1 files changed, 63 insertions, 0 deletions
diff --git a/spec/support/shared_examples/project_latest_successful_build_for_examples.rb b/spec/support/shared_examples/project_latest_successful_build_for_examples.rb
new file mode 100644
index 00000000000..a9bd23e9fc9
--- /dev/null
+++ b/spec/support/shared_examples/project_latest_successful_build_for_examples.rb
@@ -0,0 +1,63 @@
+# frozen_string_literal: true
+
+shared_examples 'latest successful build for sha or ref' do
+  context 'with many builds' do
+    let(:other_pipeline) { create_pipeline(project) }
+    let(:other_build) { create_build(other_pipeline, 'test') }
+    let(:build_name) { other_build.name }
+
+    before do
+      pipeline1 = create_pipeline(project)
+      pipeline2 = create_pipeline(project)
+      create_build(pipeline1, 'test')
+      create_build(pipeline1, 'test2')
+      create_build(pipeline2, 'test2')
+    end
+
+    it 'gives the latest builds from latest pipeline' do
+      expect(subject).to eq(other_build)
+    end
+  end
+
+  context 'with succeeded pipeline' do
+    let!(:build) { create_build }
+    let(:build_name) { build.name }
+
+    context 'standalone pipeline' do
+      it 'returns builds for ref for default_branch' do
+        expect(subject).to eq(build)
+      end
+
+      context 'with nonexistent build' do
+        let(:build_name) { 'TAIL' }
+
+        it 'returns empty relation if the build cannot be found' do
+          expect(subject).to be_nil
+        end
+      end
+    end
+
+    context 'with some pending pipeline' do
+      before do
+        create_build(create_pipeline(project, 'pending'))
+      end
+
+      it 'gives the latest build from latest pipeline' do
+        expect(subject).to eq(build)
+      end
+    end
+  end
+
+  context 'with pending pipeline' do
+    let!(:pending_build) { create_build(pipeline) }
+    let(:build_name) { pending_build.name }
+
+    before do
+      pipeline.update(status: 'pending')
+    end
+
+    it 'returns empty relation' do
+      expect(subject).to be_nil
+    end
+  end
+end