issue_relation_test.rb 4.38 KB
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# Redmine - project management software
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# Copyright (C) 2006-2011  Jean-Philippe Lang
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#
# 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.
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#
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# 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.
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#
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# 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.

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require File.expand_path('../../test_helper', __FILE__)
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class IssueRelationTest < ActiveSupport::TestCase
  fixtures :issue_relations, :issues

  def test_create
    from = Issue.find(1)
    to = Issue.find(2)
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    relation = IssueRelation.new :issue_from => from, :issue_to => to,
                                 :relation_type => IssueRelation::TYPE_PRECEDES
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    assert relation.save
    relation.reload
    assert_equal IssueRelation::TYPE_PRECEDES, relation.relation_type
    assert_equal from, relation.issue_from
    assert_equal to, relation.issue_to
  end
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  def test_create_minimum
    relation = IssueRelation.new :issue_from => Issue.find(1), :issue_to => Issue.find(2)
    assert relation.save
    assert_equal IssueRelation::TYPE_RELATES, relation.relation_type
  end
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  def test_follows_relation_should_be_reversed
    from = Issue.find(1)
    to = Issue.find(2)
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    relation = IssueRelation.new :issue_from => from, :issue_to => to,
                                 :relation_type => IssueRelation::TYPE_FOLLOWS
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    assert relation.save
    relation.reload
    assert_equal IssueRelation::TYPE_PRECEDES, relation.relation_type
    assert_equal to, relation.issue_from
    assert_equal from, relation.issue_to
  end
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  def test_follows_relation_should_not_be_reversed_if_validation_fails
    from = Issue.find(1)
    to = Issue.find(2)
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    relation = IssueRelation.new :issue_from => from, :issue_to => to,
                                 :relation_type => IssueRelation::TYPE_FOLLOWS,
                                 :delay => 'xx'
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    assert !relation.save
    assert_equal IssueRelation::TYPE_FOLLOWS, relation.relation_type
    assert_equal from, relation.issue_from
    assert_equal to, relation.issue_to
  end
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  def test_relation_type_for
    from = Issue.find(1)
    to = Issue.find(2)
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    relation = IssueRelation.new :issue_from => from, :issue_to => to,
                                 :relation_type => IssueRelation::TYPE_PRECEDES
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    assert_equal IssueRelation::TYPE_PRECEDES, relation.relation_type_for(from)
    assert_equal IssueRelation::TYPE_FOLLOWS, relation.relation_type_for(to)
  end
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  def test_set_issue_to_dates_without_issue_to
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    r = IssueRelation.new(:issue_from => Issue.new(:start_date => Date.today),
                          :relation_type => IssueRelation::TYPE_PRECEDES,
                          :delay => 1)
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    assert_nil r.set_issue_to_dates
  end
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  def test_set_issue_to_dates_without_issues
    r = IssueRelation.new(:relation_type => IssueRelation::TYPE_PRECEDES, :delay => 1)
    assert_nil r.set_issue_to_dates
  end
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  def test_validates_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.new(:issue_from => Issue.find(3), :issue_to => Issue.find(1), :relation_type => IssueRelation::TYPE_PRECEDES)
    assert !r.save
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    assert_not_nil r.errors[:base]
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  end
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  def test_validates_circular_dependency_on_reverse_relations
    IssueRelation.delete_all
    assert IssueRelation.create!(:issue_from => Issue.find(1), :issue_to => Issue.find(3), :relation_type => IssueRelation::TYPE_BLOCKS)
    assert IssueRelation.create!(:issue_from => Issue.find(1), :issue_to => Issue.find(2), :relation_type => IssueRelation::TYPE_BLOCKED)
    r = IssueRelation.new(:issue_from => Issue.find(2), :issue_to => Issue.find(1), :relation_type => IssueRelation::TYPE_BLOCKED)
    assert !r.save
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    assert_not_nil r.errors[:base]
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  end
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end