require 'rspec' shared_examples_for 'success scenario' do it 'has status code of 200' do expect(described_class.status_code).to eq 200 end if described_class.mandatory_elements context 'has expected mandatory elements' do described_class.mandatory_elements.each do |mandatory_element| it "#{mandatory_element} element" do expect(described_class).to contain_key mandatory_element end end end end end