Optimistic locking for Issue and Merge Requests

1 files changed, 11 insertions, 0 deletions

diff --git a/spec/features/merge_requests/edit_mr_spec.rb b/spec/features/merge_requests/edit_mr_spec.rb
index 9e007ab7635..8ad884492d1 100644
--- a/spec/features/merge_requests/edit_mr_spec.rb
+++ b/spec/features/merge_requests/edit_mr_spec.rb
@@ -17,5 +17,16 @@ feature 'Edit Merge Request', feature: true do
     it 'form should have class js-quick-submit' do
       expect(page).to have_selector('.js-quick-submit')
     end
+
+    it 'warns about version conflict' do
+      merge_request.update(title: "New title")
+
+      fill_in 'merge_request_title', with: 'bug 345'
+      fill_in 'merge_request_description', with: 'bug description'
+
+      click_button 'Save changes'
+
+      expect(page).to have_content 'Someone edited the merge request the same time you did'
+    end
   end
 end