SoundSoftware Code Site

# Redmine - project management software

# Copyright (C) 2006-2011  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 IssueNestedSetTest < ActiveSupport::TestCase

  fixtures :projects, :users, :members, :member_roles, :roles,

           :trackers, :projects_trackers,

           :versions,

           :issue_statuses, :issue_categories, :issue_relations, :workflows,

           :enumerations,

           :issues,

           :custom_fields, :custom_fields_projects, :custom_fields_trackers, :custom_values,

           :time_entries

  self.use_transactional_fixtures = false

  def test_create_root_issue

    issue1 = create_issue!

    issue2 = create_issue!

    issue1.reload

    issue2.reload

    assert_equal [issue1.id, nil, 1, 2], [issue1.root_id, issue1.parent_id, issue1.lft, issue1.rgt]

    assert_equal [issue2.id, nil, 1, 2], [issue2.root_id, issue2.parent_id, issue2.lft, issue2.rgt]

  end

  def test_create_child_issue

    parent = create_issue!

    child =  create_issue!(:parent_issue_id => parent.id)

    parent.reload

    child.reload

    assert_equal [parent.id, nil, 1, 4], [parent.root_id, parent.parent_id, parent.lft, parent.rgt]

    assert_equal [parent.id, parent.id, 2, 3], [child.root_id, child.parent_id, child.lft, child.rgt]

  end

  def test_creating_a_child_in_different_project_should_not_validate

    issue = create_issue!

    child = Issue.new(:project_id => 2, :tracker_id => 1, :author_id => 1,

                      :subject => 'child', :parent_issue_id => issue.id)

    assert !child.save

    assert_not_nil child.errors[:parent_issue_id]

  end

  def test_move_a_root_to_child

    parent1 = create_issue!

    parent2 = create_issue!

    child = create_issue!(:parent_issue_id => parent1.id)

    parent2.parent_issue_id = parent1.id

    parent2.save!

    child.reload

    parent1.reload

    parent2.reload

    assert_equal [parent1.id, 1, 6], [parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [parent1.id, 4, 5], [parent2.root_id, parent2.lft, parent2.rgt]

    assert_equal [parent1.id, 2, 3], [child.root_id, child.lft, child.rgt]

  end

  def test_move_a_child_to_root

    parent1 = create_issue!

    parent2 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    child.parent_issue_id = nil

    child.save!

    child.reload

    parent1.reload

    parent2.reload

    assert_equal [parent1.id, 1, 2], [parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [parent2.id, 1, 2], [parent2.root_id, parent2.lft, parent2.rgt]

    assert_equal [child.id, 1, 2], [child.root_id, child.lft, child.rgt]

  end

  def test_move_a_child_to_another_issue

    parent1 = create_issue!

    parent2 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    child.parent_issue_id = parent2.id

    child.save!

    child.reload

    parent1.reload

    parent2.reload

    assert_equal [parent1.id, 1, 2], [parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [parent2.id, 1, 4], [parent2.root_id, parent2.lft, parent2.rgt]

    assert_equal [parent2.id, 2, 3], [child.root_id, child.lft, child.rgt]

  end

  def test_move_a_child_with_descendants_to_another_issue

    parent1 = create_issue!

    parent2 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    grandchild = create_issue!(:parent_issue_id => child.id)

    parent1.reload

    parent2.reload

    child.reload

    grandchild.reload

    assert_equal [parent1.id, 1, 6], [parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [parent2.id, 1, 2], [parent2.root_id, parent2.lft, parent2.rgt]

    assert_equal [parent1.id, 2, 5], [child.root_id, child.lft, child.rgt]

    assert_equal [parent1.id, 3, 4], [grandchild.root_id, grandchild.lft, grandchild.rgt]

    child.reload.parent_issue_id = parent2.id

    child.save!

    child.reload

    grandchild.reload

    parent1.reload

    parent2.reload

    assert_equal [parent1.id, 1, 2], [parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [parent2.id, 1, 6], [parent2.root_id, parent2.lft, parent2.rgt]

    assert_equal [parent2.id, 2, 5], [child.root_id, child.lft, child.rgt]

    assert_equal [parent2.id, 3, 4], [grandchild.root_id, grandchild.lft, grandchild.rgt]

  end

  def test_move_a_child_with_descendants_to_another_project

    parent1 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    grandchild = create_issue!(:parent_issue_id => child.id)

    assert child.reload.move_to_project(Project.find(2))

    child.reload

    grandchild.reload

    parent1.reload

    assert_equal [1, parent1.id, 1, 2], [parent1.project_id, parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [2, child.id, 1, 4], [child.project_id, child.root_id, child.lft, child.rgt]

    assert_equal [2, child.id, 2, 3], [grandchild.project_id, grandchild.root_id, grandchild.lft, grandchild.rgt]

  end

  def test_invalid_move_to_another_project

    parent1 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    grandchild = create_issue!(:parent_issue_id => child.id, :tracker_id => 2)

    Project.find(2).tracker_ids = [1]

    parent1.reload

    assert_equal [1, parent1.id, 1, 6], [parent1.project_id, parent1.root_id, parent1.lft, parent1.rgt]

    # child can not be moved to Project 2 because its child is on a disabled tracker

    assert_equal false, Issue.find(child.id).move_to_project(Project.find(2))

    child.reload

    grandchild.reload

    parent1.reload

    # no change

    assert_equal [1, parent1.id, 1, 6], [parent1.project_id, parent1.root_id, parent1.lft, parent1.rgt]

    assert_equal [1, parent1.id, 2, 5], [child.project_id, child.root_id, child.lft, child.rgt]

    assert_equal [1, parent1.id, 3, 4], [grandchild.project_id, grandchild.root_id, grandchild.lft, grandchild.rgt]

  end

  def test_moving_an_issue_to_a_descendant_should_not_validate

    parent1 = create_issue!

    parent2 = create_issue!

    child =   create_issue!(:parent_issue_id => parent1.id)

    grandchild = create_issue!(:parent_issue_id => child.id)

    child.reload

    child.parent_issue_id = grandchild.id

    assert !child.save

    assert_not_nil child.errors[:parent_issue_id]

  end

  def test_moving_an_issue_should_keep_valid_relations_only

    issue1 = create_issue!

    issue2 = create_issue!

    issue3 = create_issue!(:parent_issue_id => issue2.id)

    issue4 = create_issue!

    r1 = IssueRelation.create!(:issue_from => issue1, :issue_to => issue2, :relation_type => IssueRelation::TYPE_PRECEDES)

    r2 = IssueRelation.create!(:issue_from => issue1, :issue_to => issue3, :relation_type => IssueRelation::TYPE_PRECEDES)

    r3 = IssueRelation.create!(:issue_from => issue2, :issue_to => issue4, :relation_type => IssueRelation::TYPE_PRECEDES)

    issue2.reload

    issue2.parent_issue_id = issue1.id

    issue2.save!

    assert !IssueRelation.exists?(r1.id)

    assert !IssueRelation.exists?(r2.id)

    assert IssueRelation.exists?(r3.id)

  end

  def test_destroy_should_destroy_children

    issue1 = create_issue!

    issue2 = create_issue!

    issue3 = create_issue!(:parent_issue_id => issue2.id)

    issue4 = create_issue!(:parent_issue_id => issue1.id)

    issue3.init_journal(User.find(2))

    issue3.subject = 'child with journal'

    issue3.save!

    assert_difference 'Issue.count', -2 do

      assert_difference 'Journal.count', -1 do

        assert_difference 'JournalDetail.count', -1 do

          Issue.find(issue2.id).destroy

        end

      end

    end

    issue1.reload

    issue4.reload

    assert !Issue.exists?(issue2.id)

    assert !Issue.exists?(issue3.id)

    assert_equal [issue1.id, 1, 4], [issue1.root_id, issue1.lft, issue1.rgt]

    assert_equal [issue1.id, 2, 3], [issue4.root_id, issue4.lft, issue4.rgt]

  end

  def test_destroy_child_should_update_parent

    issue = create_issue!

    child1 = create_issue!(:parent_issue_id => issue.id)

    child2 = create_issue!(:parent_issue_id => issue.id)

    issue.reload

    assert_equal [issue.id, 1, 6], [issue.root_id, issue.lft, issue.rgt]

    child2.reload.destroy

    issue.reload

    assert_equal [issue.id, 1, 4], [issue.root_id, issue.lft, issue.rgt]

  end

  def test_destroy_parent_issue_updated_during_children_destroy

    parent = create_issue!

    create_issue!(:start_date => Date.today, :parent_issue_id => parent.id)

    create_issue!(:start_date => 2.days.from_now, :parent_issue_id => parent.id)

    assert_difference 'Issue.count', -3 do

      Issue.find(parent.id).destroy

    end

  end

  def test_destroy_child_issue_with_children

    root = Issue.create!(:project_id => 1, :author_id => 2, :tracker_id => 1, :subject => 'root')

    child = Issue.create!(:project_id => 1, :author_id => 2, :tracker_id => 1, :subject => 'child', :parent_issue_id => root.id)

    leaf = Issue.create!(:project_id => 1, :author_id => 2, :tracker_id => 1, :subject => 'leaf', :parent_issue_id => child.id)

    leaf.init_journal(User.find(2))

    leaf.subject = 'leaf with journal'

    leaf.save!

    assert_difference 'Issue.count', -2 do

      assert_difference 'Journal.count', -1 do

        assert_difference 'JournalDetail.count', -1 do

          Issue.find(child.id).destroy

        end

      end

    end

    root = Issue.find(root.id)

    assert root.leaf?, "Root issue is not a leaf (lft: #{root.lft}, rgt: #{root.rgt})"

  end

  def test_destroy_issue_with_grand_child

    parent = create_issue!

    issue = create_issue!(:parent_issue_id => parent.id)

    child = create_issue!(:parent_issue_id => issue.id)

    grandchild1 = create_issue!(:parent_issue_id => child.id)

    grandchild2 = create_issue!(:parent_issue_id => child.id)

    assert_difference 'Issue.count', -4 do

      Issue.find(issue.id).destroy

      parent.reload

      assert_equal [1, 2], [parent.lft, parent.rgt]

    end

  end

  def test_parent_priority_should_be_the_highest_child_priority

    parent = create_issue!(:priority => IssuePriority.find_by_name('Normal'))

    # Create children

    child1 = create_issue!(:priority => IssuePriority.find_by_name('High'), :parent_issue_id => parent.id)

    assert_equal 'High', parent.reload.priority.name

    child2 = create_issue!(:priority => IssuePriority.find_by_name('Immediate'), :parent_issue_id => child1.id)

    assert_equal 'Immediate', child1.reload.priority.name

    assert_equal 'Immediate', parent.reload.priority.name

    child3 = create_issue!(:priority => IssuePriority.find_by_name('Low'), :parent_issue_id => parent.id)

    assert_equal 'Immediate', parent.reload.priority.name

    # Destroy a child

    child1.destroy

    assert_equal 'Low', parent.reload.priority.name

    # Update a child

    child3.reload.priority = IssuePriority.find_by_name('Normal')

    child3.save!

    assert_equal 'Normal', parent.reload.priority.name

  end

  def test_parent_dates_should_be_lowest_start_and_highest_due_dates

    parent = create_issue!

    create_issue!(:start_date => '2010-01-25', :due_date => '2010-02-15', :parent_issue_id => parent.id)

    create_issue!(                             :due_date => '2010-02-13', :parent_issue_id => parent.id)

    create_issue!(:start_date => '2010-02-01', :due_date => '2010-02-22', :parent_issue_id => parent.id)

    parent.reload

    assert_equal Date.parse('2010-01-25'), parent.start_date

    assert_equal Date.parse('2010-02-22'), parent.due_date

  end

  def test_parent_done_ratio_should_be_average_done_ratio_of_leaves

    parent = create_issue!

    create_issue!(:done_ratio => 20, :parent_issue_id => parent.id)

    assert_equal 20, parent.reload.done_ratio

    create_issue!(:done_ratio => 70, :parent_issue_id => parent.id)

    assert_equal 45, parent.reload.done_ratio

    child = create_issue!(:done_ratio => 0, :parent_issue_id => parent.id)

    assert_equal 30, parent.reload.done_ratio

    create_issue!(:done_ratio => 30, :parent_issue_id => child.id)

    assert_equal 30, child.reload.done_ratio

    assert_equal 40, parent.reload.done_ratio

  end

  def test_parent_done_ratio_should_be_weighted_by_estimated_times_if_any

    parent = create_issue!

    create_issue!(:estimated_hours => 10, :done_ratio => 20, :parent_issue_id => parent.id)

    assert_equal 20, parent.reload.done_ratio

    create_issue!(:estimated_hours => 20, :done_ratio => 50, :parent_issue_id => parent.id)

    assert_equal (50 * 20 + 20 * 10) / 30, parent.reload.done_ratio

  end

  def test_parent_estimate_should_be_sum_of_leaves

    parent = create_issue!

    create_issue!(:estimated_hours => nil, :parent_issue_id => parent.id)

    assert_equal nil, parent.reload.estimated_hours

    create_issue!(:estimated_hours => 5, :parent_issue_id => parent.id)

    assert_equal 5, parent.reload.estimated_hours

    create_issue!(:estimated_hours => 7, :parent_issue_id => parent.id)

    assert_equal 12, parent.reload.estimated_hours

  end

  def test_move_parent_updates_old_parent_attributes

    first_parent = create_issue!

    second_parent = create_issue!

    child = create_issue!(:estimated_hours => 5, :parent_issue_id => first_parent.id)

    assert_equal 5, first_parent.reload.estimated_hours

    child.update_attributes(:estimated_hours => 7, :parent_issue_id => second_parent.id)

    assert_equal 7, second_parent.reload.estimated_hours

    assert_nil first_parent.reload.estimated_hours

  end

  def test_reschuling_a_parent_should_reschedule_subtasks

    parent = create_issue!

    c1 = create_issue!(:start_date => '2010-05-12', :due_date => '2010-05-18', :parent_issue_id => parent.id)

    c2 = create_issue!(:start_date => '2010-06-03', :due_date => '2010-06-10', :parent_issue_id => parent.id)

    parent.reload

    parent.reschedule_after(Date.parse('2010-06-02'))

    c1.reload

    assert_equal [Date.parse('2010-06-02'), Date.parse('2010-06-08')], [c1.start_date, c1.due_date]

    c2.reload

    assert_equal [Date.parse('2010-06-03'), Date.parse('2010-06-10')], [c2.start_date, c2.due_date] # no change

    parent.reload

    assert_equal [Date.parse('2010-06-02'), Date.parse('2010-06-10')], [parent.start_date, parent.due_date]

  end

  def test_project_copy_should_copy_issue_tree

    p = Project.create!(:name => 'Tree copy', :identifier => 'tree-copy', :tracker_ids => [1, 2])

    i1 = create_issue!(:project_id => p.id, :subject => 'i1')

    i2 = create_issue!(:project_id => p.id, :subject => 'i2', :parent_issue_id => i1.id)

    i3 = create_issue!(:project_id => p.id, :subject => 'i3', :parent_issue_id => i1.id)

    i4 = create_issue!(:project_id => p.id, :subject => 'i4', :parent_issue_id => i2.id)

    i5 = create_issue!(:project_id => p.id, :subject => 'i5')

    c = Project.new(:name => 'Copy', :identifier => 'copy', :tracker_ids => [1, 2])

    c.copy(p, :only => 'issues')

    c.reload

    assert_equal 5, c.issues.count

    ic1, ic2, ic3, ic4, ic5 = c.issues.find(:all, :order => 'subject')

    assert ic1.root?

    assert_equal ic1, ic2.parent

    assert_equal ic1, ic3.parent

    assert_equal ic2, ic4.parent

    assert ic5.root?

  end

  # Helper that creates an issue with default attributes

  def create_issue!(attributes={})

    Issue.create!({:project_id => 1, :tracker_id => 1, :author_id => 1, :subject => 'test'}.merge(attributes))

  end

end