jro_apps/redmine Commit - r9996:0ce0b52342df

Code cleanup....

Jean-Philippe Lang -

r9996:0ce0b52342df

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app/controllers/issues_controller.rb +1 -6

              # Redmine - project management software
              # Copyright (C) 2006-2012  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 IssuesController < ApplicationController
                menu_item :new_issue, :only => [:new, :create]
                default_search_scope :issues
                before_filter :find_issue, :only => [:show, :edit, :update]
                before_filter :find_issues, :only => [:bulk_edit, :bulk_update, :destroy]
                before_filter :find_project, :only => [:new, :create]
                before_filter :authorize, :except => [:index]
                before_filter :find_optional_project, :only => [:index]
                before_filter :check_for_default_issue_status, :only => [:new, :create]
                before_filter :build_new_issue_from_params, :only => [:new, :create]
                accept_rss_auth :index, :show
                accept_api_auth :index, :show, :create, :update, :destroy
                rescue_from Query::StatementInvalid, :with => :query_statement_invalid
                helper :journals
                helper :projects
                include ProjectsHelper
                helper :custom_fields
                include CustomFieldsHelper
                helper :issue_relations
                include IssueRelationsHelper
                helper :watchers
                include WatchersHelper
                helper :attachments
                include AttachmentsHelper
                helper :queries
                include QueriesHelper
                helper :repositories
                include RepositoriesHelper
                helper :sort
                include SortHelper
                include IssuesHelper
                helper :timelog
                include Redmine::Export::PDF
                def index
                  retrieve_query
                  sort_init(@query.sort_criteria.empty? ? [['id', 'desc']] : @query.sort_criteria)
                  sort_update(@query.sortable_columns)
                  if @query.valid?
                    case params[:format]
                    when 'csv', 'pdf'
                      @limit = Setting.issues_export_limit.to_i
                    when 'atom'
                      @limit = Setting.feeds_limit.to_i
                    when 'xml', 'json'
                      @offset, @limit = api_offset_and_limit
                    else
                      @limit = per_page_option
                    end
                    @issue_count = @query.issue_count
                    @issue_pages = Paginator.new self, @issue_count, @limit, params['page']
                    @offset ||= @issue_pages.current.offset
                    @issues = @query.issues(:include => [:assigned_to, :tracker, :priority, :category, :fixed_version],
                                            :order => sort_clause,
                                            :offset => @offset,
                                            :limit => @limit)
                    @issue_count_by_group = @query.issue_count_by_group
                    respond_to do |format|
                      format.html { render :template => 'issues/index', :layout => !request.xhr? }
                      format.api  {
                        Issue.load_relations(@issues) if include_in_api_response?('relations')
                      }
                      format.atom { render_feed(@issues, :title => "#{@project || Setting.app_title}: #{l(:label_issue_plural)}") }
                      format.csv  { send_data(issues_to_csv(@issues, @project, @query, params), :type => 'text/csv; header=present', :filename => 'export.csv') }
                      format.pdf  { send_data(issues_to_pdf(@issues, @project, @query), :type => 'application/pdf', :filename => 'export.pdf') }
                    end
                  else
                    respond_to do |format|
                      format.html { render(:template => 'issues/index', :layout => !request.xhr?) }
                      format.any(:atom, :csv, :pdf) { render(:nothing => true) }
                      format.api { render_validation_errors(@query) }
                    end
                  end
                rescue ActiveRecord::RecordNotFound
                  render_404
                end
                def show
                  @journals = @issue.journals.find(:all, :include => [:user, :details], :order => "#{Journal.table_name}.created_on ASC")
                  @journals.each_with_index {|j,i| j.indice = i+1}
                  @journals.reverse! if User.current.wants_comments_in_reverse_order?
                  @changesets = @issue.changesets.visible.all
                  @changesets.reverse! if User.current.wants_comments_in_reverse_order?
                  @relations = @issue.relations.select {|r| r.other_issue(@issue) && r.other_issue(@issue).visible? }
                  @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
                  @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
                  @priorities = IssuePriority.active
                  @time_entry = TimeEntry.new(:issue => @issue, :project => @issue.project)
                  respond_to do |format|
                    format.html {
                      retrieve_previous_and_next_issue_ids
                      render :template => 'issues/show'
                    }
                    format.api
                    format.atom { render :template => 'journals/index', :layout => false, :content_type => 'application/atom+xml' }
                    format.pdf  { send_data(issue_to_pdf(@issue), :type => 'application/pdf', :filename => "#{@project.identifier}-#{@issue.id}.pdf") }
                  end
                end
                # Add a new issue
                # The new issue will be created from an existing one if copy_from parameter is given
                def new
                  respond_to do |format|
                    format.html { render :action => 'new', :layout => !request.xhr? }
                    format.js { render :partial => 'update_form' }
                  end
                end
                def create
                  call_hook(:controller_issues_new_before_save, { :params => params, :issue => @issue })
                  @issue.save_attachments(params[:attachments] || (params[:issue] && params[:issue][:uploads]))
                  if @issue.save
                    call_hook(:controller_issues_new_after_save, { :params => params, :issue => @issue})
                    respond_to do |format|
                      format.html {
                        render_attachment_warning_if_needed(@issue)
                        flash[:notice] = l(:notice_issue_successful_create, :id => view_context.link_to("##{@issue.id}", issue_path(@issue)))
                        redirect_to(params[:continue] ?  { :action => 'new', :project_id => @issue.project, :issue => {:tracker_id => @issue.tracker, :parent_issue_id => @issue.parent_issue_id}.reject {|k,v| v.nil?} } :
                                    { :action => 'show', :id => @issue })
                      }
                      format.api  { render :action => 'show', :status => :created, :location => issue_url(@issue) }
                    end
                    return
                  else
                    respond_to do |format|
                      format.html { render :action => 'new' }
                      format.api  { render_validation_errors(@issue) }
                    end
                  end
                end
                def edit
                  return unless update_issue_from_params
                  respond_to do |format|
                    format.html { }
                    format.xml  { }
                  end
                end
                def update
                  return unless update_issue_from_params
                  @issue.save_attachments(params[:attachments] || (params[:issue] && params[:issue][:uploads]))
                  saved = false
                  begin
                    saved = @issue.save_issue_with_child_records(params, @time_entry)
                  rescue ActiveRecord::StaleObjectError
                    @conflict = true
                    if params[:last_journal_id]
-                     if params[:last_journal_id].present?
-                       last_journal_id = params[:last_journal_id].to_i
-                       @conflict_journals = @issue.journals.all(:conditions => ["#{Journal.table_name}.id > ?", last_journal_id])
-                     else
-                       @conflict_journals = @issue.journals.all
-                     end
+                     @conflict_journals = @issue.journals_after(params[:last_journal_id]).all
                    end
                  end
                  if saved
                    render_attachment_warning_if_needed(@issue)
                    flash[:notice] = l(:notice_successful_update) unless @issue.current_journal.new_record?
                    respond_to do |format|
                      format.html { redirect_back_or_default({:action => 'show', :id => @issue}) }
                      format.api  { render_api_ok }
                    end
                  else
                    respond_to do |format|
                      format.html { render :action => 'edit' }
                      format.api  { render_validation_errors(@issue) }
                    end
                  end
                end
                # Bulk edit/copy a set of issues
                def bulk_edit
                  @issues.sort!
                  @copy = params[:copy].present?
                  @notes = params[:notes]
                  if User.current.allowed_to?(:move_issues, @projects)
                    @allowed_projects = Issue.allowed_target_projects_on_move
                    if params[:issue]
                      @target_project = @allowed_projects.detect {|p| p.id.to_s == params[:issue][:project_id].to_s}
                      if @target_project
                        target_projects = [@target_project]
                      end
                    end
                  end
                  target_projects ||= @projects
                  if @copy
                    @available_statuses = [IssueStatus.default]
                  else
                    @available_statuses = @issues.map(&:new_statuses_allowed_to).reduce(:&)
                  end
                  @custom_fields = target_projects.map{|p|p.all_issue_custom_fields}.reduce(:&)
                  @assignables = target_projects.map(&:assignable_users).reduce(:&)
                  @trackers = target_projects.map(&:trackers).reduce(:&)
                  @versions = target_projects.map {|p| p.shared_versions.open}.reduce(:&)
                  @categories = target_projects.map {|p| p.issue_categories}.reduce(:&)
                  if @copy
                    @attachments_present = @issues.detect {|i| i.attachments.any?}.present?
                  end
                  @safe_attributes = @issues.map(&:safe_attribute_names).reduce(:&)
                  render :layout => false if request.xhr?
                end
                def bulk_update
                  @issues.sort!
                  @copy = params[:copy].present?
                  attributes = parse_params_for_bulk_issue_attributes(params)
                  unsaved_issue_ids = []
                  moved_issues = []
                  @issues.each do |issue|
                    issue.reload
                    if @copy
                      issue = issue.copy({}, :attachments => params[:copy_attachments].present?)
                    end
                    journal = issue.init_journal(User.current, params[:notes])
                    issue.safe_attributes = attributes
                    call_hook(:controller_issues_bulk_edit_before_save, { :params => params, :issue => issue })
                    if issue.save
                      moved_issues << issue
                    else
                      # Keep unsaved issue ids to display them in flash error
                      unsaved_issue_ids << issue.id
                    end
                  end
                  set_flash_from_bulk_issue_save(@issues, unsaved_issue_ids)
                  if params[:follow]
                    if @issues.size == 1 && moved_issues.size == 1
                      redirect_to :controller => 'issues', :action => 'show', :id => moved_issues.first
                    elsif moved_issues.map(&:project).uniq.size == 1
                      redirect_to :controller => 'issues', :action => 'index', :project_id => moved_issues.map(&:project).first
                    end
                  else
                    redirect_back_or_default({:controller => 'issues', :action => 'index', :project_id => @project})
                  end
                end
                def destroy
                  @hours = TimeEntry.sum(:hours, :conditions => ['issue_id IN (?)', @issues]).to_f
                  if @hours > 0
                    case params[:todo]
                    when 'destroy'
                      # nothing to do
                    when 'nullify'
                      TimeEntry.update_all('issue_id = NULL', ['issue_id IN (?)', @issues])
                    when 'reassign'
                      reassign_to = @project.issues.find_by_id(params[:reassign_to_id])
                      if reassign_to.nil?
                        flash.now[:error] = l(:error_issue_not_found_in_project)
                        return
                      else
                        TimeEntry.update_all("issue_id = #{reassign_to.id}", ['issue_id IN (?)', @issues])
                      end
                    else
                      # display the destroy form if it's a user request
                      return unless api_request?
                    end
                  end
                  @issues.each do |issue|
                    begin
                      issue.reload.destroy
                    rescue ::ActiveRecord::RecordNotFound # raised by #reload if issue no longer exists
                      # nothing to do, issue was already deleted (eg. by a parent)
                    end
                  end
                  respond_to do |format|
                    format.html { redirect_back_or_default(:action => 'index', :project_id => @project) }
                    format.api  { render_api_ok }
                  end
                end
              private
                def find_issue
                  # Issue.visible.find(...) can not be used to redirect user to the login form
                  # if the issue actually exists but requires authentication
                  @issue = Issue.find(params[:id], :include => [:project, :tracker, :status, :author, :priority, :category])
                  unless @issue.visible?
                    deny_access
                    return
                  end
                  @project = @issue.project
                rescue ActiveRecord::RecordNotFound
                  render_404
                end
                def find_project
                  project_id = params[:project_id] || (params[:issue] && params[:issue][:project_id])
                  @project = Project.find(project_id)
                rescue ActiveRecord::RecordNotFound
                  render_404
                end
                def retrieve_previous_and_next_issue_ids
                  retrieve_query_from_session
                  if @query
                    sort_init(@query.sort_criteria.empty? ? [['id', 'desc']] : @query.sort_criteria)
                    sort_update(@query.sortable_columns, 'issues_index_sort')
                    limit = 500
                    issue_ids = @query.issue_ids(:order => sort_clause, :limit => (limit + 1), :include => [:assigned_to, :tracker, :priority, :category, :fixed_version])
                    if (idx = issue_ids.index(@issue.id)) && idx < limit
                      if issue_ids.size < 500
                        @issue_position = idx + 1
                        @issue_count = issue_ids.size
                      end
                      @prev_issue_id = issue_ids[idx - 1] if idx > 0
                      @next_issue_id = issue_ids[idx + 1] if idx < (issue_ids.size - 1)
                    end
                  end
                end
                # Used by #edit and #update to set some common instance variables
                # from the params
                # TODO: Refactor, not everything in here is needed by #edit
                def update_issue_from_params
                  @edit_allowed = User.current.allowed_to?(:edit_issues, @project)
                  @time_entry = TimeEntry.new(:issue => @issue, :project => @issue.project)
                  @time_entry.attributes = params[:time_entry]
                  @notes = params[:notes] || (params[:issue].present? ? params[:issue][:notes] : nil)
                  @issue.init_journal(User.current, @notes)
                  issue_attributes = params[:issue]
                  if issue_attributes && params[:conflict_resolution]
                    case params[:conflict_resolution]
                    when 'overwrite'
                      issue_attributes = issue_attributes.dup
                      issue_attributes.delete(:lock_version)
                    when 'add_notes'
                      issue_attributes = {}
                    when 'cancel'
                      redirect_to issue_path(@issue)
                      return false
                    end
                  end
                  @issue.safe_attributes = issue_attributes
                  @priorities = IssuePriority.active
                  @allowed_statuses = @issue.new_statuses_allowed_to(User.current)
                  true
                end
                # TODO: Refactor, lots of extra code in here
                # TODO: Changing tracker on an existing issue should not trigger this
                def build_new_issue_from_params
                  if params[:id].blank?
                    @issue = Issue.new
                    if params[:copy_from]
                      begin
                        @copy_from = Issue.visible.find(params[:copy_from])
                        @copy_attachments = params[:copy_attachments].present? || request.get?
                        @issue.copy_from(@copy_from, :attachments => @copy_attachments)
                      rescue ActiveRecord::RecordNotFound
                        render_404
                        return
                      end
                    end
                    @issue.project = @project
                  else
                    @issue = @project.issues.visible.find(params[:id])
                  end
                  @issue.project = @project
                  @issue.author = User.current
                  # Tracker must be set before custom field values
                  @issue.tracker ||= @project.trackers.find((params[:issue] && params[:issue][:tracker_id]) || params[:tracker_id] || :first)
                  if @issue.tracker.nil?
                    render_error l(:error_no_tracker_in_project)
                    return false
                  end
                  @issue.start_date ||= Date.today if Setting.default_issue_start_date_to_creation_date?
                  @issue.safe_attributes = params[:issue]
                  @priorities = IssuePriority.active
                  @allowed_statuses = @issue.new_statuses_allowed_to(User.current, true)
                  @available_watchers = (@issue.project.users.sort + @issue.watcher_users).uniq
                end
                def check_for_default_issue_status
                  if IssueStatus.default.nil?
                    render_error l(:error_no_default_issue_status)
                    return false
                  end
                end
                def parse_params_for_bulk_issue_attributes(params)
                  attributes = (params[:issue] || {}).reject {|k,v| v.blank?}
                  attributes.keys.each {|k| attributes[k] = '' if attributes[k] == 'none'}
                  if custom = attributes[:custom_field_values]
                    custom.reject! {|k,v| v.blank?}
                    custom.keys.each do |k|
                      if custom[k].is_a?(Array)
                        custom[k] << '' if custom[k].delete('__none__')
                      else
                        custom[k] = '' if custom[k] == '__none__'
                      end
                    end
                  end
                  attributes
                end
              end

app/models/issue.rb +9 0

              # Redmine - project management software
              # Copyright (C) 2006-2012  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
                belongs_to :project
                belongs_to :tracker
                belongs_to :status, :class_name => 'IssueStatus', :foreign_key => 'status_id'
                belongs_to :author, :class_name => 'User', :foreign_key => 'author_id'
                belongs_to :assigned_to, :class_name => 'Principal', :foreign_key => 'assigned_to_id'
                belongs_to :fixed_version, :class_name => 'Version', :foreign_key => 'fixed_version_id'
                belongs_to :priority, :class_name => 'IssuePriority', :foreign_key => 'priority_id'
                belongs_to :category, :class_name => 'IssueCategory', :foreign_key => 'category_id'
                has_many :journals, :as => :journalized, :dependent => :destroy
                has_many :time_entries, :dependent => :delete_all
                has_and_belongs_to_many :changesets, :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_nested_set :scope => 'root_id', :dependent => :destroy
                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", "#{Journal.table_name}.notes"],
                                   :include => [:project, :journals],
                                   # sort by id so that limited eager loading doesn't break with postgresql
                                   :order_column => "#{table_name}.id"
                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 :find_options => {:include => [:project, :author, :tracker]},
                                          :author_key => :author_id
                DONE_RATIO_OPTIONS = %w(issue_field issue_status)
                attr_reader :current_journal
                validates_presence_of :subject, :priority, :project, :tracker, :author, :status
                validates_length_of :subject, :maximum => 255
                validates_inclusion_of :done_ratio, :in => 0..100
                validates_numericality_of :estimated_hours, :allow_nil => true
                validate :validate_issue, :validate_required_fields
                scope :visible,
                      lambda {|*args| { :include => :project,
                                        :conditions => Issue.visible_condition(args.shift || User.current, *args) } }
                class << self; undef :open; end
                scope :open, lambda {|*args|
                  is_closed = args.size > 0 ? !args.first : false
                  {:conditions => ["#{IssueStatus.table_name}.is_closed = ?", is_closed], :include => :status}
                }
                scope :recently_updated, :order => "#{Issue.table_name}.updated_on DESC"
                scope :with_limit, lambda { |limit| { :limit => limit} }
                scope :on_active_project, :include => [:status, :project, :tracker],
                                          :conditions => ["#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"]
                before_create :default_assign
                before_save :close_duplicates, :update_done_ratio_from_issue_status, :force_updated_on_change
                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
                after_destroy :update_parent_attributes
                # 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|
                    case role.issues_visibility
                    when 'all'
                      nil
                    when 'default'
                      user_ids = [user.id] + user.groups.map(&:id)
                      "(#{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)
                      "(#{table_name}.author_id = #{user.id} OR #{table_name}.assigned_to_id IN (#{user_ids.join(',')}))"
                    else
                      '1=0'
                    end
                  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|
                    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
                  end
                end
                def initialize(attributes=nil, *args)
                  super
                  if new_record?
                    # set default values for new records only
                    self.status ||= IssueStatus.default
                    self.priority ||= IssuePriority.default
                    self.watcher_user_ids = []
                  end
                end
                # 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::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
                def reload(*args)
                  @workflow_rule_by_attribute = nil
                  @assignable_versions = nil
                  super
                end
                # Overrides Redmine::Acts::Customizable::InstanceMethods#available_custom_fields
                def available_custom_fields
                  (project && tracker) ? (project.all_issue_custom_fields & tracker.custom_fields.all) : []
                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
                  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
                # Moves/copies an issue to a new project and tracker
                # Returns the moved/copied issue on success, false on failure
                def move_to_project(new_project, new_tracker=nil, options={})
                  ActiveSupport::Deprecation.warn "Issue#move_to_project is deprecated, use #project= instead."
                  if options[:copy]
                    issue = self.copy
                  else
                    issue = self
                  end
                  issue.init_journal(User.current, options[:notes])
                  # Preserve previous behaviour
                  # #move_to_project doesn't change tracker automatically
                  issue.send :project=, new_project, true
                  if new_tracker
                    issue.tracker = new_tracker
                  end
                  # Allow bulk setting of attributes on the issue
                  if options[:attributes]
                    issue.attributes = options[:attributes]
                  end
                  issue.save ? issue : false
                end
                def status_id=(sid)
                  self.status = nil
                  result = write_attribute(:status_id, sid)
                  @workflow_rule_by_attribute = nil
                  result
                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=(tid)
                  self.tracker = nil
                  result = write_attribute(:tracker_id, tid)
                  @custom_field_values = nil
                  @workflow_rule_by_attribute = nil
                  result
                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
                end
                def project=(project, keep_tracker=false)
                  project_was = self.project
                  write_attribute(:project_id, project ? project.id : nil)
                  association_instance_set('project', 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
                    if parent && parent.project_id != project_id
                      self.parent_issue_id = nil
                    end
                    @custom_field_values = nil
                  end
                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 estimated_hours=(h)
                  write_attribute :estimated_hours, (h.is_a?(String) ? h.to_hours : h)
                end
                safe_attributes 'project_id',
                  :if => lambda {|issue, user|
                    if issue.new_record?
                      issue.copy?
                    elsif user.allowed_to?(:move_issues, issue.project)
                      projects = Issue.allowed_target_projects_on_move(user)
                      projects.include?(issue.project) && projects.size > 1
                    end
                  }
                safe_attributes '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',
                  :if => lambda {|issue, user| issue.new_record? || user.allowed_to?(:edit_issues, issue.project) }
                safe_attributes 'status_id',
                  'assigned_to_id',
                  'fixed_version_id',
                  'done_ratio',
                  'lock_version',
                  :if => lambda {|issue, user| issue.new_statuses_allowed_to(user).any? }
                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 == user && user.allowed_to?(:set_own_issues_private, issue.project))
                  }
                safe_attributes 'parent_issue_id',
                  :if => lambda {|issue, user| (issue.new_record? || user.allowed_to?(:edit_issues, issue.project)) &&
                    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)
                  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.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).collect(&:id).include?(p.to_i)
                      self.project_id = p
                    end
                  end
                  if (t = attrs.delete('tracker_id')) && safe_attribute?('tracker_id')
                    self.tracker_id = t
                  end
                  if (s = attrs.delete('status_id')) && safe_attribute?('status_id')
                    if new_statuses_allowed_to(user).collect(&:id).include?(s.to_i)
                      self.status_id = s
                    end
                  end
                  attrs = delete_unsafe_attributes(attrs, user)
                  return if attrs.empty?
                  unless leaf?
                    attrs.reject! {|k,v| %w(priority_id done_ratio start_date due_date estimated_hours).include?(k)}
                  end
                  if attrs['parent_issue_id'].present?
                    attrs.delete('parent_issue_id') unless Issue.visible(user).exists?(attrs['parent_issue_id'].to_i)
                  end
                  if attrs['custom_field_values'].present?
                    attrs['custom_field_values'] = attrs['custom_field_values'].reject {|k, v| read_only_attribute_names(user).include? k.to_s}
                  end
                  if attrs['custom_fields'].present?
                    attrs['custom_fields'] = attrs['custom_fields'].reject {|c| read_only_attribute_names(user).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)
                  custom_field_values.reject do |value|
                    read_only_attribute_names(user).include?(value.custom_field_id.to_s)
                  end
                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 : user_real.roles_for_project(project)
                  return {} if roles.empty?
                  result = {}
                  workflow_permissions = WorkflowPermission.where(:tracker_id => tracker_id, :old_status_id => status_id, :role_id => roles.map(&:id)).all
                  if workflow_permissions.any?
                    workflow_rules = workflow_permissions.inject({}) do |h, wp|
                      h[wp.field_name] ||= []
                      h[wp.field_name] << wp.rule
                      h
                    end
                    workflow_rules.each do |attr, rules|
                      next if rules.size < roles.size
                      uniq_rules = rules.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 self.due_date.nil? && @attributes['due_date'] && !@attributes['due_date'].empty?
                    errors.add :due_date, :not_a_date
                  end
                  if self.due_date and self.start_date and self.due_date < self.start_date
                    errors.add :due_date, :greater_than_start_date
                  end
                  if start_date && soonest_start && start_date < soonest_start
                    errors.add :start_date, :invalid
                  end
                  if fixed_version
                    if !assignable_versions.include?(fixed_version)
                      errors.add :fixed_version_id, :inclusion
                    elsif reopened? && 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?)
                    unless project.trackers.include?(tracker)
                      errors.add :tracker_id, :inclusion
                    end
                  end
                  # Checks parent issue assignment
                  if @parent_issue
                    if @parent_issue.project_id != project_id
                      errors.add :parent_issue_id, :not_same_project
                    elsif !new_record?
                      # moving an existing issue
                      if @parent_issue.root_id != root_id
                        # we can always move to another tree
                      elsif move_possible?(@parent_issue)
                        # move accepted inside tree
                      else
                        errors.add :parent_issue_id, :not_a_valid_parent
                      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 && v.value.blank?
                        errors.add :base, v.custom_field.name + ' ' + l('activerecord.errors.messages.blank')
                      end
                    else
                      if respond_to?(attribute) && send(attribute).blank?
                        errors.add attribute, :blank
                      end
                    end
                  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)
                  if new_record?
                    @current_journal.notify = false
                  else
                    @attributes_before_change = attributes.dup
                    @custom_values_before_change = {}
                    self.custom_field_values.each {|c| @custom_values_before_change.store c.custom_field_id, c.value }
                  end
                  @current_journal
                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
                # Return true if the issue is closed, otherwise false
                def closed?
                  self.status.is_closed?
                end
                # Return true if the issue is being reopened
                def reopened?
                  if !new_record? && status_id_changed?
                    status_was = IssueStatus.find_by_id(status_id_was)
                    status_new = IssueStatus.find_by_id(status_id)
                    if status_was && status_new && status_was.is_closed? && !status_new.is_closed?
                      return true
                    end
                  end
                  false
                end
                # Return true if the issue is being closed
                def closing?
                  if !new_record? && status_id_changed?
                    status_was = IssueStatus.find_by_id(status_id_was)
                    status_new = IssueStatus.find_by_id(status_id)
                    if status_was && status_new && !status_was.is_closed? && status_new.is_closed?
                      return true
                    end
                  end
                  false
                end
                # Returns true if the issue is overdue
                def overdue?
                  !due_date.nil? && (due_date < Date.today) && !status.is_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 <= Date.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
                  users << author if author
                  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.all
                  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 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
                    [IssueStatus.default, @copied_from.status].compact.uniq.sort
                  else
                    initial_status = nil
                    if new_record?
                      initial_status = IssueStatus.default
                    elsif status_id_was
                      initial_status = IssueStatus.find_by_id(status_id_was)
                    end
                    initial_status ||= status
                    statuses = initial_status.find_new_statuses_allowed_to(
                      user.admin ? Role.all : user.roles_for_project(project),
                      tracker,
                      author == user,
                      assigned_to_id_changed? ? assigned_to_id_was == user.id : assigned_to_id == user.id
                      )
                    statuses << initial_status unless statuses.empty?
                    statuses << IssueStatus.default if include_default
                    statuses = statuses.compact.uniq.sort
                    blocked? ? statuses.reject {|s| s.is_closed?} : statuses
                  end
                end
                def assigned_to_was
                  if assigned_to_id_changed? && assigned_to_id_was.present?
                    @assigned_to_was ||= User.find_by_id(assigned_to_id_was)
                  end
                end
                # Returns the mail adresses of users that should be notified
                def recipients
                  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.collect(&:mail)
                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
                #
                # Example:
                #   spent_hours => 0.0
                #   spent_hours => 50.2
                def total_spent_hours
                  @total_spent_hours ||= self_and_descendants.sum("#{TimeEntry.table_name}.hours",
                    :joins => "LEFT JOIN #{TimeEntry.table_name} ON #{TimeEntry.table_name}.issue_id = #{Issue.table_name}.id").to_f || 0.0
                end
                def relations
                  @relations ||= (relations_from + relations_to).sort
                end
                # Preloads relations for a collection of issues
                def self.load_relations(issues)
                  if issues.any?
                    relations = IssueRelation.all(:conditions => ["issue_from_id IN (:ids) OR issue_to_id IN (:ids)", {:ids => issues.map(&:id)}])
                    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).sum(:hours, :group => :issue_id)
                    issues.each do |issue|
                      issue.instance_variable_set "@spent_hours", (hours_by_issue_id[issue.id] || 0)
                    end
                  end
                end
                # Finds an issue relation given its id.
                def find_relation(relation_id)
                  IssueRelation.find(relation_id, :conditions => ["issue_to_id = ? OR issue_from_id = ?", id, id])
                end
                def all_dependent_issues(except=[])
                  except << self
                  dependencies = []
                  relations_from.each do |relation|
                    if relation.issue_to && !except.include?(relation.issue_to)
                      dependencies << relation.issue_to
                      dependencies += relation.issue_to.all_dependent_issues(except)
                    end
                  end
                  dependencies
                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
                def soonest_start
                  @soonest_start ||= (
                      relations_to.collect{|relation| relation.successor_soonest_start} +
                      ancestors.collect(&:soonest_start)
                    ).compact.max
                end
                def reschedule_after(date)
                  return if date.nil?
                  if leaf?
                    if start_date.nil? || start_date < date
                      self.start_date, self.due_date = date, date + duration
                      begin
                        save
                      rescue ActiveRecord::StaleObjectError
                        reload
                        self.start_date, self.due_date = date, date + duration
                        save
                      end
                    end
                  else
                    leaves.each do |leaf|
                      leaf.reschedule_after(date)
                    end
                  end
                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
                  s = "issue status-#{status_id} priority-#{priority_id}"
                  s << ' closed' if closed?
                  s << ' overdue' if overdue?
                  s << ' child' if child?
                  s << ' parent' unless leaf?
                  s << ' private' if is_private?
                  s << ' created-by-me' if User.current.logged? && author_id == User.current.id
                  s << ' assigned-to-me' if User.current.logged? && assigned_to_id == User.current.id
                  s
                end
                # Saves an issue and a time_entry from the parameters
                def save_issue_with_child_records(params, existing_time_entry=nil)
                  Issue.transaction do
                    if params[:time_entry] && (params[:time_entry][:hours].present? || params[:time_entry][:comments].present?) && User.current.allowed_to?(:log_time, project)
                      @time_entry = existing_time_entry || TimeEntry.new
                      @time_entry.project = project
                      @time_entry.issue = self
                      @time_entry.user = User.current
                      @time_entry.spent_on = User.current.today
                      @time_entry.attributes = params[:time_entry]
                      self.time_entries << @time_entry
                    end
                    # TODO: Rename hook
                    Redmine::Hook.call_hook(:controller_issues_edit_before_save, { :params => params, :issue => self, :time_entry => @time_entry, :journal => @current_journal})
                    if save
                      # TODO: Rename hook
                      Redmine::Hook.call_hook(:controller_issues_edit_after_save, { :params => params, :issue => self, :time_entry => @time_entry, :journal => @current_journal})
                    else
                      raise ActiveRecord::Rollback
                    end
                  end
                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)
                  parent_issue_id = arg.blank? ? nil : arg.to_i
                  if parent_issue_id && @parent_issue = Issue.find_by_id(parent_issue_id)
                    @parent_issue.id
                  else
                    @parent_issue = nil
                    nil
                  end
                end
                def parent_issue_id
                  if instance_variable_defined? :@parent_issue
                    @parent_issue.nil? ? nil : @parent_issue.id
                  else
                    parent_id
                  end
                end
                # Extracted from the ReportsController.
                def self.by_tracker(project)
                  count_and_group_by(:project => project,
                                     :field => 'tracker_id',
                                     :joins => Tracker.table_name)
                end
                def self.by_version(project)
                  count_and_group_by(:project => project,
                                     :field => 'fixed_version_id',
                                     :joins => Version.table_name)
                end
                def self.by_priority(project)
                  count_and_group_by(:project => project,
                                     :field => 'priority_id',
                                     :joins => IssuePriority.table_name)
                end
                def self.by_category(project)
                  count_and_group_by(:project => project,
                                     :field => 'category_id',
                                     :joins => IssueCategory.table_name)
                end
                def self.by_assigned_to(project)
                  count_and_group_by(:project => project,
                                     :field => 'assigned_to_id',
                                     :joins => User.table_name)
                end
                def self.by_author(project)
                  count_and_group_by(:project => project,
                                     :field => 'author_id',
                                     :joins => User.table_name)
                end
                def self.by_subproject(project)
                  ActiveRecord::Base.connection.select_all("select    s.id as status_id,
                                                              s.is_closed as closed,
                                                              #{Issue.table_name}.project_id as project_id,
                                                              count(#{Issue.table_name}.id) as total
                                                            from
                                                              #{Issue.table_name}, #{Project.table_name}, #{IssueStatus.table_name} s
                                                            where
                                                              #{Issue.table_name}.status_id=s.id
                                                              and #{Issue.table_name}.project_id = #{Project.table_name}.id
                                                              and #{visible_condition(User.current, :project => project, :with_subprojects => true)}
                                                              and #{Issue.table_name}.project_id <> #{project.id}
                                                            group by s.id, s.is_closed, #{Issue.table_name}.project_id") if project.descendants.active.any?
                end
                # End ReportsController extraction
                # Returns an array of projects that user can assign the issue to
                def allowed_target_projects(user=User.current)
                  if new_record?
                    Project.all(:conditions => Project.allowed_to_condition(user, :add_issues))
                  else
                    self.class.allowed_target_projects_on_move(user)
                  end
                end
                # Returns an array of projects that user can move issues to
                def self.allowed_target_projects_on_move(user=User.current)
                  Project.all(:conditions => Project.allowed_to_condition(user, :move_issues))
                end
                private
                def after_project_change
                  # Update project_id on related time entries
                  TimeEntry.update_all(["project_id = ?", project_id], {:issue_id => id})
                  # Delete issue relations
                  unless Setting.cross_project_issue_relations?
                    relations_from.clear
                    relations_to.clear
                  end
                  # Move subtasks
                  children.each do |child|
                    # Change project and keep project
                    child.send :project=, project, true
                    unless child.save
                      raise ActiveRecord::Rollback
                    end
                  end
                end
                def update_nested_set_attributes
                  if root_id.nil?
                    # issue was just created
                    self.root_id = (@parent_issue.nil? ? id : @parent_issue.root_id)
                    set_default_left_and_right
                    Issue.update_all("root_id = #{root_id}, lft = #{lft}, rgt = #{rgt}", ["id = ?", id])
                    if @parent_issue
                      move_to_child_of(@parent_issue)
                    end
                    reload
                  elsif parent_issue_id != parent_id
                    former_parent_id = parent_id
                    # moving an existing issue
                    if @parent_issue && @parent_issue.root_id == root_id
                      # inside the same tree
                      move_to_child_of(@parent_issue)
                    else
                      # to another tree
                      unless root?
                        move_to_right_of(root)
                        reload
                      end
                      old_root_id = root_id
                      self.root_id = (@parent_issue.nil? ? id : @parent_issue.root_id )
                      target_maxright = nested_set_scope.maximum(right_column_name) || 0
                      offset = target_maxright + 1 - lft
                      Issue.update_all("root_id = #{root_id}, lft = lft + #{offset}, rgt = rgt + #{offset}",
                                        ["root_id = ? AND lft >= ? AND rgt <= ? ", old_root_id, lft, rgt])
                      self[left_column_name] = lft + offset
                      self[right_column_name] = rgt + offset
                      if @parent_issue
                        move_to_child_of(@parent_issue)
                      end
                    end
                    reload
                    # 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
                  remove_instance_variable(:@parent_issue) if instance_variable_defined?(:@parent_issue)
                end
                def update_parent_attributes
                  recalculate_attributes_for(parent_id) if parent_id
                end
                def recalculate_attributes_for(issue_id)
                  if issue_id && p = Issue.find_by_id(issue_id)
                    # priority = highest priority of children
                    if priority_position = p.children.maximum("#{IssuePriority.table_name}.position", :joins => :priority)
                      p.priority = IssuePriority.find_by_position(priority_position)
                    end
                    # 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
                    # done ratio = weighted average ratio of leaves
                    unless Issue.use_status_for_done_ratio? && p.status && p.status.default_done_ratio
                      leaves_count = p.leaves.count
                      if leaves_count > 0
                        average = p.leaves.average(:estimated_hours).to_f
                        if average == 0
                          average = 1
                        end
                        done = p.leaves.sum("COALESCE(estimated_hours, #{average}) * (CASE WHEN is_closed = #{connection.quoted_true} THEN 100 ELSE COALESCE(done_ratio, 0) END)", :joins => :status).to_f
                        progress = done / (average * leaves_count)
                        p.done_ratio = progress.round
                      end
                    end
                    # estimate = sum of leaves estimates
                    p.estimated_hours = p.leaves.sum(:estimated_hours).to_f
                    p.estimated_hours = nil if p.estimated_hours == 0.0
                    # 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.scoped(:conditions => conditions).all(
                    :conditions => "#{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'",
                    :include => [:project, :fixed_version]
                  ).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 attachment deletion
                def attachment_added(obj)
                  if @current_journal && !obj.new_record?
                    @current_journal.details << JournalDetail.new(:property => 'attachment', :prop_key => obj.id, :value => obj.filename)
                  end
                end
                # Callback on attachment deletion
                def attachment_removed(obj)
                  if @current_journal && !obj.new_record?
                    @current_journal.details << JournalDetail.new(:property => 'attachment', :prop_key => obj.id, :old_value => obj.filename)
                    @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 need 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)
                      end
                      duplicate.update_attribute :status, self.status
                    end
                  end
                end
                # Make sure updated_on is updated when adding a note
                def force_updated_on_change
                  if @current_journal
                    self.updated_on = current_time_from_proper_timezone
                  end
                end
                # Saves the changes in a Journal
                # Called after_save
                def create_journal
                  if @current_journal
                    # attributes changes
                    if @attributes_before_change
                      (Issue.column_names - %w(id root_id lft rgt lock_version created_on updated_on)).each {|c|
                        before = @attributes_before_change[c]
                        after = send(c)
                        next if before == after || (before.blank? && after.blank?)
                        @current_journal.details << JournalDetail.new(:property => 'attr',
                                                                      :prop_key => c,
                                                                      :old_value => before,
                                                                      :value => after)
                      }
                    end
                    if @custom_values_before_change
                      # custom fields changes
                      custom_field_values.each {|c|
                        before = @custom_values_before_change[c.custom_field_id]
                        after = c.value
                        next if before == after || (before.blank? && after.blank?)
                        if before.is_a?(Array) || after.is_a?(Array)
                          before = [before] unless before.is_a?(Array)
                          after = [after] unless after.is_a?(Array)
                          # values removed
                          (before - after).reject(&:blank?).each do |value|
                            @current_journal.details << JournalDetail.new(:property => 'cf',
                                                                          :prop_key => c.custom_field_id,
                                                                          :old_value => value,
                                                                          :value => nil)
                          end
                          # values added
                          (after - before).reject(&:blank?).each do |value|
                            @current_journal.details << JournalDetail.new(:property => 'cf',
                                                                          :prop_key => c.custom_field_id,
                                                                          :old_value => nil,
                                                                          :value => value)
                          end
                        else
                          @current_journal.details << JournalDetail.new(:property => 'cf',
                                                                        :prop_key => c.custom_field_id,
                                                                        :old_value => before,
                                                                        :value => after)
                        end
                      }
                    end
                    @current_journal.save
                    # reset current journal
                    init_journal @current_journal.user, @current_journal.notes
                  end
                end
                # Query generator for selecting groups of issue counts for a project
                # based on specific criteria
                #
                # Options
                # * project - Project to search in.
                # * field - String. Issue field to key off of in the grouping.
                # * joins - String. The table name to join against.
                def self.count_and_group_by(options)
                  project = options.delete(:project)
                  select_field = options.delete(:field)
                  joins = options.delete(:joins)
                  where = "#{Issue.table_name}.#{select_field}=j.id"
                  ActiveRecord::Base.connection.select_all("select    s.id as status_id,
                                                              s.is_closed as closed,
                                                              j.id as #{select_field},
                                                              count(#{Issue.table_name}.id) as total
                                                            from
                                                                #{Issue.table_name}, #{Project.table_name}, #{IssueStatus.table_name} s, #{joins} j
                                                            where
                                                              #{Issue.table_name}.status_id=s.id
                                                              and #{where}
                                                              and #{Issue.table_name}.project_id=#{Project.table_name}.id
                                                              and #{visible_condition(User.current, :project => project)}
                                                            group by s.id, s.is_closed, j.id")
                end
              end

test/unit/issue_test.rb +9 0

              # Redmine - project management software
              # Copyright (C) 2006-2012  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, :members, :member_roles, :roles,
                         :groups_users,
                         :trackers, :projects_trackers,
                         :enabled_modules,
                         :versions,
                         :issue_statuses, :issue_categories, :issue_relations, :workflows,
                         :enumerations,
                         :issues,
                         :custom_fields, :custom_fields_projects, :custom_fields_trackers, :custom_values,
                         :time_entries
                include Redmine::I18n
                def teardown
                  User.current = nil
                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,
                                    :status_id => 1, :priority => IssuePriority.all.first,
                                    :subject => 'test_create')
                  assert issue.save
                  assert issue.description.nil?
                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 can't be blank"], issue.errors.full_messages
                  # Blank value
                  issue.custom_field_values = { field.id => '' }
                  assert !issue.save
                  assert_equal ["Database can't 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.first(:order => 'id DESC')
                    assert_kind_of Group, issue.assigned_to
                    assert_equal Group.find(11), issue.assigned_to
                  end
                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).all
                  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_with_own_issues_visibility
                  Role.anonymous.update_attribute :issues_visibility, 'own'
                  Issue.create!(:project_id => 1, :tracker_id => 1,
                                :author_id => User.anonymous.id,
                                :subject => 'Issue by anonymous')
                  issues = Issue.visible(User.anonymous).all
                  assert issues.any?
                  assert_nil issues.detect {|issue| issue.author != User.anonymous}
                  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).all
                  assert issues.empty?
                  assert_visibility_match User.anonymous, issues
                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).all
                  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).all
                  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).all
                  assert issues.empty?
                  assert_visibility_match user, issues
                end
                def test_visible_scope_for_member
                  user = User.find(9)
                  # User should see issues of projects for which he 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).all
                  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_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)).all
                  assert issues.any?
                  assert issues.include?(issue)
                  Role.find(2).update_attribute :issues_visibility, 'own'
                  issues = Issue.visible(User.find(8)).all
                  assert issues.any?
                  assert issues.include?(issue)
                end
                def test_visible_scope_for_admin
                  user = User.find(1)
                  user.members.each(&:destroy)
                  assert user.projects.empty?
                  issues = Issue.visible(user).all
                  assert issues.any?
                  # Admin should see issues on private projects that he 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).all
                  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).all
                  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
                  assert_equal 0, Issue.find(1).descendants.visible.all.size
                end
                def test_open_scope
                  issues = Issue.open.all
                  assert_nil issues.detect(&:closed?)
                end
                def test_open_scope_with_arg
                  issues = Issue.open(false).all
                  assert_equal issues, issues.select(&:closed?)
                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 "Can't 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_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_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_nil 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)
                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.find_all_by_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!
                  issue = Issue.new(:tracker => source)
                  issue.safe_attributes = {'tracker_id' => 2, 'due_date' => '2012-07-14'}
                  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_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_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 can't be blank", "Due date can't be blank", "Foo can't 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 can't be blank", "Start date can't 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_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 => 2, :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
                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 != IssueStatus.default
                  issue = Issue.new.copy_from(orig)
                  assert issue.save
                  issue.reload
                  assert_equal orig.status, issue.status
                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
                  project = Project.find(1)
                  issue1 = Issue.generate_for_project!(project)
                  issue2 = Issue.generate_for_project!(project)
                  issue3 = Issue.generate_for_project!(project)
                  # 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.find(:first), "Closing issue1")
                  issue1.status = IssueStatus.find :first, :conditions => {:is_closed => true}
                  assert issue1.save
                  # 2 and 3 should be also closed
                  assert issue2.reload.closed?
                  assert issue3.reload.closed?
                end
                def test_should_not_close_duplicated_issue
                  project = Project.find(1)
                  issue1 = Issue.generate_for_project!(project)
                  issue2 = Issue.generate_for_project!(project)
                  # 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.find(:first), "Closing issue2")
                  issue2.status = IssueStatus.find :first, :conditions => {:is_closed => true}
                  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_nil 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_nil 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_nil 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_on_move_should_include_projects_with_issue_tracking_enabled
                  assert_include Project.find(2), Issue.allowed_target_projects_on_move(User.find(2))
                end
                def test_allowed_target_projects_on_move_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_on_move(User.find(2))
                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_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
                context "#copy" do
                  setup do
                    @issue = Issue.find(1)
                  end
                  should "not create a journal" do
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :assigned_to_id => 3)
                    copy.save!
                    assert_equal 0, copy.reload.journals.size
                  end
                  should "allow assigned_to changes" do
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :assigned_to_id => 3)
                    assert_equal 3, copy.assigned_to_id
                  end
                  should "allow status changes" do
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :status_id => 2)
                    assert_equal 2, copy.status_id
                  end
                  should "allow start date changes" do
                    date = Date.today
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :start_date => date)
                    assert_equal date, copy.start_date
                  end
                  should "allow due date changes" do
                    date = Date.today
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :due_date => date)
                    assert_equal date, copy.due_date
                  end
                  should "set current user as author" do
                    User.current = User.find(9)
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2)
                    assert_equal User.current, copy.author
                  end
                  should "create a journal with notes" do
                    date = Date.today
                    notes = "Notes added when copying"
                    copy = @issue.copy(:project_id => 3, :tracker_id => 2, :start_date => date)
                    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
                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_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_rescheduling_an_issue_should_reschedule_following_issue
                  issue1 = Issue.create!(:project_id => 1, :tracker_id => 1, :author_id => 1, :status_id => 1, :subject => '-', :start_date => Date.today, :due_date => Date.today + 2)
                  issue2 = Issue.create!(:project_id => 1, :tracker_id => 1, :author_id => 1, :status_id => 1, :subject => '-', :start_date => Date.today, :due_date => Date.today + 2)
                  IssueRelation.create!(:issue_from => issue1, :issue_to => issue2, :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert_equal issue1.due_date + 1, issue2.reload.start_date
                  issue1.due_date = Date.today + 5
                  issue1.save!
                  assert_equal issue1.due_date + 1, issue2.reload.start_date
                end
                def test_rescheduling_a_stale_issue_should_not_raise_an_error
                  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_after(date)
                  end
                  assert_equal date, stale.reload.start_date
                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.find(:first, :conditions => {:is_closed => true})).overdue?
                end
                context "#behind_schedule?" do
                  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
                  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
                  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
                  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
                  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
                end
                context "#assignable_users" do
                  should "be Users" do
                    assert_kind_of User, Issue.find(1).assignable_users.first
                  end
                  should "include the issue author" do
                    project = Project.find(1)
                    non_project_member = User.generate!
                    issue = Issue.generate_for_project!(project, :author => non_project_member)
                    assert issue.assignable_users.include?(non_project_member)
                  end
                  should "include the current assignee" do
                    project = Project.find(1)
                    user = User.generate!
                    issue = Issue.generate_for_project!(project, :assigned_to => user)
                    user.lock!
                    assert Issue.find(issue.id).assignable_users.include?(user)
                  end
                  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
                  context "with issue_group_assignment" do
                    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
                  end
                  context "without issue_group_assignment" do
                    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
                  end
                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')
                  assert issue.save
                  assert_equal 1, ActionMailer::Base.deliveries.size
                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'
                  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
                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.first(:order => 'id DESC')
                  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.update_all("description = NULL", "id=1")
                  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.find(: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.find(:first, :conditions => ["id <> ?", i.priority_id])
                  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
                def test_all_dependent_issues
                  IssueRelation.delete_all
                  assert IssueRelation.create!(:issue_from => Issue.find(1),
                                               :issue_to   => Issue.find(2),
                                               :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert IssueRelation.create!(:issue_from => Issue.find(2),
                                               :issue_to   => Issue.find(3),
                                               :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert IssueRelation.create!(:issue_from => Issue.find(3),
                                               :issue_to   => Issue.find(8),
                                               :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert_equal [2, 3, 8], Issue.find(1).all_dependent_issues.collect(&:id).sort
                end
                def test_all_dependent_issues_with_persistent_circular_dependency
                  IssueRelation.delete_all
                  assert IssueRelation.create!(:issue_from => Issue.find(1),
                                               :issue_to   => Issue.find(2),
                                               :relation_type => IssueRelation::TYPE_PRECEDES)
                  assert IssueRelation.create!(:issue_from => Issue.find(2),
                                               :issue_to   => Issue.find(3),
                                               :relation_type => IssueRelation::TYPE_PRECEDES)
                  r = IssueRelation.create!(:issue_from => Issue.find(3),
                                           :issue_to   => Issue.find(7),
                                           :relation_type => IssueRelation::TYPE_PRECEDES)
                  IssueRelation.update_all("issue_to_id = 1", ["id = ?", r.id])
                  assert_equal [2, 3], Issue.find(1).all_dependent_issues.collect(&:id).sort
                end
                def test_all_dependent_issues_with_persistent_multiple_circular_dependencies
                  IssueRelation.delete_all
                  assert IssueRelation.create!(:issue_from => Issue.find(1),
                                               :issue_to   => Issue.find(2),
                                               :relation_type => IssueRelation::TYPE_RELATES)
                  assert IssueRelation.create!(:issue_from => Issue.find(2),
                                               :issue_to   => Issue.find(3),
                                               :relation_type => IssueRelation::TYPE_RELATES)
                  assert IssueRelation.create!(:issue_from => Issue.find(3),
                                               :issue_to   => Issue.find(8),
                                               :relation_type => IssueRelation::TYPE_RELATES)
                  r = IssueRelation.create!(:issue_from => Issue.find(8),
                                           :issue_to   => Issue.find(7),
                                           :relation_type => IssueRelation::TYPE_RELATES)
                  IssueRelation.update_all("issue_to_id = 2", ["id = ?", r.id])
                  r = IssueRelation.create!(:issue_from => Issue.find(3),
                                           :issue_to   => Issue.find(7),
                                           :relation_type => IssueRelation::TYPE_RELATES)
                  IssueRelation.update_all("issue_to_id = 1", ["id = ?", r.id])
                  assert_equal [2, 3, 8], Issue.find(1).all_dependent_issues.collect(&:id).sort
                end
                context "#done_ratio" do
                  setup 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)
                  end
                  teardown do
                    Setting.issue_done_ratio = 'issue_field'
                  end
                  context "with Setting.issue_done_ratio using the issue_field" do
                    setup do
                      Setting.issue_done_ratio = 'issue_field'
                    end
                    should "read the issue's field" do
                      assert_equal 0, @issue.done_ratio
                      assert_equal 30, @issue2.done_ratio
                    end
                  end
                  context "with Setting.issue_done_ratio using the issue_status" do
                    setup do
                      Setting.issue_done_ratio = 'issue_status'
                    end
                    should "read the Issue Status's default done ratio" do
                      assert_equal 50, @issue.done_ratio
                      assert_equal 0, @issue2.done_ratio
                    end
                  end
                end
                context "#update_done_ratio_from_issue_status" do
                  setup 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)
                  end
                  context "with Setting.issue_done_ratio using the issue_field" do
                    setup do
                      Setting.issue_done_ratio = 'issue_field'
                    end
                    should "not change the issue" 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
                  end
                  context "with Setting.issue_done_ratio using the issue_status" do
                    setup do
                      Setting.issue_done_ratio = 'issue_status'
                    end
                    should "change the issue's done ratio" 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
                end
                test "#by_tracker" do
                  User.current = User.anonymous
                  groups = Issue.by_tracker(Project.find(1))
                  assert_equal 3, groups.size
                  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.size
                  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.size
                  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.size
                  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.size
                  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.size
                  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.size
                  assert_equal 2, groups.inject(0) {|sum, group| sum + group['total'].to_i}
                end
                def test_recently_updated_with_limit_scopes
                  #should return the last updated issue
                  assert_equal 1, Issue.recently_updated.with_limit(1).length
                  assert_equal Issue.find(:first, :order => "updated_on DESC"), Issue.recently_updated.with_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_for_project!(Project.find(1), :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
                context "Issue#recipients" do
                  setup do
                    @project = Project.find(1)
                    @author = User.generate!
                    @assignee = User.generate!
                    @issue = Issue.generate_for_project!(@project, :assigned_to => @assignee, :author => @author)
                  end
                  should "include project recipients" do
                    assert @project.recipients.present?
                    @project.recipients.each do |project_recipient|
                      assert @issue.recipients.include?(project_recipient)
                    end
                  end
                  should "include the author if the author is active" do
                    assert @issue.author, "No author set for Issue"
                    assert @issue.recipients.include?(@issue.author.mail)
                  end
                  should "include the assigned to user if the assigned to user is active" do
                    assert @issue.assigned_to, "No assigned_to set for Issue"
                    assert @issue.recipients.include?(@issue.assigned_to.mail)
                  end
                  should "not include users who opt out of all email" do
                    @author.update_attribute(:mail_notification, :none)
                    assert !@issue.recipients.include?(@issue.author.mail)
                  end
                  should "not include the issue author if they are only notified of assigned issues" do
                    @author.update_attribute(:mail_notification, :only_assigned)
                    assert !@issue.recipients.include?(@issue.author.mail)
                  end
                  should "not include the assigned user if they are only notified of owned issues" do
                    @assignee.update_attribute(:mail_notification, :only_owner)
                    assert !@issue.recipients.include?(@issue.assigned_to.mail)
                  end
                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
              end

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