test: add UT

Signed-off-by: Xiaonan Shen <[email protected]>

controller/appcontroller_test.go

@@ -1409,6 +1409,25 @@ func TestNeedRefreshAppStatus(t *testing.T) {
 				assert.Equal(t, CompareWithRecent, compareWith)
 			})
 
+			t.Run("requesting refresh with delay gives correct compression level", func(t *testing.T) {
+				needRefresh, _, _ := ctrl.needRefreshAppStatus(app, 1*time.Hour, 2*time.Hour)
+				assert.False(t, needRefresh)
+
+				// use a one-off controller so other tests don't have a manual refresh request
+				ctrl := newFakeController(&fakeData{apps: []runtime.Object{}}, nil)
+
+				// refresh app with a non-nil delay
+				// use zero-second delay to test the add later logic without waiting in the test
+				delay := time.Duration(0)
+				ctrl.requestAppRefresh(app.Name, CompareWithRecent.Pointer(), &delay)
+
+				ctrl.processAppComparisonTypeQueueItem()
+				needRefresh, refreshType, compareWith := ctrl.needRefreshAppStatus(app, 1*time.Hour, 2*time.Hour)
+				assert.True(t, needRefresh)
+				assert.Equal(t, v1alpha1.RefreshTypeNormal, refreshType)
+				assert.Equal(t, CompareWithRecent, compareWith)
+			})
+
 			t.Run("refresh application which status is not reconciled using latest commit", func(t *testing.T) {
 				app := app.DeepCopy()
 				needRefresh, _, _ := ctrl.needRefreshAppStatus(app, 1*time.Hour, 2*time.Hour)