Allow bulk-updating to remove all labels

Instead of passing `remove_label_ids`, just pass an empty array for
`label_ids` (and don't pass `add_label_ids` or `remove_label_ids`).

1 files changed, 8 insertions, 0 deletions

diff --git a/spec/services/issues/bulk_update_service_spec.rb b/spec/services/issues/bulk_update_service_spec.rb
index c777d475dd4..ad19fe0f151 100644
--- a/spec/services/issues/bulk_update_service_spec.rb
+++ b/spec/services/issues/bulk_update_service_spec.rb
@@ -148,6 +148,14 @@ describe Issues::BulkUpdateService, services: true do
       it 'does not update issues not passed in' do
         expect(issue_bug_and_regression.label_ids).to contain_exactly(bug.id, regression.id)
       end
+
+      context 'when those label IDs are empty' do
+        let(:labels) { [] }
+
+        it 'updates the issues passed to have no labels' do
+          expect(issues.map(&:reload).map(&:label_ids)).to all(be_empty)
+        end
+      end
     end
 
     context 'when add_label_ids are passed' do