w.UpdateResourceVersion(fmt.Sprintf("%d", rev))
		case <-ctx.Done():
			return
		}
	}()
	return nil
}

func (w *testWatchCache) Stop() {
	close(w.stopCh)
}

func TestWatchCacheBasic(t *testing.T) {
	store := newTestWatchCache(2, &cache.Indexers{})
	defer store.Stop()

	// Test Add/Update/Delete.
	pod1 := makeTestPod("pod", 1)
	if err := store.Add(pod1); err != nil {