#-- copyright
# OpenProject is an open source project management software.
# Copyright (C) 2012-2021 the OpenProject GmbH
#
# 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 is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2013 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# 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 COPYRIGHT and LICENSE files for more details.
#++

require 'spec_helper'

describe Category, type: :model do
  let(:project) { FactoryBot.create(:project) }
  let(:created_category) { FactoryBot.create(:category, project: project, assigned_to: assignee) }
  let(:assignee) { nil }

  describe '#create' do
    it 'is creatable and takes the attributes' do
      category = described_class.create project: project, name: 'New category'

      expect(category.attributes.slice('project_id', 'name'))
        .to eq('project_id' => project.id, 'name' => 'New category')
    end

    context 'with a group assignment' do
      let(:group) do
        FactoryBot.create(:group,
                          member_in_project: project,
                          member_with_permissions: [])
      end
      let(:assignee) { group }

      it 'allows to assign groups' do
        expect(created_category.assigned_to)
          .to eq group
      end
    end
  end

  describe '#destroy' do
    let!(:work_package) { FactoryBot.create(:work_package, project: project, category: created_category) }

    it 'nullifies existing assignments to a work package' do
      created_category.destroy

      expect(work_package.reload.category_id)
        .to be_nil
    end

    it 'allows reassigning to a different category' do
      other_category = FactoryBot.create(:category, project: project)

      created_category.destroy(other_category)

      expect(work_package.reload.category)
        .to eq other_category
    end
  end
end