user.rb

  describe "#users" do
      let(:sub_reporting_group) { FactoryGirl.create(:reporting_group) }
      let(:reporting_group) { FactoryGirl.create(:reporting_group, reporting_group_ids: [sub_reporting_group.id]) }
      let(:user) { FactoryGirl.create(:user) }
      let(:team) { FactoryGirl.create(:team) }
      let(:workplace) { FactoryGirl.create(:workplace) }

      context "when user belongs to either team_id or workplace_id of a parent reporting group" do
        it "shouldn't include user when workplace_id not present" do
          user.update(team_id: team.id)
          reporting_group.update_attributes(team_ids: reporting_group.team_ids + [team.id],
                                             workplace_ids: reporting_group.workplace_ids + [workplace.id]
                                            )
          expect(reporting_group.users).not_to include(user)
        end

        it "shouldn't include user when team_id not prsent" do
          user.update(workplace_id: workplace.id)
          reporting_group.update_attributes(team_ids: reporting_group.team_ids + [team.id],
                                             workplace_ids: reporting_group.workplace_ids + [workplace.id]
                                            )
          expect(reporting_group.users).not_to include(user)
        end

        it "should include user if user belongs to either team_id or workplace in a sub reporting group " do
          user.update_attributes(workplace_id: workplace.id, team_id: team.id)
          sub_reporting_group.update_attributes(team_ids: sub_reporting_group.team_ids + [team.id],
                                                workplace_ids: sub_reporting_group.workplace_ids + [workplace.id]
                                               )
          expect(reporting_group.users).to include(user)
        end
      end

      context "when user belongs to both team_id and workplace_id of a parent reporting group" do
        it "should include user" do
          user.update_attributes(workplace_id: workplace.id, team_id: team.id)
          reporting_group.update_attributes(team_ids: reporting_group.team_ids + [team.id],
                                            workplace_ids: reporting_group.workplace_ids + [workplace.id]
                                           )
          expect(reporting_group.users).to include(user)
        end
      end
  end