1 files changed, 26 insertions, 0 deletions
diff --git a/spec/presenters/commit_status_presenter_spec.rb b/spec/presenters/commit_status_presenter_spec.rb
index f81ee44e371..2b7742ddbb8 100644
--- a/spec/presenters/commit_status_presenter_spec.rb
+++ b/spec/presenters/commit_status_presenter_spec.rb
@@ -12,4 +12,30 @@ describe CommitStatusPresenter do
   it 'inherits from Gitlab::View::Presenter::Delegated' do
     expect(described_class.superclass).to eq(Gitlab::View::Presenter::Delegated)
   end
+
+  describe 'covers all failure reasons' do
+    let(:message) { presenter.callout_failure_message }
+
+    CommitStatus.failure_reasons.keys.each do |failure_reason|
+      context failure_reason do
+        before do
+          build.failure_reason = failure_reason
+        end
+
+        it "is a valid status" do
+          expect { message }.not_to raise_error
+        end
+      end
+    end
+
+    context 'invalid failure message' do
+      before do
+        expect(build).to receive(:failure_reason) { 'invalid failure message' }
+      end
+
+      it "is an invalid status" do
+        expect { message }.to raise_error(/key not found:/)
+      end
+    end
+  end
 end