Service integration displays validation errors on test fail

Fixes attempts to update a service integration which had `can_test?`
set to true but validations were causing the "Test and save changes"
button to return "Something went wrong on our end."

Removes references to index action left from 0af99433143727088b6a0a1b2163751c05d80ce6

1 files changed, 12 insertions, 0 deletions

diff --git a/spec/controllers/projects/services_controller_spec.rb b/spec/controllers/projects/services_controller_spec.rb
index 847ac6f2be0..e4dc61b3a68 100644
--- a/spec/controllers/projects/services_controller_spec.rb
+++ b/spec/controllers/projects/services_controller_spec.rb
@@ -23,6 +23,18 @@ describe Projects::ServicesController do
       end
     end
 
+    context 'when validations fail' do
+      let(:service_params) { { active: 'true', token: '' } }
+
+      it 'returns error messages in JSON response' do
+        put :test, namespace_id: project.namespace, project_id: project, id: :hipchat, service: service_params
+
+        expect(json_response['message']).to eq "Validations failed."
+        expect(json_response['service_response']).to eq "Token can't be blank"
+        expect(response).to have_gitlab_http_status(200)
+      end
+    end
+
     context 'success' do
       context 'with empty project' do
         let(:project) { create(:project) }