Add method that returns commands for ci job entry

lib/ci/gitlab_ci_yaml_processor.rb

@@ -55,12 +55,7 @@ module Ci
       {
         stage_idx: @stages.index(job[:stage]),
         stage: job[:stage],
-        ##
-        # Refactoring note:
-        #  - before script behaves differently than after script
-        #  - after script returns an array of commands
-        #  - before script should be a concatenated command
-        commands: [job[:before_script], job[:script]].flatten.compact.join("\n"),
+        commands: job[:commands],
         tag_list: job[:tags] || [],
         name: job[:name].to_s,
         allow_failure: job[:allow_failure] || false,

lib/gitlab/ci/config/node/job.rb

@@ -80,7 +80,7 @@ module Gitlab
 
           helpers :before_script, :script, :stage, :type, :after_script,
                   :cache, :image, :services, :only, :except, :variables,
-                  :artifacts
+                  :artifacts, :commands
 
           def compose!(deps = nil)
             super do
@@ -102,6 +102,10 @@ module Gitlab
             @config.merge(to_hash.compact)
           end
 
+          def commands
+            (before_script_value.to_a + script_value.to_a).join("\n")
+          end
+
           private
 
           def inherit!(deps)
@@ -121,6 +125,7 @@ module Gitlab
             { name: name,
               before_script: before_script,
               script: script,
+              commands: commands,
               image: image,
               services: services,
               stage: stage,

spec/lib/gitlab/ci/config/node/global_spec.rb

@@ -141,9 +141,10 @@ describe Gitlab::Ci::Config::Node::Global do
         describe '#jobs' do
           it 'returns jobs configuration' do
             expect(global.jobs).to eq(
-              rspec: { script: %w[rspec ls],
-                       name: :rspec,
+              rspec: { name: :rspec,
+                       script: %w[rspec ls],
                        before_script: ['ls', 'pwd'],
+                       commands: "ls\npwd\nrspec\nls",
                        image: 'ruby:2.2',
                        services: ['postgres:9.1', 'mysql:5.5'],
                        stage: 'test',
@@ -151,8 +152,9 @@ describe Gitlab::Ci::Config::Node::Global do
                        variables: { VAR: 'value' },
                        after_script: ['make clean'] },
               spinach: { name: :spinach,
-                         script: %w[spinach],
                          before_script: [],
+                         script: %w[spinach],
+                         commands: 'spinach',
                          image: 'ruby:2.2',
                          services: ['postgres:9.1', 'mysql:5.5'],
                          stage: 'test',

spec/lib/gitlab/ci/config/node/job_spec.rb

@@ -59,27 +59,6 @@ describe Gitlab::Ci::Config::Node::Job do
     end
   end
 
-  describe '#value' do
-    before { entry.compose! }
-
-    context 'when entry is correct' do
-      let(:config) do
-        { before_script: %w[ls pwd],
-          script: 'rspec',
-          after_script: %w[cleanup] }
-      end
-
-      it 'returns correct value' do
-        expect(entry.value)
-          .to eq(name: :rspec,
-                 before_script: %w[ls pwd],
-                 script: %w[rspec],
-                 stage: 'test',
-                 after_script: %w[cleanup])
-      end
-    end
-  end
-
   describe '#relevant?' do
     it 'is a relevant entry' do
       expect(entry).to be_relevant
@@ -122,4 +101,40 @@ describe Gitlab::Ci::Config::Node::Job do
       end
     end
   end
+
+  context 'when composed' do
+    before { entry.compose! }
+
+    describe '#value' do
+      before { entry.compose! }
+
+      context 'when entry is correct' do
+        let(:config) do
+          { before_script: %w[ls pwd],
+            script: 'rspec',
+            after_script: %w[cleanup] }
+        end
+
+        it 'returns correct value' do
+          expect(entry.value)
+            .to eq(name: :rspec,
+                   before_script: %w[ls pwd],
+                   script: %w[rspec],
+                   commands: "ls\npwd\nrspec",
+                   stage: 'test',
+                   after_script: %w[cleanup])
+        end
+      end
+    end
+
+    describe '#commands' do
+      let(:config) do
+        { before_script: %w[ls pwd], script: 'rspec' }
+      end
+
+      it 'returns a string of commands concatenated with new line character' do
+        expect(entry.commands).to eq "ls\npwd\nrspec"
+      end
+    end
+  end
 end

spec/lib/gitlab/ci/config/node/jobs_spec.rb

@@ -61,9 +61,11 @@ describe Gitlab::Ci::Config::Node::Jobs do
         expect(entry.value).to eq(
           rspec: { name: :rspec,
                    script: %w[rspec],
+                   commands: 'rspec',
                    stage: 'test' },
           spinach: { name: :spinach,
                      script: %w[spinach],
+                     commands: 'spinach',
                      stage: 'test' })
       end
     end