#-- copyright
# OpenProject Backlogs Plugin
#
# Copyright (C)2013 the OpenProject Foundation (OPF)
# Copyright (C)2011 Stephan Eckardt, Tim Felgentreff, Marnen Laibow-Koser, Sandro Munda
# Copyright (C)2010-2011 friflaj
# Copyright (C)2010 Maxime Guilbot, Andrew Vit, Joakim Kolsjö, ibussieres, Daniel Passos, Jason Vasquez, jpic, Emiliano Heyns
# Copyright (C)2009-2010 Mark Maglana
# Copyright (C)2009 Joe Heck, Nate Lowrie
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License version 3.
#
# OpenProject Backlogs is a derivative work based on ChiliProject Backlogs.
# The copyright follows:
# Copyright (C) 2010-2011 - Emiliano Heyns, Mark Maglana, friflaj
# Copyright (C) 2011 - Jens Ulferts, Gregor Schmidt - Finn GmbH - Berlin, Germany
#
# 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.
#
# See doc/COPYRIGHT.rdoc for more details.
#++

require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe WorkPackage, "fixed version restricted by an work_package parents (if it's a task)" do
  let(:type_feature) { FactoryGirl.build(:type_feature) }
  let(:type_task) { FactoryGirl.build(:type_task) }
  let(:type_bug) { FactoryGirl.build(:type_bug) }
  let(:version1) { project.versions.first }
  let(:version2) { project.versions.last }
  let(:role) { FactoryGirl.build(:role) }
  let(:user) { FactoryGirl.build(:user) }
  let(:issue_priority) { FactoryGirl.build(:priority) }
  let(:status) { FactoryGirl.build(:status, :name => "status 1", :is_default => true) }

  let(:project) do
    p = FactoryGirl.build(:project, :members => [FactoryGirl.build(:member,
                                                           :principal => user,
                                                           :roles => [role])],
                                :types => [type_feature, type_task, type_bug])

    p.versions << FactoryGirl.build(:version, :name => "Version1", :project => p)
    p.versions << FactoryGirl.build(:version, :name => "Version2", :project => p)

    p
  end


  let(:story) do
    story = FactoryGirl.build(:work_package,
                              :subject => "Story",
                              :project => project,
                              :type => type_feature,
                              :fixed_version => version1,
                              :status => status,
                              :author => user,
                              :priority => issue_priority)
    story.project.enabled_module_names += ["backlogs"]
    story
  end

  let(:story2) do
    story = FactoryGirl.build(:work_package,
                              :subject => "Story2",
                              :project => project,
                              :type => type_feature,
                              :fixed_version => version1,
                              :status => status,
                              :author => user,
                              :priority => issue_priority)
    story.project.enabled_module_names += ["backlogs"]
    story
  end


  let(:task) { FactoryGirl.build(:work_package,
                                 :subject => "Task",
                                 :type => type_task,
                                 :fixed_version => version1,
                                 :project => project,
                                 :status => status,
                                 :author => user,
                                 :priority => issue_priority) }

  let(:task2) { FactoryGirl.build(:work_package,
                                  :subject => "Task2",
                                  :type => type_task,
                                  :fixed_version => version1,
                                  :project => project,
                                  :status => status,
                                  :author => user,
                                  :priority => issue_priority) }

  let(:bug) { FactoryGirl.build(:work_package,
                                :subject => "Bug",
                                :type => type_bug,
                                :fixed_version => version1,
                                :project => project,
                                :status => status,
                                :author => user,
                                :priority => issue_priority) }

  let(:bug2) { FactoryGirl.build(:work_package,
                                 :subject => "Bug2",
                                 :type => type_bug,
                                 :fixed_version => version1,
                                 :project => project,
                                 :status => status,
                                 :author => user,
                                 :priority => issue_priority) }

  shared_examples_for "fixed version beeing inherited from the parent" do

    before(:each) do
      parent.save!
      subject.parent_id = parent.id unless subject.parent_id.present?
      subject.save!
      parent.reload
    end

    describe "WITHOUT a fixed version and the parent also having no fixed version" do
      before(:each) do
        parent.fixed_version = nil
        parent.save!
        subject.reload
        subject.fixed_version = nil
        subject.save!
      end

      it { subject.reload.fixed_version.should be_nil }
    end

    describe "WITHOUT a fixed version and the parent having a fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = nil
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end

    describe "WITH a fixed version and the parent having a different fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = version2
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end

    describe "WITH a fixed version and the parent having the same fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = version1
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end

    describe "WITH a fixed version and the parent having no fixed version" do
      before(:each) do
        parent.fixed_version = nil
        parent.save!
        subject.reload
        subject.fixed_version = version1
        subject.save!
      end

      it { subject.reload.fixed_version.should be_nil }
    end
  end

  shared_examples_for "fixed version not beeing inherited from the parent" do

    before(:each) do
      parent.save!
      subject.parent_id = parent.id unless subject.parent_id.present?
      subject.save!
      parent.reload
    end

    describe "WITHOUT a fixed version and the parent also having no fixed version" do
      before(:each) do
        parent.fixed_version = nil
        parent.save!
        subject.reload
        subject.fixed_version = nil
        subject.save!
      end

      it { subject.reload.fixed_version.should be_nil }
    end

    describe "WITHOUT a fixed version and the parent having a fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = nil
        subject.save!
      end

      it { subject.reload.fixed_version.should be_nil }
    end

    describe "WITH a fixed version and the parent having a different fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = version2
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version2 }
    end

    describe "WITH a fixed version and the parent having the same fixed version" do
      before(:each) do
        parent.fixed_version = version1
        parent.save!
        subject.fixed_version = version1
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end

    describe "WITH a fixed version and the parent having no fixed version" do
      before(:each) do
        parent.fixed_version = nil
        parent.save!
        subject.reload
        subject.fixed_version = version1
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end
  end

  shared_examples_for "fixed version without restriction" do
    describe "WITHOUT a fixed version" do
      before(:each) do
        subject.fixed_version = nil
        subject.save!
      end

      it { subject.reload.fixed_version.should be_nil }
    end

    describe "WITH a fixed version" do
      before(:each) do
        subject.fixed_version = version1
        subject.save!
      end

      it { subject.reload.fixed_version.should eql version1 }
    end
  end

  before(:each) do
    project.save!

    Setting.stub(:plugin_openproject_backlogs).and_return({"points_burn_direction" => "down",
                                                           "wiki_template"         => "",
                                                           "card_spec"             => "Sattleford VM-5040",
                                                           "story_types"           => [type_feature.id],
                                                           "task_type"             => type_task.id.to_s})
  end

  describe "WITH a story" do
    subject { story }

    describe "WITHOUT a parent work_package" do
      it_should_behave_like "fixed version without restriction"
    end

    describe "WITH a story as it's parent" do
      let(:parent) { story2 }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end

    describe "WITH a non backlogs tracked work_package as it's parent" do
      let(:parent) { bug }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end
  end

  describe "WITH a task" do
    subject { task }

    describe "WITHOUT a parent work_package (would then be an impediment)" do
      it_should_behave_like "fixed version without restriction"
    end

    describe "WITH a task as it's parent" do
      before(:each) do
        story.save!
        task2.parent_id = story.id
        task2.save!
        story.reload
        task.parent_id = task2.id
        task.save!
        task2.reload
        story.reload
      end

      # It's actually the grandparent but it makes no difference for the test
      let(:parent) { story }

      it_should_behave_like "fixed version beeing inherited from the parent"
    end

    describe "WITH a story as it's parent" do
      let(:parent) { story }

      it_should_behave_like "fixed version beeing inherited from the parent"
    end

    describe "WITH a non backlogs tracked work_package as it's parent" do
      let(:parent) { bug }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end
  end

  describe "WITH a non backlogs work_package" do
    subject { bug }

    describe "WITHOUT a parent work_package" do
      it_should_behave_like "fixed version without restriction"
    end

    describe "WITH a task as it's parent" do
      let(:parent) { task2 }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end

    describe "WITH a story as it's parent" do
      let(:parent) { story }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end

    describe "WITH a non backlogs tracked work_package as it's parent" do
      let(:parent) { bug2 }

      it_should_behave_like "fixed version not beeing inherited from the parent"
    end
  end
end