#-- copyright
# OpenProject Global Roles Plugin
#
# Copyright (C) 2010 - 2014 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# version 3.
#
# 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(File.dirname(__FILE__) + '/../spec_helper')

describe GlobalRole, type: :model do
  before { GlobalRole.create name: 'globalrole', permissions: ['permissions'] }

  it { is_expected.to have_many :principals }
  it { is_expected.to have_many :principal_roles }
  it { is_expected.to validate_presence_of :name }
  it { is_expected.to validate_uniqueness_of :name }
  it { is_expected.to validate_length_of(:name).is_at_most(30) }

  describe 'attributes' do
    before { @role = GlobalRole.new }

    subject { @role }

    it { is_expected.to respond_to :name }
    it { is_expected.to respond_to :permissions }
    it { is_expected.to respond_to :position }
  end

  describe 'class methods' do
    describe 'WITH available global permissions defined' do
      before do
        @permission_options = [:perm1, :perm2, :perm3]
        allow(Redmine::AccessControl).to receive(:global_permissions).and_return(@permission_options)
      end

      describe '#setable_permissions' do
        it { expect(GlobalRole.setable_permissions).to eql @permission_options }
      end
    end
  end

  describe 'instance methods' do
    before do
      @role = GlobalRole.new

      if costs_plugin_loaded?
        @perm = Object.new
        allow(Redmine::AccessControl).to receive(:permission).and_return @perm
        allow(@perm).to receive(:inherited_by).and_return([])
        allow(@perm).to receive(:name).and_return(:perm)
        allow(@perm).to receive(:inherits).and_return([])
      end
    end

    describe 'WITH no attributes set' do
      before do
        @role = GlobalRole.new
      end

      describe '#permissions' do
        subject { @role.permissions }

        it { is_expected.to be_an_instance_of(Array) }
        it 'has no items' do
          expect(subject.size).to eq(0)
        end
      end

      describe '#has_permission?' do
        it { expect(@role.has_permission?(:perm)).to be_falsey }
      end

      describe '#allowed_to?' do
        describe 'WITH requested permission' do
          it { expect(@role.allowed_to?(:perm1)).to be_falsey }
        end
      end
    end

    describe 'WITH set permissions' do
      before { @role = GlobalRole.new permissions: [:perm1, :perm2, :perm3] }

      describe '#has_permission?' do
        it { expect(@role.has_permission?(:perm1)).to be_truthy }
        it { expect(@role.has_permission?('perm1')).to be_truthy }
        it { expect(@role.has_permission?(:perm5)).to be_falsey }
      end

      describe '#allowed_to?' do
        describe 'WITH requested permission' do
          it { expect(@role.allowed_to?(:perm1)).to be_truthy }
          it { expect(@role.allowed_to?(:perm5)).to be_falsey }
        end
      end
    end

    describe 'WITH available global permissions defined' do
      before do
        @role = GlobalRole.new
        @permission_options = [:perm1, :perm2, :perm3]
        allow(Redmine::AccessControl).to receive(:global_permissions).and_return(@permission_options)
      end

      describe '#setable_permissions' do
        it { expect(@role.setable_permissions).to eql @permission_options }
      end
    end

    describe 'WITH set name' do
      before { @role = GlobalRole.new name: 'name' }

      describe '#to_s' do
        it { expect(@role.to_s).to eql('name') }
      end
    end

    describe '#destroy' do
      before { @role = GlobalRole.create name: 'global' }

      it { @role.destroy }
    end

    describe '#assignable' do
      it { expect(@role.assignable).to be_falsey }
    end

    describe '#assignable=' do
      it { expect { @role.assignable = true }.to raise_error ArgumentError }
      it { expect { @role.assignable = false }.not_to raise_error }
    end

    describe '#assignable_to?' do
      before(:each) do
        @role = FactoryBot.build(:global_role)
        @user = FactoryBot.build(:user)
      end
      it 'always true global roles for now' do
        expect(@role.assignable_to?(@user)).to be_truthy
      end
    end
  end
end