Extend specs for summary build status

Additional specs cover a case when one of the builds is running but
allowed to fail. Previous implementation returned `running` status,
which is wrong. This behavior has been changed in 8.5, this commit adds
missing specs.

spec/lib/ci/status_spec.rb

@@ -4,38 +4,68 @@ describe Ci::Status do
   describe '.get_status' do
     subject { described_class.get_status(statuses) }
     
-    [:ci_build, :generic_commit_status].each do |type|
-      context "for #{type}" do
-        context 'all successful' do
-          let(:statuses) { Array.new(2) { create(type, status: :success) } }
-          it { is_expected.to eq 'success' }
-        end
+    shared_examples 'build status summary' do
+      context 'all successful' do
+        let(:statuses) { Array.new(2) { create(type, status: :success) } }
+        it { is_expected.to eq 'success' }
+      end
 
-        context 'at least one failed' do
-          let(:statuses) { [create(type, status: :success), create(type, status: :failed)] }
-          it { is_expected.to eq 'failed' }
+      context 'at least one failed' do
+        let(:statuses) do
+          [create(type, status: :success), create(type, status: :failed)]
         end
 
-        context 'at least one running' do
-          let(:statuses) { [create(type, status: :success), create(type, status: :running)] }
-          it { is_expected.to eq 'running' }
+        it { is_expected.to eq 'failed' }
+      end
+
+      context 'at least one running' do
+        let(:statuses) do
+          [create(type, status: :success), create(type, status: :running)]
         end
 
-        context 'at least one pending' do
-          let(:statuses) { [create(type, status: :success), create(type, status: :pending)] }
-          it { is_expected.to eq 'running' }
+        it { is_expected.to eq 'running' }
+      end
+
+      context 'at least one pending' do
+        let(:statuses) do
+          [create(type, status: :success), create(type, status: :pending)]
         end
 
-        context 'success and failed but allowed to fail' do
-          let(:statuses) { [create(type, status: :success), create(type, status: :failed, allow_failure: true)] }
-          it { is_expected.to eq 'success' }
+        it { is_expected.to eq 'running' }
+      end
+
+      context 'success and failed but allowed to fail' do
+        let(:statuses) do
+          [create(type, status: :success),
+           create(type, status: :failed, allow_failure: true)]
         end
 
-        context 'one failed but allowed to fail' do
-          let(:statuses) { [create(type, status: :failed, allow_failure: true)] }
-          it { is_expected.to eq 'success' }
+        it { is_expected.to eq 'success' }
+      end
+
+      context 'one failed but allowed to fail' do
+        let(:statuses) { [create(type, status: :failed, allow_failure: true)] }
+        it { is_expected.to eq 'success' }
+      end
+
+      context 'one finished and second running but allowed to fail' do
+        let(:statuses) do
+          [create(type, status: :success),
+           create(type, status: :running, allow_failure: true)]
         end
+
+        it { is_expected.to eq 'running' }
       end
     end
+
+    context 'ci build statuses' do
+      let(:type) { :ci_build }
+      it_behaves_like 'build status summary'
+    end
+
+    context 'generic commit statuses' do
+      let(:type) { :generic_commit_status }
+      it_behaves_like 'build status summary'
+    end
   end
 end