-9_]+)/).flatten.map(&:to_sym)
                  end
                  def self.dump(value)
                    YAML.dump(value)
                  end
                end
                # Built-in roles
                BUILTIN_NON_MEMBER = 1
                BUILTIN_ANONYMOUS  = 2
                ISSUES_VISIBILITY_OPTIONS = [
                  ['all', :label_issues_visibility_all],
                  ['default', :label_issues_visibility_public],
                  ['own', :label_issues_visibility_own]
                ]
                TIME_ENTRIES_VISIBILITY_OPTIONS = [
                  ['all', :label_time_entries_visibility_all],
                  ['own', :label_time_entries_visibility_own]
                ]
                USERS_VISIBILITY_OPTIONS = [
                  ['all', :label_users_visibility_all],
                  ['members_of_visible_projects', :label_users_visibility_members_of_visible_projects]
                ]
                scope :sorted, lambda { order(:builtin, :position) }
                scope :givable, lambda { order(:position).where(:builtin => 0) }
                scope :builtin, lambda { |*args|
                  compare = (args.first == true ? 'not' : '')
                  where("#{compare} builtin = 0")
                }
                before_destroy :check_deletable
                has_many :workflow_rules, :dependent => :delete_all do
                  def copy(source_role)
                    WorkflowRule.copy(nil, source_role, nil, proxy_association.owner)
                  end
                end
                has_and_belongs_to_many :custom_fields, :join_table => "#{table_name_prefix}custom_fields_roles#{table_name_suffix}", :foreign_key => "role_id"
                has_and_belongs_to_many :managed_roles, :class_name => 'Role',
                  :join_table => "#{table_name_prefix}roles_managed_roles#{table_name_suffix}",
                  :association_foreign_key => "managed_role_id"
                has_many :member_roles, :dependent => :destroy
                has_many :members, :through => :member_roles
                acts_as_positioned :scope => :builtin
                serialize :permissions, ::Role::PermissionsAttributeCoder
                store :settings, :accessors => [:permissions_all_trackers, :permissions_tracker_ids]
                attr_protected :builtin
                validates_presence_of :name
                validates_uniqueness_of :name
                validates_length_of :name, :maximum => 30
                validates_inclusion_of :issues_visibility,
                  :in => ISSUES_VISIBILITY_OPTIONS.collect(&:first),
                  :if => lambda {|role| role.respond_to?(:issues_visibility) && role.issues_visibility_changed?}
                validates_inclusion_of :users_visibility,
                  :in => USERS_VISIBILITY_OPTIONS.collect(&:first),
                  :if => lambda {|role| role.respond_to?(:users_visibility) && role.users_visibility_changed?}
                validates_inclusion_of :time_entries_visibility,
                  :in => TIME_ENTRIES_VISIBILITY_OPTIONS.collect(&:first),
                  :if => lambda {|role| role.respond_to?(:time_entries_visibility) && role.time_entries_visibility_changed?}
                # Copies attributes from another role, arg can be an id or a Role
                def copy_from(arg, options={})
                  return unless arg.present?
                  role = arg.is_a?(Role) ? arg : Role.find_by_id(arg.to_s)
                  self.attributes = role.attributes.dup.except("id", "name", "position", "builtin", "permissions")
                  self.permissions = role.permissions.dup
                  self
                end
                def permissions=(perms)
                  perms = perms.collect {|p| p.to_sym unless p.blank? }.compact.uniq if perms
                  write_attribute(:permissions, perms)
                end
                def add_permission!(*perms)
                  self.permissions = [] unless permissions.is_a?(Array)
                  permissions_will_change!
                  perms.each do |p|
                    p = p.to_sym
                    permissions << p unless permissions.include?(p)
                  end
                  save!
                end
                def remove_permission!(*perms)
                  return unless permissions.is_a?(Array)
                  permissions_will_change!
                  perms.each { |p| permissions.delete(p.to_sym) }
                  save!
                end
                # Returns true if the role has the given permission
                def has_permission?(perm)
                  !permissions.nil? && permissions.include?(perm.to_sym)
                end
                def consider_workflow?
                  has_permission?(:add_issues) || has_permission?(:edit_issues)
                end
                def <=>(role)
                  if role
                    if builtin == role.builtin
                      position <=> role.position
                    else
                      builtin <=> role.builtin
                    end
                  else
                    -1
                  end
                end
                def to_s
                  name
                end
                def name
                  case builtin
                  when 1; l(:label_role_non_member, :default => read_attribute(:name))
                  when 2; l(:label_role_anonymous,  :default => read_attribute(:name))
                  else; read_attribute(:name)
                  end
                end
                # Return true if the role is a builtin role
                def builtin?
                  self.builtin != 0
                end
                # Return true if the role is the anonymous role
                def anonymous?
                  builtin == 2
                end
                # Return true if the role is a project member role
                def member?
                  !self.builtin?
                end
                # Return true if role is allowed to do the specified action
                # action can be:
                # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
                # * a permission Symbol (eg. :edit_project)
                def allowed_to?(action)
                  if action.is_a? Hash
                    allowed_actions.include? "#{action[:controller]}/#{action[:action]}"
                  else
                    allowed_permissions.include? action
                  end
                end
                # Return all the permissions that can be given to the role
                def setable_permissions
                  setable_permissions = Redmine::AccessControl.permissions - Redmine::AccessControl.public_permissions
                  setable_permissions -= Redmine::AccessControl.members_only_permissions if self.builtin == BUILTIN_NON_MEMBER
                  setable_permissions -= Redmine::AccessControl.loggedin_only_permissions if self.builtin == BUILTIN_ANONYMOUS
                  setable_permissions
                end
                def permissions_tracker_ids(*args)
                  if args.any?
                    Array(permissions_tracker_ids[args.first.to_s]).map(&:to_i)
                  else
                    super || {}
                  end
                end
                def permissions_tracker_ids=(arg)
                  h = arg.to_hash
                  h.values.each {|v| v.reject!(&:blank?)}
                  super(h)
                end
                # Returns true if tracker_id belongs to the list of
                # trackers for which permission is given
                def permissions_tracker_ids?(permission, tracker_id)
                  permissions_tracker_ids(permission).include?(tracker_id)
                end
                def permissions_all_trackers
                  super || {}
                end
                def permissions_all_trackers=(arg)
                  super(arg.to_hash)
                end
                # Returns true if permission is given for all trackers
                def permissions_all_trackers?(permission)
                  permissions_all_trackers[permission.to_s].to_s != '0'
                end
+               # Returns true if permission is given for the tracker
+               # (explicitly or for all trackers)
+               def permissions_tracker?(permission, tracker)
+                 permissions_all_trackers?(permission) ||
+                   permissions_tracker_ids?(permission, tracker.try(:id))
+               end
                # Sets the trackers that are allowed for a permission.
                # tracker_ids can be an array of tracker ids or :all for
                # no restrictions.
                #
                # Examples:
                #   role.set_permission_trackers :add_issues, [1, 3]
                #   role.set_permission_trackers :add_issues, :all
                def set_permission_trackers(permission, tracker_ids)
                  h = {permission.to_s => (tracker_ids == :all ? '1' : '0')}
                  self.permissions_all_trackers = permissions_all_trackers.merge(h)
                  h = {permission.to_s => (tracker_ids == :all ? [] : tracker_ids)}
                  self.permissions_tracker_ids = permissions_tracker_ids.merge(h)
                  self
                end
                # Find all the roles that can be given to a project member
                def self.find_all_givable
                  Role.givable.to_a
                end
                # Return the builtin 'non member' role.  If the role doesn't exist,
                # it will be created on the fly.
                def self.non_member
                  find_or_create_system_role(BUILTIN_NON_MEMBER, 'Non member')
                end
                # Return the builtin 'anonymous' role.  If the role doesn't exist,
                # it will be created on the fly.
                def self.anonymous
                  find_or_create_system_role(BUILTIN_ANONYMOUS, 'Anonymous')
                end
              private
                def allowed_permissions
                  @allowed_permissions ||= permissions + Redmine::AccessControl.public_permissions.collect {|p| p.name}
                end
                def allowed_actions
                  @actions_allowed ||= allowed_permissions.inject([]) { |actions, permission| actions += Redmine::AccessControl.allowed_actions(permission) }.flatten
                end
                def check_deletable
                  raise "Cannot delete role" if members.any?
                  raise "Cannot delete builtin role" if builtin?
                end
                def self.find_or_create_system_role(builtin, name)
                  role = where(:builtin => builtin).first
                  if role.nil?
                    role = create(:name => name) do |r|
                      r.builtin = builtin
                    end
                    raise "Unable to create the #{name} role (#{role.errors.full_messages.join(',')})." if role.new_record?
                  end
                  role
                end
              end

test/unit/issue_test.rb +13 0

              # Redmine - project management software
              # Copyright (C) 2006-2016  Jean-Philippe Lang
              #
              # This program is free software; you can redistribute it and/or
              # modify it under the terms of the GNU General Public License
              # as published by the Free Software Foundation; either version 2
              # of the License, or (at your option) any later version.
              #
              # This program is distributed in the hope that it will be useful,
              # but WITHOUT ANY WARRANTY; without even the implied warranty of
              # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
              # GNU General Public License for more details.
              #
              # You should have received a copy of the GNU General Public License
              # along with this program; if not, write to the Free Software
              # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
              require File.expand_path('../../test_helper', __FILE__)
              class IssueTest < ActiveSupport::TestCase
                fixtures :projects, :users, :email_addresses, :user_preferences, :members, :member_roles, :roles,
                         :groups_users,
                         :trackers, :projects_trackers,
                         :enabled_modules,
                         :versions,
                         :issue_statuses, :issue_categories, :issue_relations, :workflows,
                         :enumerations,
                         :issues, :journals, :journal_details,
                         :custom_fields, :custom_fields_projects, :custom_fields_trackers, :custom_values,
                         :time_entries
                include Redmine::I18n
                def setup
                  set_language_if_valid 'en'
                end
                def teardown
                  User.current = nil
                end
                def test_initialize
                  issue = Issue.new
                  assert_nil issue.project_id
                  assert_nil issue.tracker_id
                  assert_nil issue.status_id
                  assert_nil issue.author_id
                  assert_nil issue.assigned_to_id
                  assert_nil issue.category_id
                  assert_equal IssuePriority.default, issue.priority
                end
                def test_create
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 3,
                                    :status_id => 1, :priority => IssuePriority.all.first,
                                    :subject => 'test_create',
                                    :description => 'IssueTest#test_create', :estimated_hours => '1:30')
                  assert issue.save
                  issue.reload
                  assert_equal 1.5, issue.estimated_hours
                end
                def test_create_minimal
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 3, :subject => 'test_create')
                  assert issue.save
                  assert_equal issue.tracker.default_status, issue.status
                  assert issue.description.nil?
                  assert_nil issue.estimated_hours
                end
                def test_create_with_all_fields_disabled
                  tracker = Tracker.find(1)
                  tracker.core_fields = []
                  tracker.save!
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 3, :subject => 'test_create_with_all_fields_disabled')
                  assert_save issue
                end
                def test_start_date_format_should_be_validated
                  set_language_if_valid 'en'
                  ['2012', 'ABC', '2012-15-20'].each do |invalid_date|
                    issue = Issue.new(:start_date => invalid_date)
                    assert !issue.valid?
                    assert_include 'Start date is not a valid date', issue.errors.full_messages, "No error found for invalid date #{invalid_date}"
                  end
                end
                def test_due_date_format_should_be_validated
                  set_language_if_valid 'en'
                  ['2012', 'ABC', '2012-15-20'].each do |invalid_date|
                    issue = Issue.new(:due_date => invalid_date)
                    assert !issue.valid?
                    assert_include 'Due date is not a valid date', issue.errors.full_messages, "No error found for invalid date #{invalid_date}"
                  end
                end
                def test_due_date_lesser_than_start_date_should_not_validate
                  set_language_if_valid 'en'
                  issue = Issue.new(:start_date => '2012-10-06', :due_date => '2012-10-02')
                  assert !issue.valid?
                  assert_include 'Due date must be greater than start date', issue.errors.full_messages
                end
                def test_start_date_lesser_than_soonest_start_should_not_validate_on_create
                  issue = Issue.generate(:start_date => '2013-06-04')
                  issue.stubs(:soonest_start).returns(Date.parse('2013-06-10'))
                  assert !issue.valid?
                  assert_include "Start date cannot be earlier than 06/10/2013 because of preceding issues", issue.errors.full_messages
                end
                def test_start_date_lesser_than_soonest_start_should_not_validate_on_update_if_changed
                  issue = Issue.generate!(:start_date => '2013-06-04')
                  issue.stubs(:soonest_start).returns(Date.parse('2013-06-10'))
                  issue.start_date = '2013-06-07'
                  assert !issue.valid?
                  assert_include "Start date cannot be earlier than 06/10/2013 because of preceding issues", issue.errors.full_messages
                end
                def test_start_date_lesser_than_soonest_start_should_validate_on_update_if_unchanged
                  issue = Issue.generate!(:start_date => '2013-06-04')
                  issue.stubs(:soonest_start).returns(Date.parse('2013-06-10'))
                  assert issue.valid?
                end
                def test_estimated_hours_should_be_validated
                  set_language_if_valid 'en'
                  ['-2'].each do |invalid|
                    issue = Issue.new(:estimated_hours => invalid)
                    assert !issue.valid?
                    assert_include 'Estimated time is invalid', issue.errors.full_messages
                  end
                end
                def test_create_with_required_custom_field
                  set_language_if_valid 'en'
                  field = IssueCustomField.find_by_name('Database')
                  field.update_attribute(:is_required, true)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :subject => 'test_create',
                                    :description => 'IssueTest#test_create_with_required_custom_field')
                  assert issue.available_custom_fields.include?(field)
                  # No value for the custom field
                  assert !issue.save
                  assert_equal ["Database cannot be blank"], issue.errors.full_messages
                  # Blank value
                  issue.custom_field_values = { field.id => '' }
                  assert !issue.save
                  assert_equal ["Database cannot be blank"], issue.errors.full_messages
                  # Invalid value
                  issue.custom_field_values = { field.id => 'SQLServer' }
                  assert !issue.save
                  assert_equal ["Database is not included in the list"], issue.errors.full_messages
                  # Valid value
                  issue.custom_field_values = { field.id => 'PostgreSQL' }
                  assert issue.save
                  issue.reload
                  assert_equal 'PostgreSQL', issue.custom_value_for(field).value
                end
                def test_create_with_group_assignment
                  with_settings :issue_group_assignment => '1' do
                    assert Issue.new(:project_id => 2, :tracker_id => 1, :author_id => 1,
                                     :subject => 'Group assignment',
                                     :assigned_to_id => 11).save
                    issue = Issue.order('id DESC').first
                    assert_kind_of Group, issue.assigned_to
                    assert_equal Group.find(11), issue.assigned_to
                  end
                end
                def test_create_with_parent_issue_id
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 1, :subject => 'Group assignment',
                                    :parent_issue_id => 1)
                  assert_save issue
                  assert_equal 1, issue.parent_issue_id
                  assert_equal Issue.find(1), issue.parent
                end
                def test_create_with_sharp_parent_issue_id
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 1, :subject => 'Group assignment',
                                    :parent_issue_id => "#1")
                  assert_save issue
                  assert_equal 1, issue.parent_issue_id
                  assert_equal Issue.find(1), issue.parent
                end
                def test_create_with_invalid_parent_issue_id
                  set_language_if_valid 'en'
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 1, :subject => 'Group assignment',
                                    :parent_issue_id => '01ABC')
                  assert !issue.save
                  assert_equal '01ABC', issue.parent_issue_id
                  assert_include 'Parent task is invalid', issue.errors.full_messages
                end
                def test_create_with_invalid_sharp_parent_issue_id
                  set_language_if_valid 'en'
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 1, :subject => 'Group assignment',
                                    :parent_issue_id => '#01ABC')
                  assert !issue.save
                  assert_equal '#01ABC', issue.parent_issue_id
                  assert_include 'Parent task is invalid', issue.errors.full_messages
                end
                def assert_visibility_match(user, issues)
                  assert_equal issues.collect(&:id).sort, Issue.all.select {|issue| issue.visible?(user)}.collect(&:id).sort
                end
                def test_visible_scope_for_anonymous
                  # Anonymous user should see issues of public projects only
                  issues = Issue.visible(User.anonymous).to_a
                  assert issues.any?
                  assert_nil issues.detect {|issue| !issue.project.is_public?}
                  assert_nil issues.detect {|issue| issue.is_private?}
                  assert_visibility_match User.anonymous, issues
                end
                def test_visible_scope_for_anonymous_without_view_issues_permissions
                  # Anonymous user should not see issues without permission
                  Role.anonymous.remove_permission!(:view_issues)
                  issues = Issue.visible(User.anonymous).to_a
                  assert issues.empty?
                  assert_visibility_match User.anonymous, issues
                end
                def test_visible_scope_for_anonymous_without_view_issues_permissions_and_membership
                  Role.anonymous.remove_permission!(:view_issues)
                  Member.create!(:project_id => 1, :principal => Group.anonymous, :role_ids => [2])
                  issues = Issue.visible(User.anonymous).all
                  assert issues.any?
                  assert_equal [1], issues.map(&:project_id).uniq.sort
                  assert_visibility_match User.anonymous, issues
                end
                def test_anonymous_should_not_see_private_issues_with_issues_visibility_set_to_default
                  assert Role.anonymous.update_attribute(:issues_visibility, 'default')
                  issue = Issue.generate!(:author => User.anonymous, :assigned_to => User.anonymous, :is_private => true)
                  assert_nil Issue.where(:id => issue.id).visible(User.anonymous).first
                  assert !issue.visible?(User.anonymous)
                end
                def test_anonymous_should_not_see_private_issues_with_issues_visibility_set_to_own
                  assert Role.anonymous.update_attribute(:issues_visibility, 'own')
                  issue = Issue.generate!(:author => User.anonymous, :assigned_to => User.anonymous, :is_private => true)
                  assert_nil Issue.where(:id => issue.id).visible(User.anonymous).first
                  assert !issue.visible?(User.anonymous)
                end
                def test_visible_scope_for_non_member
                  user = User.find(9)
                  assert user.projects.empty?
                  # Non member user should see issues of public projects only
                  issues = Issue.visible(user).to_a
                  assert issues.any?
                  assert_nil issues.detect {|issue| !issue.project.is_public?}
                  assert_nil issues.detect {|issue| issue.is_private?}
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_non_member_with_own_issues_visibility
                  Role.non_member.update_attribute :issues_visibility, 'own'
                  Issue.create!(:project_id => 1, :tracker_id => 1, :author_id => 9, :subject => 'Issue by non member')
                  user = User.find(9)
                  issues = Issue.visible(user).to_a
                  assert issues.any?
                  assert_nil issues.detect {|issue| issue.author != user}
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_non_member_without_view_issues_permissions
                  # Non member user should not see issues without permission
                  Role.non_member.remove_permission!(:view_issues)
                  user = User.find(9)
                  assert user.projects.empty?
                  issues = Issue.visible(user).to_a
                  assert issues.empty?
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_non_member_without_view_issues_permissions_and_membership
                  Role.non_member.remove_permission!(:view_issues)
                  Member.create!(:project_id => 1, :principal => Group.non_member, :role_ids => [2])
                  user = User.find(9)
                  issues = Issue.visible(user).all
                  assert issues.any?
                  assert_equal [1], issues.map(&:project_id).uniq.sort
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_member
                  user = User.find(9)
                  # User should see issues of projects for which user has view_issues permissions only
                  Role.non_member.remove_permission!(:view_issues)
                  Member.create!(:principal => user, :project_id => 3, :role_ids => [2])
                  issues = Issue.visible(user).to_a
                  assert issues.any?
                  assert_nil issues.detect {|issue| issue.project_id != 3}
                  assert_nil issues.detect {|issue| issue.is_private?}
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_member_without_view_issues_permission_and_non_member_role_having_the_permission
                  Role.non_member.add_permission!(:view_issues)
                  Role.find(1).remove_permission!(:view_issues)
                  user = User.find(2)
                  assert_equal 0, Issue.where(:project_id => 1).visible(user).count
                  assert_equal false, Issue.where(:project_id => 1).first.visible?(user)
                end
                def test_visible_scope_for_member_with_groups_should_return_assigned_issues
                  user = User.find(8)
                  assert user.groups.any?
                  Member.create!(:principal => user.groups.first, :project_id => 1, :role_ids => [2])
                  Role.non_member.remove_permission!(:view_issues)
                  issue = Issue.create!(:project_id => 1, :tracker_id => 1, :author_id => 3,
                    :status_id => 1, :priority => IssuePriority.all.first,
                    :subject => 'Assignment test',
                    :assigned_to => user.groups.first,
                    :is_private => true)
                  Role.find(2).update_attribute :issues_visibility, 'default'
                  issues = Issue.visible(User.find(8)).to_a
                  assert issues.any?
                  assert issues.include?(issue)
                  Role.find(2).update_attribute :issues_visibility, 'own'
                  issues = Issue.visible(User.find(8)).to_a
                  assert issues.any?
                  assert_include issue, issues
                end
                def test_visible_scope_for_member_with_limited_tracker_ids
                  role = Role.find(1)
                  role.set_permission_trackers :view_issues, [2]
                  role.save!
                  user = User.find(2)
                  issues = Issue.where(:project_id => 1).visible(user).to_a
                  assert issues.any?
                  assert_equal [2], issues.map(&:tracker_id).uniq
                  assert Issue.where(:project_id => 1).all? {|issue| issue.visible?(user) ^ issue.tracker_id != 2}
                end
                def test_visible_scope_should_consider_tracker_ids_on_each_project
                  user = User.generate!
                  project1 = Project.generate!
                  role1 = Role.generate!
                  role1.add_permission! :view_issues
                  role1.set_permission_trackers :view_issues, :all
                  role1.save!
                  User.add_to_project(user, project1, role1)
                  project2 = Project.generate!
                  role2 = Role.generate!
                  role2.add_permission! :view_issues
                  role2.set_permission_trackers :view_issues, [2]
                  role2.save!
                  User.add_to_project(user, project2, role2)
                  visible_issues = [
                    Issue.generate!(:project => project1, :tracker_id => 1),
                    Issue.generate!(:project => project1, :tracker_id => 2),
                    Issue.generate!(:project => project2, :tracker_id => 2)
                  ]
                  hidden_issue = Issue.generate!(:project => project2, :tracker_id => 1)
                  issues = Issue.where(:project_id => [project1.id, project2.id]).visible(user)
                  assert_equal visible_issues.map(&:id), issues.ids.sort
                  assert visible_issues.all? {|issue| issue.visible?(user)}
                  assert !hidden_issue.visible?(user)
                end
                def test_visible_scope_should_not_consider_roles_without_view_issues_permission
                  user = User.generate!
                  role1 = Role.generate!
                  role1.remove_permission! :view_issues
                  role1.set_permission_trackers :view_issues, :all
                  role1.save!
                  role2 = Role.generate!
                  role2.add_permission! :view_issues
                  role2.set_permission_trackers :view_issues, [2]
                  role2.save!
                  User.add_to_project(user, Project.find(1), [role1, role2])
                  issues = Issue.where(:project_id => 1).visible(user).to_a
                  assert issues.any?
                  assert_equal [2], issues.map(&:tracker_id).uniq
                  assert Issue.where(:project_id => 1).all? {|issue| issue.visible?(user) ^ issue.tracker_id != 2}
                end
                def test_visible_scope_for_admin
                  user = User.find(1)
                  user.members.each(&:destroy)
                  assert user.projects.empty?
                  issues = Issue.visible(user).to_a
                  assert issues.any?
                  # Admin should see issues on private projects that admin does not belong to
                  assert issues.detect {|issue| !issue.project.is_public?}
                  # Admin should see private issues of other users
                  assert issues.detect {|issue| issue.is_private? && issue.author != user}
                  assert_visibility_match user, issues
                end
                def test_visible_scope_with_project
                  project = Project.find(1)
                  issues = Issue.visible(User.find(2), :project => project).to_a
                  projects = issues.collect(&:project).uniq
                  assert_equal 1, projects.size
                  assert_equal project, projects.first
                end
                def test_visible_scope_with_project_and_subprojects
                  project = Project.find(1)
                  issues = Issue.visible(User.find(2), :project => project, :with_subprojects => true).to_a
                  projects = issues.collect(&:project).uniq
                  assert projects.size > 1
                  assert_equal [], projects.select {|p| !p.is_or_is_descendant_of?(project)}
                end
                def test_visible_and_nested_set_scopes
                  user = User.generate!
                  parent = Issue.generate!(:assigned_to => user)
                  assert parent.visible?(user)
                  child1 = Issue.generate!(:parent_issue_id => parent.id, :assigned_to => user)
                  child2 = Issue.generate!(:parent_issue_id => parent.id, :assigned_to => user)
                  parent.reload
                  child1.reload
                  child2.reload
                  assert child1.visible?(user)
                  assert child2.visible?(user)
                  assert_equal 2, parent.descendants.count
                  assert_equal 2, parent.descendants.visible(user).count
                  # awesome_nested_set 2-1-stable branch has regression.
                  # https://github.com/collectiveidea/awesome_nested_set/commit/3d5ac746542b564f6586c2316180254b088bebb6
                  # ActiveRecord::StatementInvalid: SQLite3::SQLException: ambiguous column name: lft:
                  assert_equal 2, parent.descendants.collect{|i| i}.size
                  assert_equal 2, parent.descendants.visible(user).collect{|i| i}.size
                end
                def test_visible_scope_with_unsaved_user_should_not_raise_an_error
                  user = User.new
                  assert_nothing_raised do
                    Issue.visible(user).to_a
                  end
                end
                def test_open_scope
                  issues = Issue.open.to_a
                  assert_nil issues.detect(&:closed?)
                end
                def test_open_scope_with_arg
                  issues = Issue.open(false).to_a
                  assert_equal issues, issues.select(&:closed?)
                end
                def test_fixed_version_scope_with_a_version_should_return_its_fixed_issues
                  version = Version.find(2)
                  assert version.fixed_issues.any?
                  assert_equal version.fixed_issues.to_a.sort, Issue.fixed_version(version).to_a.sort
                end
                def test_fixed_version_scope_with_empty_array_should_return_no_result
                  assert_equal 0, Issue.fixed_version([]).count
                end
                def test_assigned_to_scope_should_return_issues_assigned_to_the_user
                  user = User.generate!
                  issue = Issue.generate!
                  Issue.where(:id => issue.id).update_all :assigned_to_id => user.id
                  assert_equal [issue], Issue.assigned_to(user).to_a
                end
                def test_assigned_to_scope_should_return_issues_assigned_to_the_user_groups
                  group = Group.generate!
                  user = User.generate!
                  group.users << user
                  issue = Issue.generate!
                  Issue.where(:id => issue.id).update_all :assigned_to_id => group.id
                  assert_equal [issue], Issue.assigned_to(user).to_a
                end
                def test_errors_full_messages_should_include_custom_fields_errors
                  field = IssueCustomField.find_by_name('Database')
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :subject => 'test_create',
                                    :description => 'IssueTest#test_create_with_required_custom_field')
                  assert issue.available_custom_fields.include?(field)
                  # Invalid value
                  issue.custom_field_values = { field.id => 'SQLServer' }
                  assert !issue.valid?
                  assert_equal 1, issue.errors.full_messages.size
                  assert_equal "Database #{I18n.translate('activerecord.errors.messages.inclusion')}",
                               issue.errors.full_messages.first
                end
                def test_update_issue_with_required_custom_field
                  field = IssueCustomField.find_by_name('Database')
                  field.update_attribute(:is_required, true)
                  issue = Issue.find(1)
                  assert_nil issue.custom_value_for(field)
                  assert issue.available_custom_fields.include?(field)
                  # No change to custom values, issue can be saved
                  assert issue.save
                  # Blank value
                  issue.custom_field_values = { field.id => '' }
                  assert !issue.save
                  # Valid value
                  issue.custom_field_values = { field.id => 'PostgreSQL' }
                  assert issue.save
                  issue.reload
                  assert_equal 'PostgreSQL', issue.custom_value_for(field).value
                end
                def test_should_not_update_attributes_if_custom_fields_validation_fails
                  issue = Issue.find(1)
                  field = IssueCustomField.find_by_name('Database')
                  assert issue.available_custom_fields.include?(field)
                  issue.custom_field_values = { field.id => 'Invalid' }
                  issue.subject = 'Should be not be saved'
                  assert !issue.save
                  issue.reload
                  assert_equal "Cannot print recipes", issue.subject
                end
                def test_should_not_recreate_custom_values_objects_on_update
                  field = IssueCustomField.find_by_name('Database')
                  issue = Issue.find(1)
                  issue.custom_field_values = { field.id => 'PostgreSQL' }
                  assert issue.save
                  custom_value = issue.custom_value_for(field)
                  issue.reload
                  issue.custom_field_values = { field.id => 'MySQL' }
                  assert issue.save
                  issue.reload
                  assert_equal custom_value.id, issue.custom_value_for(field).id
                end
                def test_setting_project_should_set_version_to_default_version
                  version = Version.generate!(:project_id => 1)
                  Project.find(1).update_attribute(:default_version_id, version.id)
                  issue = Issue.new(:project_id => 1)
                  assert_equal version, issue.fixed_version
                end
                def test_should_not_update_custom_fields_on_changing_tracker_with_different_custom_fields
                  issue = Issue.create!(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                        :status_id => 1, :subject => 'Test',
                                        :custom_field_values => {'2' => 'Test'})
                  assert !Tracker.find(2).custom_field_ids.include?(2)
                  issue = Issue.find(issue.id)
                  issue.attributes = {:tracker_id => 2, :custom_field_values => {'1' => ''}}
                  issue = Issue.find(issue.id)
                  custom_value = issue.custom_value_for(2)
                  assert_not_nil custom_value
                  assert_equal 'Test', custom_value.value
                end
                def test_assigning_tracker_id_should_reload_custom_fields_values
                  issue = Issue.new(:project => Project.find(1))
                  assert issue.custom_field_values.empty?
                  issue.tracker_id = 1
                  assert issue.custom_field_values.any?
                end
                def test_assigning_attributes_should_assign_project_and_tracker_first
                  seq = sequence('seq')
                  issue = Issue.new
                  issue.expects(:project_id=).in_sequence(seq)
                  issue.expects(:tracker_id=).in_sequence(seq)
                  issue.expects(:subject=).in_sequence(seq)
                  issue.attributes = {:tracker_id => 2, :project_id => 1, :subject => 'Test'}
                end
                def test_assigning_tracker_and_custom_fields_should_assign_custom_fields
                  attributes = ActiveSupport::OrderedHash.new
                  attributes['custom_field_values'] = { '1' => 'MySQL' }
                  attributes['tracker_id'] = '1'
                  issue = Issue.new(:project => Project.find(1))
                  issue.attributes = attributes
                  assert_equal 'MySQL', issue.custom_field_value(1)
                end
                def test_changing_tracker_should_clear_disabled_core_fields
                  tracker = Tracker.find(2)
                  tracker.core_fields = tracker.core_fields - %w(due_date)
                  tracker.save!
                  issue = Issue.generate!(:tracker_id => 1, :start_date => Date.today, :due_date => Date.today)
                  issue.save!
                  issue.tracker_id = 2
                  issue.save!
                  assert_not_nil issue.start_date
                  assert_nil issue.due_date
                end
                def test_changing_tracker_should_not_add_cleared_fields_to_journal
                  tracker = Tracker.find(2)
                  tracker.core_fields = tracker.core_fields - %w(due_date)
                  tracker.save!
                  issue = Issue.generate!(:tracker_id => 1, :due_date => Date.today)
                  issue.save!
                  assert_difference 'Journal.count' do
                    issue.init_journal User.find(1)
                    issue.tracker_id = 2
                    issue.save!
                    assert_nil issue.due_date
                  end
                  journal = Journal.order('id DESC').first
                  assert_equal 1, journal.details.count
                end
                def test_reload_should_reload_custom_field_values
                  issue = Issue.generate!
                  issue.custom_field_values = {'2' => 'Foo'}
                  issue.save!
                  issue = Issue.order('id desc').first
                  assert_equal 'Foo', issue.custom_field_value(2)
                  issue.custom_field_values = {'2' => 'Bar'}
                  assert_equal 'Bar', issue.custom_field_value(2)
                  issue.reload
                  assert_equal 'Foo', issue.custom_field_value(2)
                end
                def test_should_update_issue_with_disabled_tracker
                  p = Project.find(1)
                  issue = Issue.find(1)
                  p.trackers.delete(issue.tracker)
                  assert !p.trackers.include?(issue.tracker)
                  issue.reload
                  issue.subject = 'New subject'
                  assert issue.save
                end
                def test_should_not_set_a_disabled_tracker
                  p = Project.find(1)
                  p.trackers.delete(Tracker.find(2))
                  issue = Issue.find(1)
                  issue.tracker_id = 2
                  issue.subject = 'New subject'
                  assert !issue.save
                  assert_not_equal [], issue.errors[:tracker_id]
                end
                def test_category_based_assignment
                  issue = Issue.create(:project_id => 1, :tracker_id => 1, :author_id => 3,
                                       :status_id => 1, :priority => IssuePriority.all.first,
                                       :subject => 'Assignment test',
                                       :description => 'Assignment test', :category_id => 1)
                  assert_equal IssueCategory.find(1).assigned_to, issue.assigned_to
                end
                def test_new_statuses_allowed_to
                  WorkflowTransition.delete_all
                  WorkflowTransition.create!(:role_id => 1, :tracker_id => 1,
                                             :old_status_id => 1, :new_status_id => 2,
                                             :author => false, :assignee => false)
                  WorkflowTransition.create!(:role_id => 1, :tracker_id => 1,
                                             :old_status_id => 1, :new_status_id => 3,
                                             :author => true, :assignee => false)
                  WorkflowTransition.create!(:role_id => 1, :tracker_id => 1,
                                             :old_status_id => 1, :new_status_id => 4,
                                             :author => false, :assignee => true)
                  WorkflowTransition.create!(:role_id => 1, :tracker_id => 1,
                                             :old_status_id => 1, :new_status_id => 5,
                                             :author => true, :assignee => true)
                  status = IssueStatus.find(1)
                  role = Role.find(1)
                  tracker = Tracker.find(1)
                  user = User.find(2)
                  issue = Issue.generate!(:tracker => tracker, :status => status,
                                          :project_id => 1, :author_id => 1)
                  assert_equal [1, 2], issue.new_statuses_allowed_to(user).map(&:id)
                  issue = Issue.generate!(:tracker => tracker, :status => status,
                                          :project_id => 1, :author => user)
                  assert_equal [1, 2, 3, 5], issue.new_statuses_allowed_to(user).map(&:id)
                  issue = Issue.generate!(:tracker => tracker, :status => status,
                                          :project_id => 1, :author_id => 1,
                                          :assigned_to => user)
                  assert_equal [1, 2, 4, 5], issue.new_statuses_allowed_to(user).map(&:id)
                  issue = Issue.generate!(:tracker => tracker, :status => status,
                                          :project_id => 1, :author => user,
                                          :assigned_to => user)
                  assert_equal [1, 2, 3, 4, 5], issue.new_statuses_allowed_to(user).map(&:id)
                  group = Group.generate!
                  group.users << user
                  issue = Issue.generate!(:tracker => tracker, :status => status,
                                          :project_id => 1, :author => user,
                                          :assigned_to => group)
                  assert_equal [1, 2, 3, 4, 5], issue.new_statuses_allowed_to(user).map(&:id)
                end
                def test_new_statuses_allowed_to_should_consider_group_assignment
                  WorkflowTransition.delete_all
                  WorkflowTransition.create!(:role_id => 1, :tracker_id => 1,
                                             :old_status_id => 1, :new_status_id => 4,
                                             :author => false, :assignee => true)
                  user = User.find(2)
                  group = Group.generate!
                  group.users << user
                  issue = Issue.generate!(:author_id => 1, :assigned_to => group)
                  assert_include 4, issue.new_statuses_allowed_to(user).map(&:id)
                end
                def test_new_statuses_allowed_to_should_return_all_transitions_for_admin
                  admin = User.find(1)
                  issue = Issue.find(1)
                  assert !admin.member_of?(issue.project)
                  expected_statuses = [issue.status] +
                                          WorkflowTransition.where(:old_status_id => issue.status_id).
                                              map(&:new_status).uniq.sort
                  assert_equal expected_statuses, issue.new_statuses_allowed_to(admin)
                end
                def test_new_statuses_allowed_to_should_return_default_and_current_status_when_copying
                  issue = Issue.find(1).copy
                  assert_equal [1], issue.new_statuses_allowed_to(User.find(2)).map(&:id)
                  issue = Issue.find(2).copy
                  assert_equal [1, 2], issue.new_statuses_allowed_to(User.find(2)).map(&:id)
                end
                def test_safe_attributes_names_should_not_include_disabled_field
                  tracker = Tracker.new(:core_fields => %w(assigned_to_id fixed_version_id))
                  issue = Issue.new(:tracker => tracker)
                  assert_include 'tracker_id', issue.safe_attribute_names
                  assert_include 'status_id', issue.safe_attribute_names
                  assert_include 'subject', issue.safe_attribute_names
                  assert_include 'description', issue.safe_attribute_names
                  assert_include 'custom_field_values', issue.safe_attribute_names
                  assert_include 'custom_fields', issue.safe_attribute_names
                  assert_include 'lock_version', issue.safe_attribute_names
                  tracker.core_fields.each do |field|
                    assert_include field, issue.safe_attribute_names
                  end
                  tracker.disabled_core_fields.each do |field|
                    assert_not_include field, issue.safe_attribute_names
                  end
                end
                def test_safe_attributes_should_ignore_disabled_fields
                  tracker = Tracker.find(1)
                  tracker.core_fields = %w(assigned_to_id due_date)
                  tracker.save!
                  issue = Issue.new(:tracker => tracker)
                  issue.safe_attributes = {'start_date' => '2012-07-14', 'due_date' => '2012-07-14'}
                  assert_nil issue.start_date
                  assert_equal Date.parse('2012-07-14'), issue.due_date
                end
                def test_safe_attributes_should_accept_target_tracker_enabled_fields
                  source = Tracker.find(1)
                  source.core_fields = []
                  source.save!
                  target = Tracker.find(2)
                  target.core_fields = %w(assigned_to_id due_date)
                  target.save!
                  user = User.find(2)
                  issue = Issue.new(:project => Project.find(1), :tracker => source)
                  issue.send :safe_attributes=, {'tracker_id' => 2, 'due_date' => '2012-07-14'}, user
                  assert_equal target, issue.tracker
                  assert_equal Date.parse('2012-07-14'), issue.due_date
                end
                def test_safe_attributes_should_not_include_readonly_fields
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'readonly')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1)
                  assert_equal %w(due_date), issue.read_only_attribute_names(user)
                  assert_not_include 'due_date', issue.safe_attribute_names(user)
                  issue.send :safe_attributes=, {'start_date' => '2012-07-14', 'due_date' => '2012-07-14'}, user
                  assert_equal Date.parse('2012-07-14'), issue.start_date
                  assert_nil issue.due_date
                end
                def test_safe_attributes_should_not_include_readonly_custom_fields
                  cf1 = IssueCustomField.create!(:name => 'Writable field',
                                                 :field_format => 'string',
                                                 :is_for_all => true, :tracker_ids => [1])
                  cf2 = IssueCustomField.create!(:name => 'Readonly field',
                                                 :field_format => 'string',
                                                 :is_for_all => true, :tracker_ids => [1])
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => cf2.id.to_s,
                                             :rule => 'readonly')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1)
                  assert_equal [cf2.id.to_s], issue.read_only_attribute_names(user)
                  assert_not_include cf2.id.to_s, issue.safe_attribute_names(user)
                  issue.send :safe_attributes=, {'custom_field_values' => {
                                                     cf1.id.to_s => 'value1', cf2.id.to_s => 'value2'
                                                   }}, user
                  assert_equal 'value1', issue.custom_field_value(cf1)
                  assert_nil issue.custom_field_value(cf2)
                  issue.send :safe_attributes=, {'custom_fields' => [
                                                    {'id' => cf1.id.to_s, 'value' => 'valuea'},
                                                    {'id' => cf2.id.to_s, 'value' => 'valueb'}
                                                  ]}, user
                  assert_equal 'valuea', issue.custom_field_value(cf1)
                  assert_nil issue.custom_field_value(cf2)
                end
                def test_safe_attributes_should_ignore_unassignable_assignee
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 3,
                                    :status_id => 1, :priority => IssuePriority.all.first,
                                    :subject => 'test_create')
                  assert issue.valid?
                  # locked user, not allowed
                  issue.safe_attributes=({'assigned_to_id' => '5'})
                  assert_nil issue.assigned_to_id
                  # no member
                  issue.safe_attributes=({'assigned_to_id' => '1'})
                  assert_nil issue.assigned_to_id
                  # user 2 is ok
                  issue.safe_attributes=({'assigned_to_id' => '2'})
                  assert_equal 2, issue.assigned_to_id
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.assigned_to_id
                  issue.safe_attributes=({'assigned_to_id' => '5'})
                  assert_equal 2, issue.assigned_to_id
                  issue.safe_attributes=({'assigned_to_id' => '1'})
                  assert_equal 2, issue.assigned_to_id
                  # user 3 is also ok
                  issue.safe_attributes=({'assigned_to_id' => '3'})
                  assert_equal 3, issue.assigned_to_id
                  assert issue.save
                  # removal of assignee
                  issue.safe_attributes=({'assigned_to_id' => ''})
                  assert_nil issue.assigned_to_id
                  assert issue.save
                end
                def test_editable_custom_field_values_should_return_non_readonly_custom_values
                  cf1 = IssueCustomField.create!(:name => 'Writable field', :field_format => 'string',
                                                 :is_for_all => true, :tracker_ids => [1, 2])
                  cf2 = IssueCustomField.create!(:name => 'Readonly field', :field_format => 'string',
                                                 :is_for_all => true, :tracker_ids => [1, 2])
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1, :role_id => 1,
                                             :field_name => cf2.id.to_s, :rule => 'readonly')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1)
                  values = issue.editable_custom_field_values(user)
                  assert values.detect {|value| value.custom_field == cf1}
                  assert_nil values.detect {|value| value.custom_field == cf2}
                  issue.tracker_id = 2
                  values = issue.editable_custom_field_values(user)
                  assert values.detect {|value| value.custom_field == cf1}
                  assert values.detect {|value| value.custom_field == cf2}
                end
                def test_editable_custom_fields_should_return_custom_field_that_is_enabled_for_the_role_only
                  enabled_cf = IssueCustomField.generate!(:is_for_all => true, :tracker_ids => [1], :visible => false, :role_ids => [1,2])
                  disabled_cf = IssueCustomField.generate!(:is_for_all => true, :tracker_ids => [1], :visible => false, :role_ids => [2])
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1)
                  assert_include enabled_cf, issue.editable_custom_fields(user)
                  assert_not_include disabled_cf, issue.editable_custom_fields(user)
                end
                def test_safe_attributes_should_accept_target_tracker_writable_fields
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'readonly')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 2,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'readonly')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  issue.send :safe_attributes=, {'start_date' => '2012-07-12',
                                                 'due_date' => '2012-07-14'}, user
                  assert_equal Date.parse('2012-07-12'), issue.start_date
                  assert_nil issue.due_date
                  issue.send :safe_attributes=, {'start_date' => '2012-07-15',
                                                 'due_date' => '2012-07-16',
                                                 'tracker_id' => 2}, user
                  assert_equal Date.parse('2012-07-12'), issue.start_date
                  assert_equal Date.parse('2012-07-16'), issue.due_date
                end
                def test_safe_attributes_should_accept_target_status_writable_fields
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'readonly')
                  WorkflowPermission.create!(:old_status_id => 2, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'readonly')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  issue.send :safe_attributes=, {'start_date' => '2012-07-12',
                                                 'due_date' => '2012-07-14'},
                                                 user
                  assert_equal Date.parse('2012-07-12'), issue.start_date
                  assert_nil issue.due_date
                  issue.send :safe_attributes=, {'start_date' => '2012-07-15',
                                                  'due_date' => '2012-07-16',
                                                  'status_id' => 2},
                                                user
                  assert_equal Date.parse('2012-07-12'), issue.start_date
                  assert_equal Date.parse('2012-07-16'), issue.due_date
                end
                def test_required_attributes_should_be_validated
                  cf = IssueCustomField.create!(:name => 'Foo', :field_format => 'string',
                                                :is_for_all => true, :tracker_ids => [1, 2])
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'category_id',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => cf.id.to_s,
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 2,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 2,
                                             :role_id => 1, :field_name => cf.id.to_s,
                                             :rule => 'required')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :status_id => 1, :subject => 'Required fields',
                                    :author => user)
                  assert_equal [cf.id.to_s, "category_id", "due_date"],
                               issue.required_attribute_names(user).sort
                  assert !issue.save, "Issue was saved"
                  assert_equal ["Category cannot be blank", "Due date cannot be blank", "Foo cannot be blank"],
                                issue.errors.full_messages.sort
                  issue.tracker_id = 2
                  assert_equal [cf.id.to_s, "start_date"], issue.required_attribute_names(user).sort
                  assert !issue.save, "Issue was saved"
                  assert_equal ["Foo cannot be blank", "Start date cannot be blank"],
                               issue.errors.full_messages.sort
                  issue.start_date = Date.today
                  issue.custom_field_values = {cf.id.to_s => 'bar'}
                  assert issue.save
                end
                def test_required_attribute_that_is_disabled_for_the_tracker_should_not_be_required
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'required')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert !issue.save
                  assert_include "Start date cannot be blank", issue.errors.full_messages
                  tracker = Tracker.find(1)
                  tracker.core_fields -= %w(start_date)
                  tracker.save!
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert issue.save
                end
                def test_category_should_not_be_required_if_project_has_no_categories
                  Project.find(1).issue_categories.delete_all
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                    :role_id => 1, :field_name => 'category_id',:rule => 'required')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert_save issue
                end
                def test_fixed_version_should_not_be_required_no_assignable_versions
                  Version.delete_all
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                    :role_id => 1, :field_name => 'fixed_version_id',:rule => 'required')
                  user = User.find(2)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert_save issue
                end
                def test_required_custom_field_that_is_not_visible_for_the_user_should_not_be_required
                  CustomField.delete_all
                  field = IssueCustomField.generate!(:is_required => true, :visible => false, :role_ids => [1], :trackers => Tracker.all, :is_for_all => true)
                  user = User.generate!
                  User.add_to_project(user, Project.find(1), Role.find(2))
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert_save issue
                end
                def test_required_custom_field_that_is_visible_for_the_user_should_be_required
                  CustomField.delete_all
                  field = IssueCustomField.generate!(:is_required => true, :visible => false, :role_ids => [1], :trackers => Tracker.all, :is_for_all => true)
                  user = User.generate!
                  User.add_to_project(user, Project.find(1), Role.find(1))
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Required fields', :author => user)
                  assert !issue.save
                  assert_include "#{field.name} cannot be blank", issue.errors.full_messages
                end
                def test_required_attribute_names_for_multiple_roles_should_intersect_rules
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'required')
                  user = User.find(2)
                  member = Member.find(1)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  assert_equal %w(due_date start_date), issue.required_attribute_names(user).sort
                  member.role_ids = [1, 2]
                  member.save!
                  assert_equal [], issue.required_attribute_names(user.reload)
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 2, :field_name => 'due_date',
                                             :rule => 'required')
                  assert_equal %w(due_date), issue.required_attribute_names(user)
                  member.role_ids = [1, 2, 3]
                  member.save!
                  assert_equal [], issue.required_attribute_names(user.reload)
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 3, :field_name => 'due_date',
                                             :rule => 'readonly')
                  # required + readonly => required
                  assert_equal %w(due_date), issue.required_attribute_names(user)
                end
                def test_read_only_attribute_names_for_multiple_roles_should_intersect_rules
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'readonly')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'readonly')
                  user = User.find(2)
                  member = Member.find(1)
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  assert_equal %w(due_date start_date), issue.read_only_attribute_names(user).sort
                  member.role_ids = [1, 2]
                  member.save!
                  assert_equal [], issue.read_only_attribute_names(user.reload)
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                            :role_id => 2, :field_name => 'due_date',
                                            :rule => 'readonly')
                  assert_equal %w(due_date), issue.read_only_attribute_names(user)
                end
                # A field that is not visible by role 2 and readonly by role 1 should be readonly for user with role 1 and 2
                def test_read_only_attribute_names_should_include_custom_fields_that_combine_readonly_and_not_visible_for_roles
                  field = IssueCustomField.generate!(
                    :is_for_all => true, :trackers => Tracker.all, :visible => false, :role_ids => [1]
                  )
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(
                    :old_status_id => 1, :tracker_id => 1, :role_id => 1, :field_name => field.id, :rule => 'readonly'
                  )
                  user = User.generate!
                  project = Project.find(1)
                  User.add_to_project(user, project, Role.where(:id => [1, 2]))
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  assert_equal [field.id.to_s], issue.read_only_attribute_names(user)
                end
                def test_workflow_rules_should_ignore_roles_without_issue_permissions
                  role = Role.generate! :permissions => [:view_issues, :edit_issues]
                  ignored_role = Role.generate! :permissions => [:view_issues]
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role => role, :field_name => 'due_date',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role => role, :field_name => 'start_date',
                                             :rule => 'readonly')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role => role, :field_name => 'done_ratio',
                                             :rule => 'readonly')
                  user = User.generate!
                  User.add_to_project user, Project.find(1), [role, ignored_role]
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  assert_equal %w(due_date), issue.required_attribute_names(user)
                  assert_equal %w(done_ratio start_date), issue.read_only_attribute_names(user).sort
                end
                def test_workflow_rules_should_work_for_member_with_duplicate_role
                  WorkflowPermission.delete_all
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'due_date',
                                             :rule => 'required')
                  WorkflowPermission.create!(:old_status_id => 1, :tracker_id => 1,
                                             :role_id => 1, :field_name => 'start_date',
                                             :rule => 'readonly')
                  user = User.generate!
                  m = Member.new(:user_id => user.id, :project_id => 1)
                  m.member_roles.build(:role_id => 1)
                  m.member_roles.build(:role_id => 1)
                  m.save!
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1)
                  assert_equal %w(due_date), issue.required_attribute_names(user)
                  assert_equal %w(start_date), issue.read_only_attribute_names(user)
                end
                def test_copy
                  issue = Issue.new.copy_from(1)
                  assert issue.copy?
                  assert issue.save
                  issue.reload
                  orig = Issue.find(1)
                  assert_equal orig.subject, issue.subject
                  assert_equal orig.tracker, issue.tracker
                  assert_equal "125", issue.custom_value_for(2).value
                end
                def test_copy_should_copy_status
                  orig = Issue.find(8)
                  assert orig.status != orig.default_status
                  issue = Issue.new.copy_from(orig)
                  assert issue.save
                  issue.reload
                  assert_equal orig.status, issue.status
                end
                def test_copy_should_add_relation_with_copied_issue
                  copied = Issue.find(1)
                  issue = Issue.new.copy_from(copied)
                  assert issue.save
                  issue.reload
                  assert_equal 1, issue.relations.size
                  relation = issue.relations.first
                  assert_equal 'copied_to', relation.relation_type
                  assert_equal copied, relation.issue_from
                  assert_equal issue, relation.issue_to
                end
                def test_copy_should_copy_subtasks
                  issue = Issue.generate_with_descendants!
                  copy = issue.reload.copy
                  copy.author = User.find(7)
                  assert_difference 'Issue.count', 1+issue.descendants.count do
                    assert copy.save
                  end
                  copy.reload
                  assert_equal %w(Child1 Child2), copy.children.map(&:subject).sort
                  child_copy = copy.children.detect {|c| c.subject == 'Child1'}
                  assert_equal %w(Child11), child_copy.children.map(&:subject).sort
                  assert_equal copy.author, child_copy.author
                end
                def test_copy_as_a_child_of_copied_issue_should_not_copy_itself
                  parent = Issue.generate!
                  child1 = Issue.generate!(:parent_issue_id => parent.id, :subject => 'Child 1')
                  child2 = Issue.generate!(:parent_issue_id => parent.id, :subject => 'Child 2')
                  copy = parent.reload.copy
                  copy.parent_issue_id = parent.id
                  copy.author = User.find(7)
                  assert_difference 'Issue.count', 3 do
                    assert copy.save
                  end
                  parent.reload
                  copy.reload
                  assert_equal parent, copy.parent
                  assert_equal 3, parent.children.count
                  assert_equal 5, parent.descendants.count
                  assert_equal 2, copy.children.count
                  assert_equal 2, copy.descendants.count
                end
                def test_copy_as_a_descendant_of_copied_issue_should_not_copy_itself
                  parent = Issue.generate!
                  child1 = Issue.generate!(:parent_issue_id => parent.id, :subject => 'Child 1')
                  child2 = Issue.generate!(:parent_issue_id => parent.id, :subject => 'Child 2')
                  copy = parent.reload.copy
                  copy.parent_issue_id = child1.id
                  copy.author = User.find(7)
                  assert_difference 'Issue.count', 3 do
                    assert copy.save
                  end
                  parent.reload
                  child1.reload
                  copy.reload
                  assert_equal child1, copy.parent
                  assert_equal 2, parent.children.count
                  assert_equal 5, parent.descendants.count
                  assert_equal 1, child1.children.count
                  assert_equal 3, child1.descendants.count
                  assert_equal 2, copy.children.count
                  assert_equal 2, copy.descendants.count
                end
                def test_copy_should_copy_subtasks_to_target_project
                  issue = Issue.generate_with_descendants!
                  copy = issue.copy(:project_id => 3)
                  assert_difference 'Issue.count', 1+issue.descendants.count do
                    assert copy.save
                  end
                  assert_equal [3], copy.reload.descendants.map(&:project_id).uniq
                end
                def test_copy_should_not_copy_subtasks_twice_when_saving_twice
                  issue = Issue.generate_with_descendants!
                  copy = issue.reload.copy
                  assert_difference 'Issue.count', 1+issue.descendants.count do
                    assert copy.save
                    assert copy.save
                  end
                end
                def test_should_not_call_after_project_change_on_creation
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :status_id => 1,
                                    :subject => 'Test', :author_id => 1)
                  issue.expects(:after_project_change).never
                  issue.save!
                end
                def test_should_not_call_after_project_change_on_update
                  issue = Issue.find(1)
                  issue.project = Project.find(1)
                  issue.subject = 'No project change'
                  issue.expects(:after_project_change).never
                  issue.save!
                end
                def test_should_call_after_project_change_on_project_change
                  issue = Issue.find(1)
                  issue.project = Project.find(2)
                  issue.expects(:after_project_change).once
                  issue.save!
                end
                def test_adding_journal_should_update_timestamp
                  issue = Issue.find(1)
                  updated_on_was = issue.updated_on
                  issue.init_journal(User.first, "Adding notes")
                  assert_difference 'Journal.count' do
                    assert issue.save
                  end
                  issue.reload
                  assert_not_equal updated_on_was, issue.updated_on
                end
                def test_should_close_duplicates
                  # Create 3 issues
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  issue3 = Issue.generate!
                  # 2 is a dupe of 1
                  IssueRelation.create!(:issue_from => issue2, :issue_to => issue1,
                                        :relation_type => IssueRelation::TYPE_DUPLICATES)
                  # And 3 is a dupe of 2
              #    IssueRelation.create!(:issue_from => issue3, :issue_to => issue2,
              #                          :relation_type => IssueRelation::TYPE_DUPLICATES)
                  # And 3 is a dupe of 1 (circular duplicates)
                  IssueRelation.create!(:issue_from => issue3, :issue_to => issue1,
                                        :relation_type => IssueRelation::TYPE_DUPLICATES)
                  assert issue1.reload.duplicates.include?(issue2)
                  # Closing issue 1
                  issue1.init_journal(User.first, "Closing issue1")
                  issue1.status = IssueStatus.where(:is_closed => true).first
                  assert issue1.save
                  # 2 and 3 should be also closed
                  assert issue2.reload.closed?
                  assert issue3.reload.closed?
                end
                def test_should_close_duplicates_with_private_notes
                  issue = Issue.generate!
                  duplicate = Issue.generate!
                  IssueRelation.create!(:issue_from => duplicate, :issue_to => issue,
                                        :relation_type => IssueRelation::TYPE_DUPLICATES)
                  assert issue.reload.duplicates.include?(duplicate)
                  # Closing issue with private notes
                  issue.init_journal(User.first, "Private notes")
                  issue.private_notes = true
                  issue.status = IssueStatus.where(:is_closed => true).first
                  assert_save issue
                  duplicate.reload
                  assert journal = duplicate.journals.detect {|journal| journal.notes == "Private notes"}
                  assert_equal true, journal.private_notes
                end
                def test_should_not_close_duplicated_issue
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  # 2 is a dupe of 1
                  IssueRelation.create(:issue_from => issue2, :issue_to => issue1,
                                       :relation_type => IssueRelation::TYPE_DUPLICATES)
                  # 2 is a dup of 1 but 1 is not a duplicate of 2
                  assert !issue2.reload.duplicates.include?(issue1)
                  # Closing issue 2
                  issue2.init_journal(User.first, "Closing issue2")
                  issue2.status = IssueStatus.where(:is_closed => true).first
                  assert issue2.save
                  # 1 should not be also closed
                  assert !issue1.reload.closed?
                end
                def test_assignable_versions
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :fixed_version_id => 1,
                                    :subject => 'New issue')
                  assert_equal ['open'], issue.assignable_versions.collect(&:status).uniq
                end
                def test_should_not_be_able_to_assign_a_new_issue_to_a_closed_version
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :fixed_version_id => 1,
                                    :subject => 'New issue')
                  assert !issue.save
                  assert_not_equal [], issue.errors[:fixed_version_id]
                end
                def test_should_not_be_able_to_assign_a_new_issue_to_a_locked_version
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :fixed_version_id => 2,
                                    :subject => 'New issue')
                  assert !issue.save
                  assert_not_equal [], issue.errors[:fixed_version_id]
                end
                def test_should_be_able_to_assign_a_new_issue_to_an_open_version
                  issue = Issue.new(:project_id => 1, :tracker_id => 1, :author_id => 1,
                                    :status_id => 1, :fixed_version_id => 3,
                                    :subject => 'New issue')
                  assert issue.save
                end
                def test_should_be_able_to_update_an_issue_assigned_to_a_closed_version
                  issue = Issue.find(11)
                  assert_equal 'closed', issue.fixed_version.status
                  issue.subject = 'Subject changed'
                  assert issue.save
                end
                def test_should_not_be_able_to_reopen_an_issue_assigned_to_a_closed_version
                  issue = Issue.find(11)
                  issue.status_id = 1
                  assert !issue.save
                  assert_not_equal [], issue.errors[:base]
                end
                def test_should_be_able_to_reopen_and_reassign_an_issue_assigned_to_a_closed_version
                  issue = Issue.find(11)
                  issue.status_id = 1
                  issue.fixed_version_id = 3
                  assert issue.save
                end
                def test_should_be_able_to_reopen_an_issue_assigned_to_a_locked_version
                  issue = Issue.find(12)
                  assert_equal 'locked', issue.fixed_version.status
                  issue.status_id = 1
                  assert issue.save
                end
                def test_should_not_be_able_to_keep_unshared_version_when_changing_project
                  issue = Issue.find(2)
                  assert_equal 2, issue.fixed_version_id
                  issue.project_id = 3
                  assert_nil issue.fixed_version_id
                  issue.fixed_version_id = 2
                  assert !issue.save
                  assert_include 'Target version is not included in the list', issue.errors.full_messages
                end
                def test_should_keep_shared_version_when_changing_project
                  Version.find(2).update_attribute :sharing, 'tree'
                  issue = Issue.find(2)
                  assert_equal 2, issue.fixed_version_id
                  issue.project_id = 3
                  assert_equal 2, issue.fixed_version_id
                  assert issue.save
                end
                def test_allowed_target_projects_should_include_projects_with_issue_tracking_enabled
                  assert_include Project.find(2), Issue.allowed_target_projects(User.find(2))
                end
                def test_allowed_target_projects_should_not_include_projects_with_issue_tracking_disabled
                  Project.find(2).disable_module! :issue_tracking
                  assert_not_include Project.find(2), Issue.allowed_target_projects(User.find(2))
                end
                def test_allowed_target_projects_should_not_include_projects_without_trackers
                  project = Project.generate!(:tracker_ids => [])
                  assert project.trackers.empty?
                  assert_not_include project, Issue.allowed_target_projects(User.find(1))
                end
                def test_allowed_target_trackers_with_one_role_allowed_on_all_trackers
                  user = User.generate!
                  role = Role.generate!
                  role.add_permission! :add_issues
                  role.set_permission_trackers :add_issues, :all
                  role.save!
                  User.add_to_project(user, Project.find(1), role)
                  assert_equal [1, 2, 3], Issue.new(:project => Project.find(1)).allowed_target_trackers(user).ids.sort
                end
                def test_allowed_target_trackers_with_one_role_allowed_on_some_trackers
                  user = User.generate!
                  role = Role.generate!
                  role.add_permission! :add_issues
                  role.set_permission_trackers :add_issues, [1, 3]
                  role.save!
                  User.add_to_project(user, Project.find(1), role)
                  assert_equal [1, 3], Issue.new(:project => Project.find(1)).allowed_target_trackers(user).ids.sort
                end
                def test_allowed_target_trackers_with_two_roles_allowed_on_some_trackers
                  user = User.generate!
                  role1 = Role.generate!
                  role1.add_permission! :add_issues
                  role1.set_permission_trackers :add_issues, [1]
                  role1.save!
                  role2 = Role.generate!
                  role2.add_permission! :add_issues
                  role2.set_permission_trackers :add_issues, [3]
                  role2.save!
                  User.add_to_project(user, Project.find(1), [role1, role2])
                  assert_equal [1, 3], Issue.new(:project => Project.find(1)).allowed_target_trackers(user).ids.sort
                end
                def test_allowed_target_trackers_with_two_roles_allowed_on_all_trackers_and_some_trackers
                  user = User.generate!
                  role1 = Role.generate!
                  role1.add_permission! :add_issues
                  role1.set_permission_trackers :add_issues, :all
                  role1.save!
                  role2 = Role.generate!
                  role2.add_permission! :add_issues
                  role2.set_permission_trackers :add_issues, [1, 3]
                  role2.save!
                  User.add_to_project(user, Project.find(1), [role1, role2])
                  assert_equal [1, 2, 3], Issue.new(:project => Project.find(1)).allowed_target_trackers(user).ids.sort
                end
                def test_allowed_target_trackers_should_not_consider_roles_without_add_issues_permission
                  user = User.generate!
                  role1 = Role.generate!
                  role1.remove_permission! :add_issues
                  role1.set_permission_trackers :add_issues, :all
                  role1.save!
                  role2 = Role.generate!
                  role2.add_permission! :add_issues
                  role2.set_permission_trackers :add_issues, [1, 3]
                  role2.save!
                  User.add_to_project(user, Project.find(1), [role1, role2])
                  assert_equal [1, 3], Issue.new(:project => Project.find(1)).allowed_target_trackers(user).ids.sort
                end
                def test_allowed_target_trackers_without_project_should_be_empty
                  issue = Issue.new
                  assert_nil issue.project
                  assert_equal [], issue.allowed_target_trackers(User.find(2)).ids
                end
                def test_allowed_target_trackers_should_include_current_tracker
                  user = User.generate!
                  role = Role.generate!
                  role.add_permission! :add_issues
                  role.set_permission_trackers :add_issues, [3]
                  role.save!
                  User.add_to_project(user, Project.find(1), role)
                  issue = Issue.generate!(:project => Project.find(1), :tracker => Tracker.find(1))
                  assert_equal [1, 3], issue.allowed_target_trackers(user).ids.sort
                end
                def test_move_to_another_project_with_same_category
                  issue = Issue.find(1)
                  issue.project = Project.find(2)
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.project_id
                  # Category changes
                  assert_equal 4, issue.category_id
                  # Make sure time entries were move to the target project
                  assert_equal 2, issue.time_entries.first.project_id
                end
                def test_move_to_another_project_without_same_category
                  issue = Issue.find(2)
                  issue.project = Project.find(2)
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.project_id
                  # Category cleared
                  assert_nil issue.category_id
                end
                def test_move_to_another_project_should_clear_fixed_version_when_not_shared
                  issue = Issue.find(1)
                  issue.update_attribute(:fixed_version_id, 1)
                  issue.project = Project.find(2)
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.project_id
                  # Cleared fixed_version
                  assert_equal nil, issue.fixed_version
                end
                def test_move_to_another_project_should_keep_fixed_version_when_shared_with_the_target_project
                  issue = Issue.find(1)
                  issue.update_attribute(:fixed_version_id, 4)
                  issue.project = Project.find(5)
                  assert issue.save
                  issue.reload
                  assert_equal 5, issue.project_id
                  # Keep fixed_version
                  assert_equal 4, issue.fixed_version_id
                end
                def test_move_to_another_project_should_clear_fixed_version_when_not_shared_with_the_target_project
                  issue = Issue.find(1)
                  issue.update_attribute(:fixed_version_id, 1)
                  issue.project = Project.find(5)
                  assert issue.save
                  issue.reload
                  assert_equal 5, issue.project_id
                  # Cleared fixed_version
                  assert_equal nil, issue.fixed_version
                end
                def test_move_to_another_project_should_keep_fixed_version_when_shared_systemwide
                  issue = Issue.find(1)
                  issue.update_attribute(:fixed_version_id, 7)
                  issue.project = Project.find(2)
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.project_id
                  # Keep fixed_version
                  assert_equal 7, issue.fixed_version_id
                end
                def test_move_to_another_project_should_keep_parent_if_valid
                  issue = Issue.find(1)
                  issue.update_attribute(:parent_issue_id, 2)
                  issue.project = Project.find(3)
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.parent_id
                end
                def test_move_to_another_project_should_clear_parent_if_not_valid
                  issue = Issue.find(1)
                  issue.update_attribute(:parent_issue_id, 2)
                  issue.project = Project.find(2)
                  assert issue.save
                  issue.reload
                  assert_nil issue.parent_id
                end
                def test_move_to_another_project_with_disabled_tracker
                  issue = Issue.find(1)
                  target = Project.find(2)
                  target.tracker_ids = [3]
                  target.save
                  issue.project = target
                  assert issue.save
                  issue.reload
                  assert_equal 2, issue.project_id
                  assert_equal 3, issue.tracker_id
                end
                def test_copy_to_the_same_project
                  issue = Issue.find(1)
                  copy = issue.copy
                  assert_difference 'Issue.count' do
                    copy.save!
                  end
                  assert_kind_of Issue, copy
                  assert_equal issue.project, copy.project
                  assert_equal "125", copy.custom_value_for(2).value
                end
                def test_copy_to_another_project_and_tracker
                  issue = Issue.find(1)
                  copy = issue.copy(:project_id => 3, :tracker_id => 2)
                  assert_difference 'Issue.count' do
                    copy.save!
                  end
                  copy.reload
                  assert_kind_of Issue, copy
                  assert_equal Project.find(3), copy.project
                  assert_equal Tracker.find(2), copy.tracker
                  # Custom field #2 is not associated with target tracker
                  assert_nil copy.custom_value_for(2)
                end
                test "#copy should not create a journal" do
                  copy = Issue.find(1).copy({:project_id => 3, :tracker_id => 2, :assigned_to_id => 3}, :link => false)
                  copy.save!
                  assert_equal 0, copy.reload.journals.size
                end
                test "#copy should allow assigned_to changes" do
                  copy = Issue.find(1).copy(:project_id => 3, :tracker_id => 2, :assigned_to_id => 3)
                  assert_equal 3, copy.assigned_to_id
                end
                test "#copy should allow status changes" do
                  copy = Issue.find(1).copy(:project_id => 3, :tracker_id => 2, :status_id => 2)
                  assert_equal 2, copy.status_id
                end
                test "#copy should allow start date changes" do
                  date = Date.today
                  copy = Issue.find(1).copy(:project_id => 3, :tracker_id => 2, :start_date => date)
                  assert_equal date, copy.start_date
                end
                test "#copy should allow due date changes" do
                  date = Date.today
                  copy = Issue.find(1).copy(:project_id => 3, :tracker_id => 2, :due_date => date)
                  assert_equal date, copy.due_date
                end
                test "#copy should set current user as author" do
                  User.current = User.find(9)
                  copy = Issue.find(1).copy(:project_id => 3, :tracker_id => 2)
                  assert_equal User.current, copy.author
                end
                test "#copy should create a journal with notes" do
                  date = Date.today
                  notes = "Notes added when copying"
                  copy = Issue.find(1).copy({:project_id => 3, :tracker_id => 2, :start_date => date}, :link => false)
                  copy.init_journal(User.current, notes)
                  copy.save!
                  assert_equal 1, copy.journals.size
                  journal = copy.journals.first
                  assert_equal 0, journal.details.size
                  assert_equal notes, journal.notes
                end
                def test_valid_parent_project
                  issue = Issue.find(1)
                  issue_in_same_project = Issue.find(2)
                  issue_in_child_project = Issue.find(5)
                  issue_in_grandchild_project = Issue.generate!(:project_id => 6, :tracker_id => 1)
                  issue_in_other_child_project = Issue.find(6)
                  issue_in_different_tree = Issue.find(4)
                  with_settings :cross_project_subtasks => '' do
                    assert_equal true, issue.valid_parent_project?(issue_in_same_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_child_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_grandchild_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_different_tree)
                  end
                  with_settings :cross_project_subtasks => 'system' do
                    assert_equal true, issue.valid_parent_project?(issue_in_same_project)
                    assert_equal true, issue.valid_parent_project?(issue_in_child_project)
                    assert_equal true, issue.valid_parent_project?(issue_in_different_tree)
                  end
                  with_settings :cross_project_subtasks => 'tree' do
                    assert_equal true, issue.valid_parent_project?(issue_in_same_project)
                    assert_equal true, issue.valid_parent_project?(issue_in_child_project)
                    assert_equal true, issue.valid_parent_project?(issue_in_grandchild_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_different_tree)
                    assert_equal true, issue_in_child_project.valid_parent_project?(issue_in_same_project)
                    assert_equal true, issue_in_child_project.valid_parent_project?(issue_in_other_child_project)
                  end
                  with_settings :cross_project_subtasks => 'descendants' do
                    assert_equal true, issue.valid_parent_project?(issue_in_same_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_child_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_grandchild_project)
                    assert_equal false, issue.valid_parent_project?(issue_in_different_tree)
                    assert_equal true, issue_in_child_project.valid_parent_project?(issue)
                    assert_equal false, issue_in_child_project.valid_parent_project?(issue_in_other_child_project)
                  end
                end
                def test_recipients_should_include_previous_assignee
                  user = User.find(3)
                  user.members.update_all ["mail_notification = ?", false]
                  user.update_attribute :mail_notification, 'only_assigned'
                  issue = Issue.find(2)
                  issue.assigned_to = nil
                  assert_include user.mail, issue.recipients
                  issue.save!
                  assert !issue.recipients.include?(user.mail)
                end
                def test_recipients_should_not_include_users_that_cannot_view_the_issue
                  issue = Issue.find(12)
                  assert issue.recipients.include?(issue.author.mail)
                  # copy the issue to a private project
                  copy  = issue.copy(:project_id => 5, :tracker_id => 2)
                  # author is not a member of project anymore
                  assert !copy.recipients.include?(copy.author.mail)
                end
                def test_recipients_should_include_the_assigned_group_members
                  group_member = User.generate!
                  group = Group.generate!
                  group.users << group_member
                  issue = Issue.find(12)
                  issue.assigned_to = group
                  assert issue.recipients.include?(group_member.mail)
                end
                def test_watcher_recipients_should_not_include_users_that_cannot_view_the_issue
                  user = User.find(3)
                  issue = Issue.find(9)
                  Watcher.create!(:user => user, :watchable => issue)
                  assert issue.watched_by?(user)
                  assert !issue.watcher_recipients.include?(user.mail)
                end
                def test_issue_destroy
                  Issue.find(1).destroy
                  assert_nil Issue.find_by_id(1)
                  assert_nil TimeEntry.find_by_issue_id(1)
                end
                def test_destroy_should_delete_time_entries_custom_values
                  issue = Issue.generate!
                  time_entry = TimeEntry.generate!(:issue => issue, :custom_field_values => {10 => '1'})
                  assert_difference 'CustomValue.where(:customized_type => "TimeEntry").count', -1 do
                    assert issue.destroy
                  end
                end
                def test_destroying_a_deleted_issue_should_not_raise_an_error
                  issue = Issue.find(1)
                  Issue.find(1).destroy
                  assert_nothing_raised do
                    assert_no_difference 'Issue.count' do
                      issue.destroy
                    end
                    assert issue.destroyed?
                  end
                end
                def test_destroying_a_stale_issue_should_not_raise_an_error
                  issue = Issue.find(1)
                  Issue.find(1).update_attribute :subject, "Updated"
                  assert_nothing_raised do
                    assert_difference 'Issue.count', -1 do
                      issue.destroy
                    end
                    assert issue.destroyed?
                  end
                end
                def test_blocked
                  blocked_issue = Issue.find(9)
                  blocking_issue = Issue.find(10)
                  assert blocked_issue.blocked?
                  assert !blocking_issue.blocked?
                end
                def test_blocked_issues_dont_allow_closed_statuses
                  blocked_issue = Issue.find(9)
                  allowed_statuses = blocked_issue.new_statuses_allowed_to(users(:users_002))
                  assert !allowed_statuses.empty?
                  closed_statuses = allowed_statuses.select {|st| st.is_closed?}
                  assert closed_statuses.empty?
                end
                def test_unblocked_issues_allow_closed_statuses
                  blocking_issue = Issue.find(10)
                  allowed_statuses = blocking_issue.new_statuses_allowed_to(users(:users_002))
                  assert !allowed_statuses.empty?
                  closed_statuses = allowed_statuses.select {|st| st.is_closed?}
                  assert !closed_statuses.empty?
                end
                def test_reschedule_an_issue_without_dates
                  with_settings :non_working_week_days => [] do
                    issue = Issue.new(:start_date => nil, :due_date => nil)
                    issue.reschedule_on '2012-10-09'.to_date
                    assert_equal '2012-10-09'.to_date, issue.start_date
                    assert_equal '2012-10-09'.to_date, issue.due_date
                  end
                  with_settings :non_working_week_days => %w(6 7) do
                    issue = Issue.new(:start_date => nil, :due_date => nil)
                    issue.reschedule_on '2012-10-09'.to_date
                    assert_equal '2012-10-09'.to_date, issue.start_date
                    assert_equal '2012-10-09'.to_date, issue.due_date
                    issue = Issue.new(:start_date => nil, :due_date => nil)
                    issue.reschedule_on '2012-10-13'.to_date
                    assert_equal '2012-10-15'.to_date, issue.start_date
                    assert_equal '2012-10-15'.to_date, issue.due_date
                  end
                end
                def test_reschedule_an_issue_with_start_date
                  with_settings :non_working_week_days => [] do
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => nil)
                    issue.reschedule_on '2012-10-13'.to_date
                    assert_equal '2012-10-13'.to_date, issue.start_date
                    assert_equal '2012-10-13'.to_date, issue.due_date
                  end
                  with_settings :non_working_week_days => %w(6 7) do
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => nil)
                    issue.reschedule_on '2012-10-11'.to_date
                    assert_equal '2012-10-11'.to_date, issue.start_date
                    assert_equal '2012-10-11'.to_date, issue.due_date
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => nil)
                    issue.reschedule_on '2012-10-13'.to_date
                    assert_equal '2012-10-15'.to_date, issue.start_date
                    assert_equal '2012-10-15'.to_date, issue.due_date
                  end
                end
                def test_reschedule_an_issue_with_start_and_due_dates
                  with_settings :non_working_week_days => [] do
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => '2012-10-15')
                    issue.reschedule_on '2012-10-13'.to_date
                    assert_equal '2012-10-13'.to_date, issue.start_date
                    assert_equal '2012-10-19'.to_date, issue.due_date
                  end
                  with_settings :non_working_week_days => %w(6 7) do
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => '2012-10-19') # 8 working days
                    issue.reschedule_on '2012-10-11'.to_date
                    assert_equal '2012-10-11'.to_date, issue.start_date
                    assert_equal '2012-10-23'.to_date, issue.due_date
                    issue = Issue.new(:start_date => '2012-10-09', :due_date => '2012-10-19')
                    issue.reschedule_on '2012-10-13'.to_date
                    assert_equal '2012-10-15'.to_date, issue.start_date
                    assert_equal '2012-10-25'.to_date, issue.due_date
                  end
                end
                def test_rescheduling_an_issue_to_a_later_due_date_should_reschedule_following_issue
                  issue1 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  issue2 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2,
                                        :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert_equal Date.parse('2012-10-18'), issue2.reload.start_date
                  issue1.reload
                  issue1.due_date = '2012-10-23'
                  issue1.save!
                  issue2.reload
                  assert_equal Date.parse('2012-10-24'), issue2.start_date
                  assert_equal Date.parse('2012-10-26'), issue2.due_date
                end
                def test_rescheduling_an_issue_to_an_earlier_due_date_should_reschedule_following_issue
                  issue1 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  issue2 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2,
                                        :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert_equal Date.parse('2012-10-18'), issue2.reload.start_date
                  issue1.reload
                  issue1.start_date = '2012-09-17'
                  issue1.due_date = '2012-09-18'
                  issue1.save!
                  issue2.reload
                  assert_equal Date.parse('2012-09-19'), issue2.start_date
                  assert_equal Date.parse('2012-09-21'), issue2.due_date
                end
                def test_rescheduling_reschedule_following_issue_earlier_should_consider_other_preceding_issues
                  issue1 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  issue2 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  issue3 = Issue.generate!(:start_date => '2012-10-01', :due_date => '2012-10-02')
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2,
                                        :relation_type => IssueRelation::TYPE_PRECEDES)
                  IssueRelation.create!(:issue_from => issue3, :issue_to => issue2,
                                        :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert_equal Date.parse('2012-10-18'), issue2.reload.start_date
                  issue1.reload
                  issue1.start_date = '2012-09-17'
                  issue1.due_date = '2012-09-18'
                  issue1.save!
                  issue2.reload
                  # Issue 2 must start after Issue 3
                  assert_equal Date.parse('2012-10-03'), issue2.start_date
                  assert_equal Date.parse('2012-10-05'), issue2.due_date
                end
                def test_rescheduling_a_stale_issue_should_not_raise_an_error
                  with_settings :non_working_week_days => [] do
                    stale = Issue.find(1)
                    issue = Issue.find(1)
                    issue.subject = "Updated"
                    issue.save!
                    date = 10.days.from_now.to_date
                    assert_nothing_raised do
                      stale.reschedule_on!(date)
                    end
                    assert_equal date, stale.reload.start_date
                  end
                end
                def test_child_issue_should_consider_parent_soonest_start_on_create
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!(:start_date => '2012-10-15', :due_date => '2012-10-17')
                  issue2 = Issue.generate!(:start_date => '2012-10-18', :due_date => '2012-10-20')
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2,
                                        :relation_type => IssueRelation::TYPE_PRECEDES)
                  issue1.reload
                  issue2.reload
                  assert_equal Date.parse('2012-10-18'), issue2.start_date
                  with_settings :date_format => '%m/%d/%Y' do
                    child = Issue.new(:parent_issue_id => issue2.id, :start_date => '2012-10-16',
                      :project_id => 1, :tracker_id => 1, :status_id => 1, :subject => 'Child', :author_id => 1)
                    assert !child.valid?
                    assert_include 'Start date cannot be earlier than 10/18/2012 because of preceding issues', child.errors.full_messages
                    assert_equal Date.parse('2012-10-18'), child.soonest_start
                    child.start_date = '2012-10-18'
                    assert child.save
                  end
                end
                def test_setting_parent_to_a_an_issue_that_precedes_should_not_validate
                  # tests that 3 cannot have 1 as parent:
                  #
                  # 1 -> 2 -> 3
                  #
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  issue3 = Issue.generate!
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2, :relation_type => IssueRelation::TYPE_PRECEDES)
                  IssueRelation.create!(:issue_from => issue2, :issue_to => issue3, :relation_type => IssueRelation::TYPE_PRECEDES)
                  issue3.reload
                  issue3.parent_issue_id = issue1.id
                  assert !issue3.valid?
                  assert_include 'Parent task is invalid', issue3.errors.full_messages
                end
                def test_setting_parent_to_a_an_issue_that_follows_should_not_validate
                  # tests that 1 cannot have 3 as parent:
                  #
                  # 1 -> 2 -> 3
                  #
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  issue3 = Issue.generate!
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2, :relation_type => IssueRelation::TYPE_PRECEDES)
                  IssueRelation.create!(:issue_from => issue2, :issue_to => issue3, :relation_type => IssueRelation::TYPE_PRECEDES)
                  issue1.reload
                  issue1.parent_issue_id = issue3.id
                  assert !issue1.valid?
                  assert_include 'Parent task is invalid', issue1.errors.full_messages
                end
                def test_setting_parent_to_a_an_issue_that_precedes_through_hierarchy_should_not_validate
                  # tests that 4 cannot have 1 as parent:
                  # changing the due date of 4 would update the end date of 1 which would reschedule 2
                  # which would change the end date of 3 which would reschedule 4 and so on...
                  #
                  #      3 -> 4
                  #      ^
                  # 1 -> 2
                  #
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2, :relation_type => IssueRelation::TYPE_PRECEDES)
                  issue3 = Issue.generate!
                  issue2.reload
                  issue2.parent_issue_id = issue3.id
                  issue2.save!
                  issue4 = Issue.generate!
                  IssueRelation.create!(:issue_from => issue3, :issue_to => issue4, :relation_type => IssueRelation::TYPE_PRECEDES)
                  issue4.reload
                  issue4.parent_issue_id = issue1.id
                  assert !issue4.valid?
                  assert_include 'Parent task is invalid', issue4.errors.full_messages
                end
                def test_issue_and_following_issue_should_be_able_to_be_moved_to_the_same_parent
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  relation = IssueRelation.create!(:issue_from => issue2, :issue_to => issue1, :relation_type => IssueRelation::TYPE_FOLLOWS)
                  parent = Issue.generate!
                  issue1.reload.parent_issue_id = parent.id
                  assert_save issue1
                  parent.reload
                  issue2.reload.parent_issue_id = parent.id
                  assert_save issue2
                  assert IssueRelation.exists?(relation.id)
                end
                def test_issue_and_preceding_issue_should_be_able_to_be_moved_to_the_same_parent
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  relation = IssueRelation.create!(:issue_from => issue2, :issue_to => issue1, :relation_type => IssueRelation::TYPE_PRECEDES)
                  parent = Issue.generate!
                  issue1.reload.parent_issue_id = parent.id
                  assert_save issue1
                  parent.reload
                  issue2.reload.parent_issue_id = parent.id
                  assert_save issue2
                  assert IssueRelation.exists?(relation.id)
                end
                def test_issue_and_blocked_issue_should_be_able_to_be_moved_to_the_same_parent
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  relation = IssueRelation.create!(:issue_from => issue2, :issue_to => issue1, :relation_type => IssueRelation::TYPE_BLOCKED)
                  parent = Issue.generate!
                  issue1.reload.parent_issue_id = parent.id
                  assert_save issue1
                  parent.reload
                  issue2.reload.parent_issue_id = parent.id
                  assert_save issue2
                  assert IssueRelation.exists?(relation.id)
                end
                def test_issue_and_blocking_issue_should_be_able_to_be_moved_to_the_same_parent
                  set_language_if_valid 'en'
                  issue1 = Issue.generate!
                  issue2 = Issue.generate!
                  relation = IssueRelation.create!(:issue_from => issue2, :issue_to => issue1, :relation_type => IssueRelation::TYPE_BLOCKS)
                  parent = Issue.generate!
                  issue1.reload.parent_issue_id = parent.id
                  assert_save issue1
                  parent.reload
                  issue2.reload.parent_issue_id = parent.id
                  assert_save issue2
                  assert IssueRelation.exists?(relation.id)
                end
                def test_issue_copy_should_be_able_to_be_moved_to_the_same_parent_as_copied_issue
                  issue = Issue.generate!
                  parent = Issue.generate!
                  issue.parent_issue_id = parent.id
                  issue.save!
                  issue.reload
                  copy = Issue.new.copy_from(issue, :link => true)
                  relation = new_record(IssueRelation) do
                    copy.save!
                  end
                  copy.parent_issue_id = parent.id
                  assert_save copy
                  assert IssueRelation.exists?(relation.id)
                end
                def test_overdue
                  assert Issue.new(:due_date => 1.day.ago.to_date).overdue?
                  assert !Issue.new(:due_date => Date.today).overdue?
                  assert !Issue.new(:due_date => 1.day.from_now.to_date).overdue?
                  assert !Issue.new(:due_date => nil).overdue?
                  assert !Issue.new(:due_date => 1.day.ago.to_date,
                                    :status => IssueStatus.where(:is_closed => true).first
                                    ).overdue?
                end
                test "#behind_schedule? should be false if the issue has no start_date" do
                  assert !Issue.new(:start_date => nil,
                                    :due_date => 1.day.from_now.to_date,
                                    :done_ratio => 0).behind_schedule?
                end
                test "#behind_schedule? should be false if the issue has no end_date" do
                  assert !Issue.new(:start_date => 1.day.from_now.to_date,
                                    :due_date => nil,
                                    :done_ratio => 0).behind_schedule?
                end
                test "#behind_schedule? should be false if the issue has more done than it's calendar time" do
                  assert !Issue.new(:start_date => 50.days.ago.to_date,
                                    :due_date => 50.days.from_now.to_date,
                                    :done_ratio => 90).behind_schedule?
                end
                test "#behind_schedule? should be true if the issue hasn't been started at all" do
                  assert Issue.new(:start_date => 1.day.ago.to_date,
                                   :due_date => 1.day.from_now.to_date,
                                   :done_ratio => 0).behind_schedule?
                end
                test "#behind_schedule? should be true if the issue has used more calendar time than it's done ratio" do
                  assert Issue.new(:start_date => 100.days.ago.to_date,
                                   :due_date => Date.today,
                                   :done_ratio => 90).behind_schedule?
                end
                test "#assignable_users should be Users" do
                  assert_kind_of User, Issue.find(1).assignable_users.first
                end
                test "#assignable_users should include the issue author" do
                  non_project_member = User.generate!
                  issue = Issue.generate!(:author => non_project_member)
                  assert issue.assignable_users.include?(non_project_member)
                end
                def test_assignable_users_should_not_include_anonymous_user
                  issue = Issue.generate!(:author => User.anonymous)
                  assert !issue.assignable_users.include?(User.anonymous)
                end
                def test_assignable_users_should_not_include_locked_user
                  user = User.generate!
                  issue = Issue.generate!(:author => user)
                  user.lock!
                  assert !issue.assignable_users.include?(user)
                end
                test "#assignable_users should include the current assignee" do
                  user = User.generate!
                  issue = Issue.generate!(:assigned_to => user)
                  user.lock!
                  assert Issue.find(issue.id).assignable_users.include?(user)
                end
                test "#assignable_users should not show the issue author twice" do
                  assignable_user_ids = Issue.find(1).assignable_users.collect(&:id)
                  assert_equal 2, assignable_user_ids.length
                  assignable_user_ids.each do |user_id|
                    assert_equal 1, assignable_user_ids.select {|i| i == user_id}.length,
                                 "User #{user_id} appears more or less than once"
                  end
                end
                test "#assignable_users with issue_group_assignment should include groups" do
                  issue = Issue.new(:project => Project.find(2))
                  with_settings :issue_group_assignment => '1' do
                    assert_equal %w(Group User), issue.assignable_users.map {|a| a.class.name}.uniq.sort
                    assert issue.assignable_users.include?(Group.find(11))
                  end
                end
                test "#assignable_users without issue_group_assignment should not include groups" do
                  issue = Issue.new(:project => Project.find(2))
                  with_settings :issue_group_assignment => '0' do
                    assert_equal %w(User), issue.assignable_users.map {|a| a.class.name}.uniq.sort
                    assert !issue.assignable_users.include?(Group.find(11))
                  end
                end
                def test_assignable_users_should_not_include_builtin_groups
                  Member.create!(:project_id => 1, :principal => Group.non_member, :role_ids => [1])
                  Member.create!(:project_id => 1, :principal => Group.anonymous, :role_ids => [1])
                  issue = Issue.new(:project => Project.find(1))
                  with_settings :issue_group_assignment => '1' do
                    assert_nil issue.assignable_users.detect {|u| u.is_a?(GroupBuiltin)}
                  end
                end
+               def test_assignable_users_should_not_include_users_that_cannot_view_the_tracker
+                 user = User.find(3)
+                 role = Role.find(2)
+                 role.set_permission_trackers :view_issues, [1, 3]
+                 role.save!
+                 issue1 = Issue.new(:project_id => 1, :tracker_id => 1)
+                 issue2 = Issue.new(:project_id => 1, :tracker_id => 2)
+                 assert_include user, issue1.assignable_users
+                 assert_not_include user, issue2.assignable_users
+               end
                def test_create_should_send_email_notification
                  ActionMailer::Base.deliveries.clear
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 3, :status_id => 1,
                                    :priority => IssuePriority.all.first,
                                    :subject => 'test_create', :estimated_hours => '1:30')
                  with_settings :notified_events => %w(issue_added) do
                    assert issue.save
                    assert_equal 1, ActionMailer::Base.deliveries.size
                  end
                end
                def test_create_should_send_one_email_notification_with_both_settings
                  ActionMailer::Base.deliveries.clear
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 3, :status_id => 1,
                                    :priority => IssuePriority.all.first,
                                    :subject => 'test_create', :estimated_hours => '1:30')
                  with_settings :notified_events => %w(issue_added issue_updated) do
                    assert issue.save
                    assert_equal 1, ActionMailer::Base.deliveries.size
                  end
                end
                def test_create_should_not_send_email_notification_with_no_setting
                  ActionMailer::Base.deliveries.clear
                  issue = Issue.new(:project_id => 1, :tracker_id => 1,
                                    :author_id => 3, :status_id => 1,
                                    :priority => IssuePriority.all.first,
                                    :subject => 'test_create', :estimated_hours => '1:30')
                  with_settings :notified_events => [] do
                    assert issue.save
                    assert_equal 0, ActionMailer::Base.deliveries.size
                  end
                end
                def test_update_should_notify_previous_assignee
                  ActionMailer::Base.deliveries.clear
                  user = User.find(3)
                  user.members.update_all ["mail_notification = ?", false]
                  user.update_attribute :mail_notification, 'only_assigned'
                  with_settings :notified_events => %w(issue_updated) do
                    issue = Issue.find(2)
                    issue.init_journal User.find(1)
                    issue.assigned_to = nil
                    issue.save!
                    assert_include user.mail, ActionMailer::Base.deliveries.last.bcc
                  end
                end
                def test_stale_issue_should_not_send_email_notification
                  ActionMailer::Base.deliveries.clear
                  issue = Issue.find(1)
                  stale = Issue.find(1)
                  issue.init_journal(User.find(1))
                  issue.subject = 'Subjet update'
                  with_settings :notified_events => %w(issue_updated) do
                    assert issue.save
                    assert_equal 1, ActionMailer::Base.deliveries.size
                    ActionMailer::Base.deliveries.clear
                    stale.init_journal(User.find(1))
                    stale.subject = 'Another subjet update'
                    assert_raise ActiveRecord::StaleObjectError do
                      stale.save
                    end
                    assert ActionMailer::Base.deliveries.empty?
                  end
                end
                def test_journalized_description
                  IssueCustomField.delete_all
                  i = Issue.first
                  old_description = i.description
                  new_description = "This is the new description"
                  i.init_journal(User.find(2))
                  i.description = new_description
                  assert_difference 'Journal.count', 1 do
                    assert_difference 'JournalDetail.count', 1 do
                      i.save!
                    end
                  end
                  detail = JournalDetail.order('id DESC').first
                  assert_equal i, detail.journal.journalized
                  assert_equal 'attr', detail.property
                  assert_equal 'description', detail.prop_key
                  assert_equal old_description, detail.old_value
                  assert_equal new_description, detail.value
                end
                def test_blank_descriptions_should_not_be_journalized
                  IssueCustomField.delete_all
                  Issue.where(:id => 1).update_all("description = NULL")
                  i = Issue.find(1)
                  i.init_journal(User.find(2))
                  i.subject = "blank description"
                  i.description = "\r\n"
                  assert_difference 'Journal.count', 1 do
                    assert_difference 'JournalDetail.count', 1 do
                      i.save!
                    end
                  end
                end
                def test_journalized_multi_custom_field
                  field = IssueCustomField.create!(:name => 'filter', :field_format => 'list',
                                                   :is_filter => true, :is_for_all => true,
                                                   :tracker_ids => [1],
                                                   :possible_values => ['value1', 'value2', 'value3'],
                                                   :multiple => true)
                  issue = Issue.create!(:project_id => 1, :tracker_id => 1,
                                        :subject => 'Test', :author_id => 1)
                  assert_difference 'Journal.count' do
                    assert_difference 'JournalDetail.count' do
                      issue.init_journal(User.first)
                      issue.custom_field_values = {field.id => ['value1']}
                      issue.save!
                    end
                    assert_difference 'JournalDetail.count' do
                      issue.init_journal(User.first)
                      issue.custom_field_values = {field.id => ['value1', 'value2']}
                      issue.save!
                    end
                    assert_difference 'JournalDetail.count', 2 do
                      issue.init_journal(User.first)
                      issue.custom_field_values = {field.id => ['value3', 'value2']}
                      issue.save!
                    end
                    assert_difference 'JournalDetail.count', 2 do
                      issue.init_journal(User.first)
                      issue.custom_field_values = {field.id => nil}
                      issue.save!
                    end
                  end
                end
                def test_description_eol_should_be_normalized
                  i = Issue.new(:description => "CR \r LF \n CRLF \r\n")
                  assert_equal "CR \r\n LF \r\n CRLF \r\n", i.description
                end
                def test_saving_twice_should_not_duplicate_journal_details
                  i = Issue.first
                  i.init_journal(User.find(2), 'Some notes')
                  # initial changes
                  i.subject = 'New subject'
                  i.done_ratio = i.done_ratio + 10
                  assert_difference 'Journal.count' do
                    assert i.save
                  end
                  # 1 more change
                  i.priority = IssuePriority.where("id <> ?", i.priority_id).first
                  assert_no_difference 'Journal.count' do
                    assert_difference 'JournalDetail.count', 1 do
                      i.save
                    end
                  end
                  # no more change
                  assert_no_difference 'Journal.count' do
                    assert_no_difference 'JournalDetail.count' do
                      i.save
                    end
                  end
                end
                test "#done_ratio should use the issue_status according to Setting.issue_done_ratio" do
                  @issue = Issue.find(1)
                  @issue_status = IssueStatus.find(1)
                  @issue_status.update_attribute(:default_done_ratio, 50)
                  @issue2 = Issue.find(2)
                  @issue_status2 = IssueStatus.find(2)
                  @issue_status2.update_attribute(:default_done_ratio, 0)
                  with_settings :issue_done_ratio => 'issue_field' do
                    assert_equal 0, @issue.done_ratio
                    assert_equal 30, @issue2.done_ratio
                  end
                  with_settings :issue_done_ratio => 'issue_status' do
                    assert_equal 50, @issue.done_ratio
                    assert_equal 0, @issue2.done_ratio
                  end
                end
                test "#update_done_ratio_from_issue_status should update done_ratio according to Setting.issue_done_ratio" do
                  @issue = Issue.find(1)
                  @issue_status = IssueStatus.find(1)
                  @issue_status.update_attribute(:default_done_ratio, 50)
                  @issue2 = Issue.find(2)
                  @issue_status2 = IssueStatus.find(2)
                  @issue_status2.update_attribute(:default_done_ratio, 0)
                  with_settings :issue_done_ratio => 'issue_field' do
                    @issue.update_done_ratio_from_issue_status
                    @issue2.update_done_ratio_from_issue_status
                    assert_equal 0, @issue.read_attribute(:done_ratio)
                    assert_equal 30, @issue2.read_attribute(:done_ratio)
                  end
                  with_settings :issue_done_ratio => 'issue_status' do
                    @issue.update_done_ratio_from_issue_status
                    @issue2.update_done_ratio_from_issue_status
                    assert_equal 50, @issue.read_attribute(:done_ratio)
                    assert_equal 0, @issue2.read_attribute(:done_ratio)
                  end
                end
                test "#by_tracker" do
                  User.current = User.anonymous
                  groups = Issue.by_tracker(Project.find(1))
                  assert_equal 3, groups.count
                  assert_equal 7, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_version" do
                  User.current = User.anonymous
                  groups = Issue.by_version(Project.find(1))
                  assert_equal 3, groups.count
                  assert_equal 3, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_priority" do
                  User.current = User.anonymous
                  groups = Issue.by_priority(Project.find(1))
                  assert_equal 4, groups.count
                  assert_equal 7, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_category" do
                  User.current = User.anonymous
                  groups = Issue.by_category(Project.find(1))
                  assert_equal 2, groups.count
                  assert_equal 3, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_assigned_to" do
                  User.current = User.anonymous
                  groups = Issue.by_assigned_to(Project.find(1))
                  assert_equal 2, groups.count
                  assert_equal 2, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_author" do
                  User.current = User.anonymous
                  groups = Issue.by_author(Project.find(1))
                  assert_equal 4, groups.count
                  assert_equal 7, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                test "#by_subproject" do
                  User.current = User.anonymous
                  groups = Issue.by_subproject(Project.find(1))
                  # Private descendant not visible
                  assert_equal 1, groups.count
                  assert_equal 2, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                def test_recently_updated_scope
                  #should return the last updated issue
                  assert_equal Issue.reorder("updated_on DESC").first, Issue.recently_updated.limit(1).first
                end
                def test_on_active_projects_scope
                  assert Project.find(2).archive
                  before = Issue.on_active_project.length
                  # test inclusion to results
                  issue = Issue.generate!(:tracker => Project.find(2).trackers.first)
                  assert_equal before + 1, Issue.on_active_project.length
                  # Move to an archived project
                  issue.project = Project.find(2)
                  assert issue.save
                  assert_equal before, Issue.on_active_project.length
                end
                test "Issue#recipients should include project recipients" do
                  issue = Issue.generate!
                  assert issue.project.recipients.present?
                  issue.project.recipients.each do |project_recipient|
                    assert issue.recipients.include?(project_recipient)
                  end
                end
                test "Issue#recipients should include the author if the author is active" do
                  issue = Issue.generate!(:author => User.generate!)
                  assert issue.author, "No author set for Issue"
                  assert issue.recipients.include?(issue.author.mail)
                end
                test "Issue#recipients should include the assigned to user if the assigned to user is active" do
                  issue = Issue.generate!(:assigned_to => User.generate!)
                  assert issue.assigned_to, "No assigned_to set for Issue"
                  assert issue.recipients.include?(issue.assigned_to.mail)
                end
                test "Issue#recipients should not include users who opt out of all email" do
                  issue = Issue.generate!(:author => User.generate!)
                  issue.author.update_attribute(:mail_notification, :none)
                  assert !issue.recipients.include?(issue.author.mail)
                end
                test "Issue#recipients should not include the issue author if they are only notified of assigned issues" do
                  issue = Issue.generate!(:author => User.generate!)
                  issue.author.update_attribute(:mail_notification, :only_assigned)
                  assert !issue.recipients.include?(issue.author.mail)
                end
                test "Issue#recipients should not include the assigned user if they are only notified of owned issues" do
                  issue = Issue.generate!(:assigned_to => User.generate!)
                  issue.assigned_to.update_attribute(:mail_notification, :only_owner)
                  assert !issue.recipients.include?(issue.assigned_to.mail)
                end
                def test_last_journal_id_with_journals_should_return_the_journal_id
                  assert_equal 2, Issue.find(1).last_journal_id
                end
                def test_last_journal_id_without_journals_should_return_nil
                  assert_nil Issue.find(3).last_journal_id
                end
                def test_journals_after_should_return_journals_with_greater_id
                  assert_equal [Journal.find(2)], Issue.find(1).journals_after('1')
                  assert_equal [], Issue.find(1).journals_after('2')
                end
                def test_journals_after_with_blank_arg_should_return_all_journals
                  assert_equal [Journal.find(1), Journal.find(2)], Issue.find(1).journals_after('')
                end
                def test_css_classes_should_include_tracker
                  issue = Issue.new(:tracker => Tracker.find(2))
                  classes = issue.css_classes.split(' ')
                  assert_include 'tracker-2', classes
                end
                def test_css_classes_should_include_priority
                  issue = Issue.new(:priority => IssuePriority.find(8))
                  classes = issue.css_classes.split(' ')
                  assert_include 'priority-8', classes
                  assert_include 'priority-highest', classes
                end
                def test_css_classes_should_include_user_and_group_assignment
                  project = Project.first
                  user = User.generate!
                  group = Group.generate!
                  Member.create!(:principal => group, :project => project, :role_ids => [1, 2])
                  group.users << user
                  assert user.member_of?(project)
                  issue1 = Issue.generate(:assigned_to_id => group.id)
                  assert_include 'assigned-to-my-group', issue1.css_classes(user)
                  assert_not_include 'assigned-to-me', issue1.css_classes(user)
                  issue2 = Issue.generate(:assigned_to_id => user.id)
                  assert_not_include 'assigned-to-my-group', issue2.css_classes(user)
                  assert_include 'assigned-to-me', issue2.css_classes(user)
                end
                def test_save_attachments_with_hash_should_save_attachments_in_keys_order
                  set_tmp_attachments_directory
                  issue = Issue.generate!
                  issue.save_attachments({
                    'p0' => {'file' => mock_file_with_options(:original_filename => 'upload')},
                    '3' => {'file' => mock_file_with_options(:original_filename => 'bar')},
                    '1' => {'file' => mock_file_with_options(:original_filename => 'foo')}
                  })
                  issue.attach_saved_attachments
                  assert_equal 3, issue.reload.attachments.count
                  assert_equal %w(upload foo bar), issue.attachments.map(&:filename)
                end
                def test_save_attachments_with_array_should_warn_about_missing_tokens
                  set_tmp_attachments_directory
                  issue = Issue.generate!
                  issue.save_attachments([
                    {'token' => 'missing'}
                  ])
                  assert !issue.save
                  assert issue.errors[:base].present?
                  assert_equal 0, issue.reload.attachments.count
                end
                def test_closed_on_should_be_nil_when_creating_an_open_issue
                  issue = Issue.generate!(:status_id => 1).reload
                  assert !issue.closed?
                  assert_nil issue.closed_on
                end
                def test_closed_on_should_be_set_when_creating_a_closed_issue
                  issue = Issue.generate!(:status_id => 5).reload
                  assert issue.closed?
                  assert_not_nil issue.closed_on
                  assert_equal issue.updated_on, issue.closed_on
                  assert_equal issue.created_on, issue.closed_on
                end
                def test_closed_on_should_be_nil_when_updating_an_open_issue
                  issue = Issue.find(1)
                  issue.subject = 'Not closed yet'
                  issue.save!
                  issue.reload
                  assert_nil issue.closed_on
                end
                def test_closed_on_should_be_set_when_closing_an_open_issue
                  issue = Issue.find(1)
                  issue.subject = 'Now closed'
                  issue.status_id = 5
                  issue.save!
                  issue.reload
                  assert_not_nil issue.closed_on
                  assert_equal issue.updated_on, issue.closed_on
                end
                def test_closed_on_should_not_be_updated_when_updating_a_closed_issue
                  issue = Issue.open(false).first
                  was_closed_on = issue.closed_on
                  assert_not_nil was_closed_on
                  issue.subject = 'Updating a closed issue'
                  issue.save!
                  issue.reload
                  assert_equal was_closed_on, issue.closed_on
                end
                def test_closed_on_should_be_preserved_when_reopening_a_closed_issue
                  issue = Issue.open(false).first
                  was_closed_on = issue.closed_on
                  assert_not_nil was_closed_on
                  issue.subject = 'Reopening a closed issue'
                  issue.status_id = 1
                  issue.save!
                  issue.reload
                  assert !issue.closed?
                  assert_equal was_closed_on, issue.closed_on
                end
                def test_status_was_should_return_nil_for_new_issue
                  issue = Issue.new
                  assert_nil issue.status_was
                end
                def test_status_was_should_return_status_before_change
                  issue = Issue.find(1)
                  issue.status = IssueStatus.find(2)
                  assert_equal IssueStatus.find(1), issue.status_was
                end
                def test_status_was_should_return_status_before_change_with_status_id
                  issue = Issue.find(1)
                  assert_equal IssueStatus.find(1), issue.status
                  issue.status_id = 2
                  assert_equal IssueStatus.find(1), issue.status_was
                end
                def test_status_was_should_be_reset_on_save
                  issue = Issue.find(1)
                  issue.status = IssueStatus.find(2)
                  assert_equal IssueStatus.find(1), issue.status_was
                  assert issue.save!
                  assert_equal IssueStatus.find(2), issue.status_was
                end
                def test_closing_should_return_true_when_closing_an_issue
                  issue = Issue.find(1)
                  issue.status = IssueStatus.find(2)
                  assert_equal false, issue.closing?
                  issue.status = IssueStatus.find(5)
                  assert_equal true, issue.closing?
                end
                def test_closing_should_return_true_when_closing_an_issue_with_status_id
                  issue = Issue.find(1)
                  issue.status_id = 2
                  assert_equal false, issue.closing?
                  issue.status_id = 5
                  assert_equal true, issue.closing?
                end
                def test_closing_should_return_true_for_new_closed_issue
                  issue = Issue.new
                  assert_equal false, issue.closing?
                  issue.status = IssueStatus.find(5)
                  assert_equal true, issue.closing?
                end
                def test_closing_should_return_true_for_new_closed_issue_with_status_id
                  issue = Issue.new
                  assert_equal false, issue.closing?
                  issue.status_id = 5
                  assert_equal true, issue.closing?
                end
                def test_closing_should_be_reset_after_save
                  issue = Issue.find(1)
                  issue.status_id = 5
                  assert_equal true, issue.closing?
                  issue.save!
                  assert_equal false, issue.closing?
                end
                def test_reopening_should_return_true_when_reopening_an_issue
                  issue = Issue.find(8)
                  issue.status = IssueStatus.find(6)
                  assert_equal false, issue.reopening?
                  issue.status = IssueStatus.find(2)
                  assert_equal true, issue.reopening?
                end
                def test_reopening_should_return_true_when_reopening_an_issue_with_status_id
                  issue = Issue.find(8)
                  issue.status_id = 6
                  assert_equal false, issue.reopening?
                  issue.status_id = 2
                  assert_equal true, issue.reopening?
                end
                def test_reopening_should_return_false_for_new_open_issue
                  issue = Issue.new
                  issue.status = IssueStatus.find(1)
                  assert_equal false, issue.reopening?
                end
                def test_reopening_should_be_reset_after_save
                  issue = Issue.find(8)
                  issue.status_id = 2
                  assert_equal true, issue.reopening?
                  issue.save!
                  assert_equal false, issue.reopening?
                end
                def test_default_status_without_tracker_should_be_nil
                  issue = Issue.new
                  assert_nil issue.tracker
                  assert_nil issue.default_status
                end
                def test_default_status_should_be_tracker_default_status
                  issue = Issue.new(:tracker_id => 1)
                  assert_not_nil issue.status
                  assert_equal issue.tracker.default_status, issue.default_status
                end
                def test_initializing_with_tracker_should_set_default_status
                  issue = Issue.new(:tracker => Tracker.find(1))
                  assert_not_nil issue.status
                  assert_equal issue.default_status, issue.status
                end
                def test_initializing_with_tracker_id_should_set_default_status
                  issue = Issue.new(:tracker_id => 1)
                  assert_not_nil issue.status
                  assert_equal issue.default_status, issue.status
                end
                def test_setting_tracker_should_set_default_status
                  issue = Issue.new
                  issue.tracker = Tracker.find(1)
                  assert_not_nil issue.status
                  assert_equal issue.default_status, issue.status
                end
                def test_changing_tracker_should_set_default_status_if_status_was_default
                  WorkflowTransition.delete_all
                  WorkflowTransition.create! :role_id => 1, :tracker_id => 2, :old_status_id => 2, :new_status_id => 1
                  Tracker.find(2).update! :default_status_id => 2
                  issue = Issue.new(:tracker_id => 1, :status_id => 1)
                  assert_equal IssueStatus.find(1), issue.status
                  issue.tracker = Tracker.find(2)
                  assert_equal IssueStatus.find(2), issue.status
                end
                def test_changing_tracker_should_set_default_status_if_status_is_not_used_by_tracker
                  WorkflowTransition.delete_all
                  Tracker.find(2).update! :default_status_id => 2
                  issue = Issue.new(:tracker_id => 1, :status_id => 3)
                  assert_equal IssueStatus.find(3), issue.status
                  issue.tracker = Tracker.find(2)
                  assert_equal IssueStatus.find(2), issue.status
                end
                def test_changing_tracker_should_keep_status_if_status_was_not_default_and_is_used_by_tracker
                  WorkflowTransition.delete_all
                  WorkflowTransition.create! :role_id => 1, :tracker_id => 2, :old_status_id => 2, :new_status_id => 3
                  Tracker.find(2).update! :default_status_id => 2
                  issue = Issue.new(:tracker_id => 1, :status_id => 3)
                  assert_equal IssueStatus.find(3), issue.status
                  issue.tracker = Tracker.find(2)
                  assert_equal IssueStatus.find(3), issue.status
                end
                def test_assigned_to_was_with_a_group
                  group = Group.find(10)
                  issue = Issue.generate!(:assigned_to => group)
                  issue.reload.assigned_to = nil
                  assert_equal group, issue.assigned_to_was
                end
                def test_issue_overdue_should_respect_user_timezone
                  user_in_europe = users(:users_001)
                  user_in_europe.pref.update_attribute :time_zone, 'UTC'
                  user_in_asia = users(:users_002)
                  user_in_asia.pref.update_attribute :time_zone, 'Hongkong'
                  issue = Issue.generate! :due_date => Date.parse('2016-03-20')
                  # server time is UTC
                  time = Time.parse '2016-03-20 20:00 UTC'
                  Time.stubs(:now).returns(time)
                  Date.stubs(:today).returns(time.to_date)
                  # for a user in the same time zone as the server the issue is not overdue
                  # yet
                  User.current = user_in_europe
                  assert !issue.overdue?
                  # at the same time, a user in East Asia looks at the issue - it's already
                  # March 21st and the issue should be marked overdue
                  User.current = user_in_asia
                  assert issue.overdue?
                end
              end

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