Merge branch '24915_merge_slash_command' into 'master'

Support `/merge` slash command for MRs

Closes #24915

See merge request !7746

1 files changed, 45 insertions, 0 deletions

diff --git a/spec/features/merge_requests/user_uses_slash_commands_spec.rb b/spec/features/merge_requests/user_uses_slash_commands_spec.rb
index b1b3a47a1ce..b13674b4db9 100644
--- a/spec/features/merge_requests/user_uses_slash_commands_spec.rb
+++ b/spec/features/merge_requests/user_uses_slash_commands_spec.rb
@@ -68,6 +68,51 @@ feature 'Merge Requests > User uses slash commands', feature: true, js: true do
       end
     end
 
+    describe 'merging the MR from the note' do
+      context 'when the current user can merge the MR' do
+        it 'merges the MR' do
+          write_note("/merge")
+
+          expect(page).to have_content 'Commands applied'
+
+          expect(merge_request.reload).to be_merged
+        end
+      end
+
+      context 'when the head diff changes in the meanwhile' do
+        before do
+          merge_request.source_branch = 'another_branch'
+          merge_request.save
+        end
+
+        it 'does not merge the MR' do
+          write_note("/merge")
+
+          expect(page).not_to have_content 'Your commands have been executed!'
+
+          expect(merge_request.reload).not_to be_merged
+        end
+      end
+
+      context 'when the current user cannot merge the MR' do
+        let(:guest) { create(:user) }
+        before do
+          project.team << [guest, :guest]
+          logout
+          login_with(guest)
+          visit namespace_project_merge_request_path(project.namespace, project, merge_request)
+        end
+
+        it 'does not merge the MR' do
+          write_note("/merge")
+
+          expect(page).not_to have_content 'Your commands have been executed!'
+
+          expect(merge_request.reload).not_to be_merged
+        end
+      end
+    end
+
     describe 'adding a due date from note' do
       it 'does not recognize the command nor create a note' do
         write_note('/due 2016-08-28')