Fix spec

spec/models/commit_status_spec.rb

@@ -447,7 +447,10 @@ describe CommitStatus do
   describe 'set failure_reason when drop' do
     let(:commit_status) { create(:commit_status, :created) }
 
-    subject { commit_status.drop!(reason); commit_status }
+    subject do
+      commit_status.drop!(reason)
+      commit_status
+    end
 
     context 'when failure_reason is nil' do
       let(:reason) { }

spec/requests/api/commit_statuses_spec.rb

@@ -143,7 +143,7 @@ describe API::CommitStatuses do
               expect(json_response['target_url']).to be_nil
               expect(json_response['description']).to be_nil
               if status == 'failed'
-                expect(json_response['failure_reason']).to eq('api_failure')
+                expect(CommitStatus.find(json_response['id'])).to be_api_failure
               end
             end
           end