1 files changed, 16 insertions, 0 deletions
diff --git a/spec/support/shared_examples/models/cycle_analytics_stage_shared_examples.rb b/spec/support/shared_examples/models/cycle_analytics_stage_shared_examples.rb
index d23f95b2e9e..cf38a583944 100644
--- a/spec/support/shared_examples/models/cycle_analytics_stage_shared_examples.rb
+++ b/spec/support/shared_examples/models/cycle_analytics_stage_shared_examples.rb
@@ -122,6 +122,22 @@ RSpec.shared_examples 'value stream analytics stage' do
       expect(stage.parent_id).to eq(parent.id)
     end
   end
+
+  describe '#hash_code' do
+    it 'does not differ when the same object is built with the same params' do
+      stage_1 = build(factory)
+      stage_2 = build(factory)
+
+      expect(stage_1.events_hash_code).to eq(stage_2.events_hash_code)
+    end
+
+    it 'differs when the stage events are different' do
+      stage_1 = build(factory, start_event_identifier: :merge_request_created, end_event_identifier: :merge_request_merged)
+      stage_2 = build(factory, start_event_identifier: :issue_created, end_event_identifier: :issue_first_mentioned_in_commit)
+
+      expect(stage_1.events_hash_code).not_to eq(stage_2.events_hash_code)
+    end
+  end
 end
 
 RSpec.shared_examples 'value stream analytics label based stage' do