require 'spec_helper' describe Gitlab::Ci::Config::Entry::Service do let(:entry) { described_class.new(config) } before do entry.compose! end context 'when configuration is a string' do let(:config) { 'postgresql:9.5' } describe '#valid?' do it 'is valid' do expect(entry).to be_valid end end describe '#value' do it 'returns valid hash' do expect(entry.value).to include(name: 'postgresql:9.5') end end describe '#image' do it "returns service's image name" do expect(entry.name).to eq 'postgresql:9.5' end end describe '#alias' do it "returns service's alias" do expect(entry.alias).to be_nil end end describe '#command' do it "returns service's command" do expect(entry.command).to be_nil end end describe '#ports' do it "returns service's ports" do expect(entry.ports).to be_nil end end end context 'when configuration is a hash' do let(:config) do { name: 'postgresql:9.5', alias: 'db', command: %w(cmd run), entrypoint: %w(/bin/sh run) } end describe '#valid?' do it 'is valid' do expect(entry).to be_valid end end describe '#value' do it 'returns valid hash' do expect(entry.value).to eq config end end describe '#image' do it "returns service's image name" do expect(entry.name).to eq 'postgresql:9.5' end end describe '#alias' do it "returns service's alias" do expect(entry.alias).to eq 'db' end end describe '#command' do it "returns service's command" do expect(entry.command).to eq %w(cmd run) end end describe '#entrypoint' do it "returns service's entrypoint" do expect(entry.entrypoint).to eq %w(/bin/sh run) end end context 'when configuration has ports' do let(:ports) { [{ number: 80, protocol: 'http', name: 'foobar' }] } let(:config) do { name: 'postgresql:9.5', alias: 'db', command: %w(cmd run), entrypoint: %w(/bin/sh run), ports: ports } end let(:entry) { described_class.new(config, { with_image_ports: image_ports }) } let(:image_ports) { false } context 'when with_image_ports metadata is not enabled' do describe '#valid?' do it 'is not valid' do expect(entry).not_to be_valid expect(entry.errors).to include("service config contains disallowed keys: ports") end end end context 'when with_image_ports metadata is enabled' do let(:image_ports) { true } describe '#valid?' do it 'is valid' do expect(entry).to be_valid end context 'when unknown port keys detected' do let(:ports) { [{ number: 80, invalid_key: 'foo' }] } it 'is not valid' do expect(entry).not_to be_valid expect(entry.errors.first) .to match /port config contains unknown keys: invalid_key/ end end end describe '#ports' do it "returns image's ports" do expect(entry.ports).to eq ports end end end end end context 'when entry value is not correct' do let(:config) { ['postgresql:9.5'] } describe '#errors' do it 'saves errors' do expect(entry.errors.first) .to match /config should be a hash or a string/ end end describe '#valid?' do it 'is not valid' do expect(entry).not_to be_valid end end end context 'when unexpected key is specified' do let(:config) { { name: 'postgresql:9.5', non_existing: 'test' } } describe '#errors' do it 'saves errors' do expect(entry.errors.first) .to match /config contains unknown keys: non_existing/ end end describe '#valid?' do it 'is not valid' do expect(entry).not_to be_valid end end end context 'when service has ports' do let(:ports) { [{ number: 80, protocol: 'http', name: 'foobar' }] } let(:config) do { name: 'postgresql:9.5', command: %w(cmd run), entrypoint: %w(/bin/sh run), ports: ports } end it 'alias field is mandatory' do expect(entry).not_to be_valid expect(entry.errors).to include("service alias can't be blank") end end context 'when service does not have ports' do let(:config) do { name: 'postgresql:9.5', alias: 'db', command: %w(cmd run), entrypoint: %w(/bin/sh run) } end it 'alias field is optional' do expect(entry).to be_valid end end end