// must always be called, even if the consumer has not yet called
	// ResultChan().
	//
	// Only the consumer should call Stop(), not the producer. If the producer
	// errors and needs to stop the watch prematurely, it should instead send
	// an error event and close the result channel.
	Stop()

	// ResultChan returns a channel which will receive events from the event

	}()

	// We expect all init events to be delivered.
	for i := 0; i < numObjects; i++ {
		<-w.ResultChan()
	}
	// We don't expect any other event to be delivered and thus
	// the ResultChan to be closed.
	result, ok := <-w.ResultChan()
	if ok {
		t.Errorf("unexpected event: %#v", result)
	}

	wg.Wait()
}

func TestTimeBucketWatchersBasic(t *testing.T) {

	d.RLock()
	defer d.RUnlock()
	return d.requestWatchProgressCounter
}

type dummyWatch struct {
	ch chan watch.Event
}

func (w *dummyWatch) ResultChan() <-chan watch.Event {
	return w.ch
}

func (w *dummyWatch) Stop() {
	close(w.ch)
}

func newDummyWatch() watch.Interface {
	return &dummyWatch{
		ch: make(chan watch.Event),
	}
}

			w, err := noxuNamespacedResourceClient.Watch(context.TODO(), metav1.ListOptions{})
			if err != nil {
				t.Errorf("unexpected error establishing watch: %v", err)
				return
			}
			for event := range w.ResultChan() {
				switch event.Type {
				case watch.Added, watch.Modified, watch.Deleted:
					// all expected
				default:
					t.Errorf("unexpected watch event: %#v", event)
				}
			}
		}(i)
	}

	watcher := &errWatcher{result: make(chan watch.Event, 1)}
	watcher.result <- errEvent
	close(watcher.result)

	return watcher
}

// Implements watch.Interface.
func (c *errWatcher) ResultChan() <-chan watch.Event {
	return c.result
}

// Implements watch.Interface.
func (c *errWatcher) Stop() {
	// no-op
}

	if _, err := registry.DeleteCollection(testContext, rest.ValidateAllObjectFunc, nil, &metainternalversion.ListOptions{}); err != nil {
		t.Fatalf("Unexpected error: %v", err)
	}

	got, open := <-watcher.ResultChan()
	if !open {
		t.Errorf("Unexpected channel close")
	} else {
		if got.Type != "DELETED" {
			t.Errorf("Unexpected event type: %s", got.Type)
		}
		gotObject := got.Object.(*example.Pod)