func (pw *ProxyWatcher) StopChan() <-chan struct{} {
	return pw.stopCh
}

// MockWatcher implements watch.Interface with mockable functions.
type MockWatcher struct {
	StopFunc       func()
	ResultChanFunc func() <-chan Event
}

var _ Interface = &MockWatcher{}

// Stop calls StopFunc
func (mw MockWatcher) Stop() {
	mw.StopFunc()
}

// ResultChan calls ResultChanFunc

}

// Run waits for cache synced and invokes handlers after syncing.
func (c *EndpointSliceConfig) Run(stopCh <-chan struct{}) {
	c.logger.Info("Starting endpoint slice config controller")

	if !cache.WaitForNamedCacheSync("endpoint slice config", stopCh, c.listerSynced) {
		return
	}

	for _, h := range c.eventHandlers {
		c.logger.V(3).Info("Calling handler.OnEndpointSlicesSynced()")

		// Set the request delay so the manager timeouts and collects the node addresses later
		RequestDelay: 200 * time.Millisecond,
	}
	stopCh := make(chan struct{})
	defer close(stopCh)

	manager := NewSyncManager(cloud, "defaultNode", syncPeriod).(*cloudResourceSyncManager)
	go manager.Run(stopCh)

	nodeAddresses, err := manager.NodeAddresses()
	if err != nil {
		t.Errorf("Unexpected err: %q\n", err)
	}

	c.services.AddEventHandler(controllers.EventHandler[controllers.Object]{AddFunc: c.queue.AddObject})

	return c
}

func (c *autoServiceExportController) Run(stopCh <-chan struct{}) {
	kube.WaitForCacheSync("auto service export", stopCh, c.services.HasSynced)
	c.queue.Run(stopCh)
	c.services.ShutdownHandlers()
}

func (c *autoServiceExportController) logPrefix() string {
	return "AutoServiceExport (cluster=" + c.ClusterID.String() + ") "

func (d *CacheDebugger) ListenForSignal(ctx context.Context) {
	logger := klog.FromContext(ctx)
	stopCh := ctx.Done()
	ch := make(chan os.Signal, 1)
	signal.Notify(ch, compareSignal)

	go func() {
		for {
			select {
			case <-stopCh:
				return
			case <-ch:
				d.Comparer.Compare(logger)
				d.Dumper.DumpAll(logger)
			}
		}
	}()

	_ = c.RunOnce()

	// doesn't matter what workers say, only start one.
	go wait.Until(c.runWorker, time.Second, stopCh)

	// start timer that rechecks every minute, just in case.  this also serves to prime the controller quickly.
	go wait.Until(func() {
		c.Enqueue()
	}, 1*time.Minute, stopCh)

	<-stopCh
}

func (c *DynamicServingCertificateController) runWorker() {
	for c.processNextWorkItem() {
	}
}

func (kubemarkController *KubemarkController) Run(stopCh chan struct{}) {
	nodeTemplate, err := kubemarkController.getNodeTemplate()
	if err != nil {
		klog.Fatalf("failed to get node template: %s", err)
	}
	kubemarkController.nodeTemplate = nodeTemplate

	go kubemarkController.runNodeCreation(stopCh)
	<-stopCh
}

// GetNodeNamesForNodeGroup returns list of the nodes in the node group.

	}
	return l
}

func newETCD3HealthCheck(c storagebackend.Config, stopCh <-chan struct{}) (func() error, error) {
	timeout := storagebackend.DefaultHealthcheckTimeout
	if c.HealthcheckTimeout != time.Duration(0) {
		timeout = c.HealthcheckTimeout
	}
	return newETCD3Check(c, timeout, stopCh)
}

func newETCD3ReadyCheck(c storagebackend.Config, stopCh <-chan struct{}) (func() error, error) {

	handlers            map[string]cache.PluginHandler
	sync.RWMutex
}

var _ Reconciler = &reconciler{}

func (rc *reconciler) Run(stopCh <-chan struct{}) {
	wait.Until(func() {
		rc.reconcile()
	},
		rc.loopSleepDuration,
		stopCh)
}

func (rc *reconciler) AddHandler(pluginType string, pluginHandler cache.PluginHandler) {
	rc.Lock()
	defer rc.Unlock()

	})
}

func (c *DiscoveryController) Run(stopCh <-chan struct{}, synchedCh chan<- struct{}) {
	defer utilruntime.HandleCrash()
	defer c.queue.ShutDown()
	defer klog.Info("Shutting down DiscoveryController")

	klog.Info("Starting DiscoveryController")

	if !cache.WaitForCacheSync(stopCh, c.crdsSynced) {
		utilruntime.HandleError(fmt.Errorf("timed out waiting for caches to sync"))