Create PipelineDetailsEntity

Now we have a PipelineEntity which is a bit smaller, mostly in bytes
needing to send to the frontend. PipelineDetailsEntity is the default
for the PipelineSerializer, limiting the changes needed.

This commit also incorporates the review.

1 files changed, 120 insertions, 0 deletions

diff --git a/spec/serializers/pipeline_details_entity_spec.rb b/spec/serializers/pipeline_details_entity_spec.rb
new file mode 100644
index 00000000000..ac8d8fa8662
--- /dev/null
+++ b/spec/serializers/pipeline_details_entity_spec.rb
@@ -0,0 +1,120 @@
+require 'spec_helper'
+
+describe PipelineDetailsEntity do
+  set(:user) { create(:user) }
+  let(:request) { double('request') }
+
+  it 'inherrits from PipelineEntity' do
+    expect(described_class).to be < PipelineEntity
+  end
+
+  before do
+    allow(request).to receive(:current_user).and_return(user)
+  end
+
+  let(:entity) do
+    described_class.represent(pipeline, request: request)
+  end
+
+  describe '#as_json' do
+    subject { entity.as_json }
+
+    context 'when pipeline is empty' do
+      let(:pipeline) { create(:ci_empty_pipeline) }
+
+      it 'contains details' do
+        expect(subject).to include :details
+        expect(subject[:details])
+          .to include :duration, :finished_at
+        expect(subject[:details])
+          .to include :stages, :artifacts, :manual_actions
+        expect(subject[:details][:status]).to include :icon, :favicon, :text, :label
+      end
+
+      it 'contains flags' do
+        expect(subject).to include :flags
+        expect(subject[:flags])
+          .to include :latest, :triggered, :stuck,
+                      :yaml_errors, :retryable, :cancelable
+      end
+    end
+
+    context 'when pipeline is retryable' do
+      let(:project) { create(:empty_project) }
+
+      let(:pipeline) do
+        create(:ci_pipeline, status: :success, project: project)
+      end
+
+      before do
+        create(:ci_build, :failed, pipeline: pipeline)
+      end
+
+      context 'user has ability to retry pipeline' do
+        before { project.team << [user, :developer] }
+
+        it 'retryable flag is true' do
+          expect(subject[:flags][:retryable]).to eq true
+        end
+      end
+
+      context 'user does not have ability to retry pipeline' do
+        it 'retryable flag is false' do
+          expect(subject[:flags][:retryable]).to eq false
+        end
+      end
+    end
+
+    context 'when pipeline is cancelable' do
+      let(:project) { create(:empty_project) }
+
+      let(:pipeline) do
+        create(:ci_pipeline, status: :running, project: project)
+      end
+
+      before do
+        create(:ci_build, :pending, pipeline: pipeline)
+      end
+
+      context 'user has ability to cancel pipeline' do
+        before { project.add_developer(user) }
+
+        it 'cancelable flag is true' do
+          expect(subject[:flags][:cancelable]).to eq true
+        end
+      end
+
+      context 'user does not have ability to cancel pipeline' do
+        it 'cancelable flag is false' do
+          expect(subject[:flags][:cancelable]).to eq false
+        end
+      end
+    end
+
+    context 'when pipeline has YAML errors' do
+      let(:pipeline) do
+        create(:ci_pipeline, config: { rspec: { invalid: :value } })
+      end
+
+      it 'contains information about error' do
+        expect(subject[:yaml_errors]).to be_present
+      end
+
+      it 'contains flag that indicates there are errors' do
+        expect(subject[:flags][:yaml_errors]).to be true
+      end
+    end
+
+    context 'when pipeline does not have YAML errors' do
+      let(:pipeline) { create(:ci_empty_pipeline) }
+
+      it 'does not contain field that normally holds an error' do
+        expect(subject).not_to have_key(:yaml_errors)
+      end
+
+      it 'contains flag that indicates there are no errors' do
+        expect(subject[:flags][:yaml_errors]).to be false
+      end
+    end
+  end
+end