require 'spec_helper' describe Subscription do describe 'relationships' do it { is_expected.to belong_to(:project) } it { is_expected.to belong_to(:subscribable) } it { is_expected.to belong_to(:user) } end describe 'validations' do it { is_expected.to validate_presence_of(:subscribable) } it { is_expected.to validate_presence_of(:user) } it 'validates uniqueness of project_id scoped to subscribable_id, subscribable_type, and user_id' do create(:subscription) expect(subject).to validate_uniqueness_of(:project_id).scoped_to([:subscribable_id, :subscribable_type, :user_id]) end end end