1 files changed, 39 insertions, 0 deletions
diff --git a/spec/workers/schedule_merge_request_cleanup_refs_worker_spec.rb b/spec/workers/schedule_merge_request_cleanup_refs_worker_spec.rb
new file mode 100644
index 00000000000..0dd50efba1c
--- /dev/null
+++ b/spec/workers/schedule_merge_request_cleanup_refs_worker_spec.rb
@@ -0,0 +1,39 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+RSpec.describe ScheduleMergeRequestCleanupRefsWorker do
+  subject(:worker) { described_class.new }
+
+  describe '#perform' do
+    before do
+      allow(MergeRequest::CleanupSchedule)
+        .to receive(:scheduled_merge_request_ids)
+        .with(described_class::LIMIT)
+        .and_return([1, 2, 3, 4])
+    end
+
+    it 'does nothing if the database is read-only' do
+      allow(Gitlab::Database).to receive(:read_only?).and_return(true)
+      expect(MergeRequestCleanupRefsWorker).not_to receive(:bulk_perform_in)
+
+      worker.perform
+    end
+
+    include_examples 'an idempotent worker' do
+      it 'schedules MergeRequestCleanupRefsWorker to be performed by batch' do
+        expect(MergeRequestCleanupRefsWorker)
+          .to receive(:bulk_perform_in)
+          .with(
+            described_class::DELAY,
+            [[1], [2], [3], [4]],
+            batch_size: described_class::BATCH_SIZE
+          )
+
+        expect(worker).to receive(:log_extra_metadata_on_done).with(:merge_requests_count, 4)
+
+        worker.perform
+      end
+    end
+  end
+end