require 'spec_helper' describe Gitlab::Ci::Pipeline::Chain::Sequence do set(:project) { create(:project) } set(:user) { create(:user) } let(:pipeline) { build_stubbed(:ci_pipeline) } let(:command) { Gitlab::Ci::Pipeline::Chain::Command.new } let(:first_step) { spy('first step') } let(:second_step) { spy('second step') } let(:sequence) { [first_step, second_step] } subject do described_class.new(pipeline, command, sequence) end context 'when one of steps breaks the chain' do before do allow(first_step).to receive(:break?).and_return(true) end it 'does not process the second step' do subject.build! do |pipeline, sequence| expect(sequence).not_to be_complete end expect(second_step).not_to have_received(:perform!) end it 'returns a pipeline object' do expect(subject.build!).to eq pipeline end end context 'when all chains are executed correctly' do before do sequence.each do |step| allow(step).to receive(:break?).and_return(false) end end it 'iterates through entire sequence' do subject.build! do |pipeline, sequence| expect(sequence).to be_complete end expect(first_step).to have_received(:perform!) expect(second_step).to have_received(:perform!) end it 'returns a pipeline object' do expect(subject.build!).to eq pipeline end end end