jro_apps/redmine Commit - r2663:bd42b7cd9e69

Validate project identifier only when changed (#3352)....

Jean-Philippe Lang -

r2663:bd42b7cd9e69

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r2663:bd42b7cd9e69

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app/models/project.rb +2 -6

             # redMine - project management software
             # Copyright (C) 2006  Jean-Philippe Lang
             #
             # This program is free software; you can redistribute it and/or
             # modify it under the terms of the GNU General Public License
             # as published by the Free Software Foundation; either version 2
             # of the License, or (at your option) any later version.
             #
             # This program is distributed in the hope that it will be useful,
             # but WITHOUT ANY WARRANTY; without even the implied warranty of
             # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
             # GNU General Public License for more details.
             #
             # You should have received a copy of the GNU General Public License
             # along with this program; if not, write to the Free Software
             # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
             class Project < ActiveRecord::Base
               # Project statuses
               STATUS_ACTIVE     = 1
               STATUS_ARCHIVED   = 9
               has_many :members, :include => :user, :conditions => "#{User.table_name}.status=#{User::STATUS_ACTIVE}"
               has_many :users, :through => :members
               has_many :enabled_modules, :dependent => :delete_all
               has_and_belongs_to_many :trackers, :order => "#{Tracker.table_name}.position"
               has_many :issues, :dependent => :destroy, :order => "#{Issue.table_name}.created_on DESC", :include => [:status, :tracker]
               has_many :issue_changes, :through => :issues, :source => :journals
               has_many :versions, :dependent => :destroy, :order => "#{Version.table_name}.effective_date DESC, #{Version.table_name}.name DESC"
               has_many :time_entries, :dependent => :delete_all
               has_many :queries, :dependent => :delete_all
               has_many :documents, :dependent => :destroy
               has_many :news, :dependent => :delete_all, :include => :author
               has_many :issue_categories, :dependent => :delete_all, :order => "#{IssueCategory.table_name}.name"
               has_many :boards, :dependent => :destroy, :order => "position ASC"
               has_one :repository, :dependent => :destroy
               has_many :changesets, :through => :repository
               has_one :wiki, :dependent => :destroy
               # Custom field for the project issues
               has_and_belongs_to_many :issue_custom_fields,
                                       :class_name => 'IssueCustomField',
                                       :order => "#{CustomField.table_name}.position",
                                       :join_table => "#{table_name_prefix}custom_fields_projects#{table_name_suffix}",
                                       :association_foreign_key => 'custom_field_id'
               acts_as_nested_set :order => 'name', :dependent => :destroy
               acts_as_attachable :view_permission => :view_files,
                                  :delete_permission => :manage_files
               acts_as_customizable
               acts_as_searchable :columns => ['name', 'description'], :project_key => 'id', :permission => nil
               acts_as_event :title => Proc.new {|o| "#{l(:label_project)}: #{o.name}"},
                             :url => Proc.new {|o| {:controller => 'projects', :action => 'show', :id => o.id}},
                             :author => nil
               attr_protected :status, :enabled_module_names
               validates_presence_of :name, :identifier
               validates_uniqueness_of :name, :identifier
               validates_associated :repository, :wiki
               validates_length_of :name, :maximum => 30
               validates_length_of :homepage, :maximum => 255
               validates_length_of :identifier, :in => 1..20
-              validates_format_of :identifier, :with => /^[a-z0-9\-]*$/
+              # donwcase letters, digits, dashes but not digits only
+              validates_format_of :identifier, :with => /^(?!\d+$)[a-z0-9\-]*$/, :if => Proc.new { |p| p.identifier_changed? }
               before_destroy :delete_all_members
               named_scope :has_module, lambda { |mod| { :conditions => ["#{Project.table_name}.id IN (SELECT em.project_id FROM #{EnabledModule.table_name} em WHERE em.name=?)", mod.to_s] } }
               named_scope :active, { :conditions => "#{Project.table_name}.status = #{STATUS_ACTIVE}"}
               named_scope :public, { :conditions => { :is_public => true } }
               named_scope :visible, lambda { { :conditions => Project.visible_by(User.current) } }
               def identifier=(identifier)
                 super unless identifier_frozen?
               end
               def identifier_frozen?
                 errors[:identifier].nil? && !(new_record? || identifier.blank?)
               end
               def issues_with_subprojects(include_subprojects=false)
                 conditions = nil
                 if include_subprojects
                   ids = [id] + descendants.collect(&:id)
                   conditions = ["#{Project.table_name}.id IN (#{ids.join(',')}) AND #{Project.visible_by}"]
                 end
                 conditions ||= ["#{Project.table_name}.id = ?", id]
                 # Quick and dirty fix for Rails 2 compatibility
                 Issue.send(:with_scope, :find => { :conditions => conditions }) do
                   Version.send(:with_scope, :find => { :conditions => conditions }) do
                     yield
                   end
                 end
               end
               # returns latest created projects
               # non public projects will be returned only if user is a member of those
               def self.latest(user=nil, count=5)
                 find(:all, :limit => count, :conditions => visible_by(user), :order => "created_on DESC")
               end
               # Returns a SQL :conditions string used to find all active projects for the specified user.
               #
               # Examples:
               #     Projects.visible_by(admin)        => "projects.status = 1"
               #     Projects.visible_by(normal_user)  => "projects.status = 1 AND projects.is_public = 1"
               def self.visible_by(user=nil)
                 user ||= User.current
                 if user && user.admin?
                   return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"
                 elsif user && user.memberships.any?
                   return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE} AND (#{Project.table_name}.is_public = #{connection.quoted_true} or #{Project.table_name}.id IN (#{user.memberships.collect{|m| m.project_id}.join(',')}))"
                 else
                   return "#{Project.table_name}.status=#{Project::STATUS_ACTIVE} AND #{Project.table_name}.is_public = #{connection.quoted_true}"
                 end
               end
               def self.allowed_to_condition(user, permission, options={})
                 statements = []
                 base_statement = "#{Project.table_name}.status=#{Project::STATUS_ACTIVE}"
                 if perm = Redmine::AccessControl.permission(permission)
                   unless perm.project_module.nil?
                     # If the permission belongs to a project module, make sure the module is enabled
                     base_statement << " AND EXISTS (SELECT em.id FROM #{EnabledModule.table_name} em WHERE em.name='#{perm.project_module}' AND em.project_id=#{Project.table_name}.id)"
                   end
                 end
                 if options[:project]
                   project_statement = "#{Project.table_name}.id = #{options[:project].id}"
                   project_statement << " OR (#{Project.table_name}.lft > #{options[:project].lft} AND #{Project.table_name}.rgt < #{options[:project].rgt})" if options[:with_subprojects]
                   base_statement = "(#{project_statement}) AND (#{base_statement})"
                 end
                 if user.admin?
                   # no restriction
                 else
                   statements << "1=0"
                   if user.logged?
                     statements << "#{Project.table_name}.is_public = #{connection.quoted_true}" if Role.non_member.allowed_to?(permission)
                     allowed_project_ids = user.memberships.select {|m| m.roles.detect {|role| role.allowed_to?(permission)}}.collect {|m| m.project_id}
                     statements << "#{Project.table_name}.id IN (#{allowed_project_ids.join(',')})" if allowed_project_ids.any?
                   elsif Role.anonymous.allowed_to?(permission)
                     # anonymous user allowed on public project
                     statements << "#{Project.table_name}.is_public = #{connection.quoted_true}"
                   else
                     # anonymous user is not authorized
                   end
                 end
                 statements.empty? ? base_statement : "((#{base_statement}) AND (#{statements.join(' OR ')}))"
               end
               # Returns a :conditions SQL string that can be used to find the issues associated with this project.
               #
               # Examples:
               #   project.project_condition(true)  => "(projects.id = 1 OR (projects.lft > 1 AND projects.rgt < 10))"
               #   project.project_condition(false) => "projects.id = 1"
               def project_condition(with_subprojects)
                 cond = "#{Project.table_name}.id = #{id}"
                 cond = "(#{cond} OR (#{Project.table_name}.lft > #{lft} AND #{Project.table_name}.rgt < #{rgt}))" if with_subprojects
                 cond
               end
               def self.find(*args)
                 if args.first && args.first.is_a?(String) && !args.first.match(/^\d*$/)
                   project = find_by_identifier(*args)
                   raise ActiveRecord::RecordNotFound, "Couldn't find Project with identifier=#{args.first}" if project.nil?
                   project
                 else
                   super
                 end
               end
               def to_param
                 # id is used for projects with a numeric identifier (compatibility)
                 @to_param ||= (identifier.to_s =~ %r{^\d*$} ? id : identifier)
               end
               def active?
                 self.status == STATUS_ACTIVE
               end
               # Archives the project and its descendants recursively
               def archive
                 # Archive subprojects if any
                 children.each do |subproject|
                   subproject.archive
                 end
                 update_attribute :status, STATUS_ARCHIVED
               end
               # Unarchives the project
               # All its ancestors must be active
               def unarchive
                 return false if ancestors.detect {|a| !a.active?}
                 update_attribute :status, STATUS_ACTIVE
               end
               # Returns an array of projects the project can be moved to
               def possible_parents
                 @possible_parents ||= (Project.active.find(:all) - self_and_descendants)
               end
               # Sets the parent of the project
               # Argument can be either a Project, a String, a Fixnum or nil
               def set_parent!(p)
                 unless p.nil? || p.is_a?(Project)
                   if p.to_s.blank?
                     p = nil
                   else
                     p = Project.find_by_id(p)
                     return false unless p
                   end
                 end
                 if p == parent && !p.nil?
                   # Nothing to do
                   true
                 elsif p.nil? || (p.active? && move_possible?(p))
                   # Insert the project so that target's children or root projects stay alphabetically sorted
                   sibs = (p.nil? ? self.class.roots : p.children)
                   to_be_inserted_before = sibs.detect {|c| c.name.to_s.downcase > name.to_s.downcase }
                   if to_be_inserted_before
                     move_to_left_of(to_be_inserted_before)
                   elsif p.nil?
                     if sibs.empty?
                       # move_to_root adds the project in first (ie. left) position
                       move_to_root
                     else
                       move_to_right_of(sibs.last) unless self == sibs.last
                     end
                   else
                     # move_to_child_of adds the project in last (ie.right) position
                     move_to_child_of(p)
                   end
                   true
                 else
                   # Can not move to the given target
                   false
                 end
               end
               # Returns an array of the trackers used by the project and its active sub projects
               def rolled_up_trackers
                 @rolled_up_trackers ||=
                   Tracker.find(:all, :include => :projects,
                                      :select => "DISTINCT #{Tracker.table_name}.*",
                                      :conditions => ["#{Project.table_name}.lft >= ? AND #{Project.table_name}.rgt <= ? AND #{Project.table_name}.status = #{STATUS_ACTIVE}", lft, rgt],
                                      :order => "#{Tracker.table_name}.position")
               end
               # Returns a hash of project users grouped by role
               def users_by_role
                 members.find(:all, :include => [:user, :roles]).inject({}) do |h, m|
                   m.roles.each do |r|
                     h[r] ||= []
                     h[r] << m.user
                   end
                   h
                 end
               end
               # Deletes all project's members
               def delete_all_members
                 me, mr = Member.table_name, MemberRole.table_name
                 connection.delete("DELETE FROM #{mr} WHERE #{mr}.member_id IN (SELECT #{me}.id FROM #{me} WHERE #{me}.project_id = #{id})")
                 Member.delete_all(['project_id = ?', id])
               end
               # Users issues can be assigned to
               def assignable_users
                 members.select {|m| m.roles.detect {|role| role.assignable?}}.collect {|m| m.user}.sort
               end
               # Returns the mail adresses of users that should be always notified on project events
               def recipients
                 members.select {|m| m.mail_notification? || m.user.mail_notification?}.collect {|m| m.user.mail}
               end
               # Returns an array of all custom fields enabled for project issues
               # (explictly associated custom fields and custom fields enabled for all projects)
               def all_issue_custom_fields
                 @all_issue_custom_fields ||= (IssueCustomField.for_all + issue_custom_fields).uniq.sort
               end
               def project
                 self
               end
               def <=>(project)
                 name.downcase <=> project.name.downcase
               end
               def to_s
                 name
               end
               # Returns a short description of the projects (first lines)
               def short_description(length = 255)
                 description.gsub(/^(.{#{length}}[^\n\r]*).*$/m, '\1...').strip if description
               end
               # Return true if this project is allowed to do the specified action.
               # action can be:
               # * a parameter-like Hash (eg. :controller => 'projects', :action => 'edit')
               # * a permission Symbol (eg. :edit_project)
               def allows_to?(action)
                 if action.is_a? Hash
                   allowed_actions.include? "#{action[:controller]}/#{action[:action]}"
                 else
                   allowed_permissions.include? action
                 end
               end
               def module_enabled?(module_name)
                 module_name = module_name.to_s
                 enabled_modules.detect {|m| m.name == module_name}
               end
               def enabled_module_names=(module_names)
                 if module_names && module_names.is_a?(Array)
                   module_names = module_names.collect(&:to_s)
                   # remove disabled modules
                   enabled_modules.each {|mod| mod.destroy unless module_names.include?(mod.name)}
                   # add new modules
                   module_names.each {|name| enabled_modules << EnabledModule.new(:name => name)}
                 else
                   enabled_modules.clear
                 end
               end
               # Returns an auto-generated project identifier based on the last identifier used
               def self.next_identifier
                 p = Project.find(:first, :order => 'created_on DESC')
                 p.nil? ? nil : p.identifier.to_s.succ
               end
               # Copies and saves the Project instance based on the +project+.
               # Will duplicate the source project's:
               # * Issues
               # * Members
               # * Queries
               def copy(project)
                 project = project.is_a?(Project) ? project : Project.find(project)
                 Project.transaction do
                   # Issues
                   project.issues.each do |issue|
                     new_issue = Issue.new
                     new_issue.copy_from(issue)
                     self.issues << new_issue
                   end
                   # Members
                   project.members.each do |member|
                     new_member = Member.new
                     new_member.attributes = member.attributes.dup.except("project_id")
                     new_member.role_ids = member.role_ids.dup
                     new_member.project = self
                     self.members << new_member
                   end
                   # Queries
                   project.queries.each do |query|
                     new_query = Query.new
                     new_query.attributes = query.attributes.dup.except("project_id", "sort_criteria")
                     new_query.sort_criteria = query.sort_criteria if query.sort_criteria
                     new_query.project = self
                     self.queries << new_query
                   end
                   Redmine::Hook.call_hook(:model_project_copy_before_save, :source_project => project, :destination_project => self)
                   self.save
                 end
               end
               # Copies +project+ and returns the new instance.  This will not save
               # the copy
               def self.copy_from(project)
                 begin
                   project = project.is_a?(Project) ? project : Project.find(project)
                   if project
                     # clear unique attributes
                     attributes = project.attributes.dup.except('name', 'identifier', 'id', 'status')
                     copy = Project.new(attributes)
                     copy.enabled_modules = project.enabled_modules
                     copy.trackers = project.trackers
                     copy.custom_values = project.custom_values.collect {|v| v.clone}
                     return copy
                   else
                     return nil
                   end
                 rescue ActiveRecord::RecordNotFound
                   return nil
                 end
               end
-            protected
-              def validate
-                errors.add(:identifier, :invalid) if !identifier.blank? && identifier.match(/^\d*$/)
-              end
             private
               def allowed_permissions
                 @allowed_permissions ||= begin
                   module_names = enabled_modules.collect {|m| m.name}
                   Redmine::AccessControl.modules_permissions(module_names).collect {|p| p.name}
                 end
               end
               def allowed_actions
                 @actions_allowed ||= allowed_permissions.inject([]) { |actions, permission| actions += Redmine::AccessControl.allowed_actions(permission) }.flatten
               end
             end

test/unit/project_test.rb +14 0

             # redMine - project management software
             # Copyright (C) 2006-2007  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.dirname(__FILE__) + '/../test_helper'
             class ProjectTest < Test::Unit::TestCase
               fixtures :projects, :enabled_modules,
                        :issues, :issue_statuses, :journals, :journal_details,
                        :users, :members, :member_roles, :roles, :projects_trackers, :trackers, :boards,
                        :queries
               def setup
                 @ecookbook = Project.find(1)
                 @ecookbook_sub1 = Project.find(3)
               end
               def test_truth
                 assert_kind_of Project, @ecookbook
                 assert_equal "eCookbook", @ecookbook.name
               end
               def test_update
                 assert_equal "eCookbook", @ecookbook.name
                 @ecookbook.name = "eCook"
                 assert @ecookbook.save, @ecookbook.errors.full_messages.join("; ")
                 @ecookbook.reload
                 assert_equal "eCook", @ecookbook.name
               end
               def test_validate
                 @ecookbook.name = ""
                 assert !@ecookbook.save
                 assert_equal 1, @ecookbook.errors.count
                 assert_equal I18n.translate('activerecord.errors.messages.blank'), @ecookbook.errors.on(:name)
               end
+              def test_validate_identifier
+                to_test = {"abc" => true,
+                           "ab12" => true,
+                           "ab-12" => true,
+                           "12" => false}
+                to_test.each do |identifier, valid|
+                  p = Project.new
+                  p.identifier = identifier
+                  p.valid?
+                  assert_equal valid, p.errors.on('identifier').nil?
+                end
+              end
               def test_archive
                 user = @ecookbook.members.first.user
                 @ecookbook.archive
                 @ecookbook.reload
                 assert !@ecookbook.active?
                 assert !user.projects.include?(@ecookbook)
                 # Subproject are also archived
                 assert !@ecookbook.children.empty?
                 assert @ecookbook.descendants.active.empty?
               end
               def test_unarchive
                 user = @ecookbook.members.first.user
                 @ecookbook.archive
                 # A subproject of an archived project can not be unarchived
                 assert !@ecookbook_sub1.unarchive
                 # Unarchive project
                 assert @ecookbook.unarchive
                 @ecookbook.reload
                 assert @ecookbook.active?
                 assert user.projects.include?(@ecookbook)
                 # Subproject can now be unarchived
                 @ecookbook_sub1.reload
                 assert @ecookbook_sub1.unarchive
               end
               def test_destroy
                 # 2 active members
                 assert_equal 2, @ecookbook.members.size
                 # and 1 is locked
                 assert_equal 3, Member.find(:all, :conditions => ['project_id = ?', @ecookbook.id]).size
                 # some boards
                 assert @ecookbook.boards.any?
                 @ecookbook.destroy
                 # make sure that the project non longer exists
                 assert_raise(ActiveRecord::RecordNotFound) { Project.find(@ecookbook.id) }
                 # make sure related data was removed
                 assert Member.find(:all, :conditions => ['project_id = ?', @ecookbook.id]).empty?
                 assert Board.find(:all, :conditions => ['project_id = ?', @ecookbook.id]).empty?
               end
               def test_move_an_orphan_project_to_a_root_project
                 sub = Project.find(2)
                 sub.set_parent! @ecookbook
                 assert_equal @ecookbook.id, sub.parent.id
                 @ecookbook.reload
                 assert_equal 4, @ecookbook.children.size
               end
               def test_move_an_orphan_project_to_a_subproject
                 sub = Project.find(2)
                 assert sub.set_parent!(@ecookbook_sub1)
               end
               def test_move_a_root_project_to_a_project
                 sub = @ecookbook
                 assert sub.set_parent!(Project.find(2))
               end
               def test_should_not_move_a_project_to_its_children
                 sub = @ecookbook
                 assert !(sub.set_parent!(Project.find(3)))
               end
               def test_set_parent_should_add_roots_in_alphabetical_order
                 ProjectCustomField.delete_all
                 Project.delete_all
                 Project.create!(:name => 'Project C', :identifier => 'project-c').set_parent!(nil)
                 Project.create!(:name => 'Project B', :identifier => 'project-b').set_parent!(nil)
                 Project.create!(:name => 'Project D', :identifier => 'project-d').set_parent!(nil)
                 Project.create!(:name => 'Project A', :identifier => 'project-a').set_parent!(nil)
                 assert_equal 4, Project.count
                 assert_equal Project.all.sort_by(&:name), Project.all.sort_by(&:lft)
               end
               def test_set_parent_should_add_children_in_alphabetical_order
                 ProjectCustomField.delete_all
                 parent = Project.create!(:name => 'Parent', :identifier => 'parent')
                 Project.create!(:name => 'Project C', :identifier => 'project-c').set_parent!(parent)
                 Project.create!(:name => 'Project B', :identifier => 'project-b').set_parent!(parent)
                 Project.create!(:name => 'Project D', :identifier => 'project-d').set_parent!(parent)
                 Project.create!(:name => 'Project A', :identifier => 'project-a').set_parent!(parent)
                 parent.reload
                 assert_equal 4, parent.children.size
                 assert_equal parent.children.sort_by(&:name), parent.children
               end
               def test_rebuild_should_sort_children_alphabetically
                 ProjectCustomField.delete_all
                 parent = Project.create!(:name => 'Parent', :identifier => 'parent')
                 Project.create!(:name => 'Project C', :identifier => 'project-c').move_to_child_of(parent)
                 Project.create!(:name => 'Project B', :identifier => 'project-b').move_to_child_of(parent)
                 Project.create!(:name => 'Project D', :identifier => 'project-d').move_to_child_of(parent)
                 Project.create!(:name => 'Project A', :identifier => 'project-a').move_to_child_of(parent)
                 Project.update_all("lft = NULL, rgt = NULL")
                 Project.rebuild!
                 parent.reload
                 assert_equal 4, parent.children.size
                 assert_equal parent.children.sort_by(&:name), parent.children
               end
               def test_parent
                 p = Project.find(6).parent
                 assert p.is_a?(Project)
                 assert_equal 5, p.id
               end
               def test_ancestors
                 a = Project.find(6).ancestors
                 assert a.first.is_a?(Project)
                 assert_equal [1, 5], a.collect(&:id)
               end
               def test_root
                 r = Project.find(6).root
                 assert r.is_a?(Project)
                 assert_equal 1, r.id
               end
               def test_children
                 c = Project.find(1).children
                 assert c.first.is_a?(Project)
                 assert_equal [5, 3, 4], c.collect(&:id)
               end
               def test_descendants
                 d = Project.find(1).descendants
                 assert d.first.is_a?(Project)
                 assert_equal [5, 6, 3, 4], d.collect(&:id)
               end
               def test_users_by_role
                 users_by_role = Project.find(1).users_by_role
                 assert_kind_of Hash, users_by_role
                 role = Role.find(1)
                 assert_kind_of Array, users_by_role[role]
                 assert users_by_role[role].include?(User.find(2))
               end
               def test_rolled_up_trackers
                 parent = Project.find(1)
                 parent.trackers = Tracker.find([1,2])
                 child = parent.children.find(3)
                 assert_equal [1, 2], parent.tracker_ids
                 assert_equal [2, 3], child.trackers.collect(&:id)
                 assert_kind_of Tracker, parent.rolled_up_trackers.first
                 assert_equal Tracker.find(1), parent.rolled_up_trackers.first
                 assert_equal [1, 2, 3], parent.rolled_up_trackers.collect(&:id)
                 assert_equal [2, 3], child.rolled_up_trackers.collect(&:id)
               end
               def test_rolled_up_trackers_should_ignore_archived_subprojects
                 parent = Project.find(1)
                 parent.trackers = Tracker.find([1,2])
                 child = parent.children.find(3)
                 child.trackers = Tracker.find([1,3])
                 parent.children.each(&:archive)
                 assert_equal [1,2], parent.rolled_up_trackers.collect(&:id)
               end
               def test_next_identifier
                 ProjectCustomField.delete_all
                 Project.create!(:name => 'last', :identifier => 'p2008040')
                 assert_equal 'p2008041', Project.next_identifier
               end
               def test_next_identifier_first_project
                 Project.delete_all
                 assert_nil Project.next_identifier
               end
               def test_enabled_module_names_should_not_recreate_enabled_modules
                 project = Project.find(1)
                 # Remove one module
                 modules = project.enabled_modules.slice(0..-2)
                 assert modules.any?
                 assert_difference 'EnabledModule.count', -1 do
                   project.enabled_module_names = modules.collect(&:name)
                 end
                 project.reload
                 # Ids should be preserved
                 assert_equal project.enabled_module_ids.sort, modules.collect(&:id).sort
               end
               def test_copy_from_existing_project
                 source_project = Project.find(1)
                 copied_project = Project.copy_from(1)
                 assert copied_project
                 # Cleared attributes
                 assert copied_project.id.blank?
                 assert copied_project.name.blank?
                 assert copied_project.identifier.blank?
                 # Duplicated attributes
                 assert_equal source_project.description, copied_project.description
                 assert_equal source_project.enabled_modules, copied_project.enabled_modules
                 assert_equal source_project.trackers, copied_project.trackers
                 # Default attributes
                 assert_equal 1, copied_project.status
               end
               # Context: Project#copy
               def test_copy_should_copy_issues
                 # Setup
                 ProjectCustomField.destroy_all # Custom values are a mess to isolate in tests
                 source_project = Project.find(2)
                 Project.destroy_all :identifier => "copy-test"
                 project = Project.new(:name => 'Copy Test', :identifier => 'copy-test')
                 project.trackers = source_project.trackers
                 assert project.valid?
                 assert project.issues.empty?
                 assert project.copy(source_project)
                 # Tests
                 assert_equal source_project.issues.size, project.issues.size
                 project.issues.each do |issue|
                   assert issue.valid?
                   assert ! issue.assigned_to.blank?
                   assert_equal project, issue.project
                 end
               end
               def test_copy_should_copy_members
                 # Setup
                 ProjectCustomField.destroy_all # Custom values are a mess to isolate in tests
                 source_project = Project.find(2)
                 project = Project.new(:name => 'Copy Test', :identifier => 'copy-test')
                 project.trackers = source_project.trackers
                 project.enabled_modules = source_project.enabled_modules
                 assert project.valid?
                 assert project.members.empty?
                 assert project.copy(source_project)
                 # Tests
                 assert_equal source_project.members.size, project.members.size
                 project.members.each do |member|
                   assert member
                   assert_equal project, member.project
                 end
               end
               def test_copy_should_copy_project_level_queries
                 # Setup
                 ProjectCustomField.destroy_all # Custom values are a mess to isolate in tests
                 source_project = Project.find(2)
                 project = Project.new(:name => 'Copy Test', :identifier => 'copy-test')
                 project.trackers = source_project.trackers
                 project.enabled_modules = source_project.enabled_modules
                 assert project.valid?
                 assert project.queries.empty?
                 assert project.copy(source_project)
                 # Tests
                 assert_equal source_project.queries.size, project.queries.size
                 project.queries.each do |query|
                   assert query
                   assert_equal project, query.project
                 end
               end
             end

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