Cache merged and closed events data in merge_request_metrics table

1 files changed, 26 insertions, 0 deletions

diff --git a/spec/models/issue_spec.rb b/spec/models/issue_spec.rb
index c9deeb45c1a..5ced000cdb6 100644
--- a/spec/models/issue_spec.rb
+++ b/spec/models/issue_spec.rb
@@ -23,6 +23,32 @@ describe Issue do
     it { is_expected.to have_db_index(:deleted_at) }
   end
 
+  describe 'callbacks' do
+    describe '#ensure_metrics' do
+      it 'creates metrics after saving' do
+        issue = create(:issue)
+
+        expect(issue.metrics).to be_persisted
+        expect(Issue::Metrics.count).to eq(1)
+      end
+
+      it 'does not create duplicate metrics for an issue' do
+        issue = create(:issue)
+
+        issue.close!
+
+        expect(issue.metrics).to be_persisted
+        expect(Issue::Metrics.count).to eq(1)
+      end
+
+      it 'records current metrics' do
+        expect_any_instance_of(Issue::Metrics).to receive(:record!)
+
+        create(:issue)
+      end
+    end
+  end
+
   describe '#order_by_position_and_priority' do
     let(:project) { create :project }
     let(:p1) { create(:label, title: 'P1', project: project, priority: 1) }