//
// Must only be called once per process because it manages global state.
// If a kubeClient is provided, then it synchronizes ResourceSlices
// with the resource information provided by plugins.
func NewRegistrationHandler(kubeClient kubernetes.Interface, getNode func() (*v1.Node, error)) *RegistrationHandler {
	handler := &RegistrationHandler{}

	// If kubelet ever gets an API for stopping registration handlers, then

			draServerInfo, err := setupFakeDRADriverGRPCServer(test.wantTimeout, pluginClientTimeout, test.resp, nil)
			if err != nil {
				t.Fatal(err)
			}
			defer draServerInfo.teardownFn()

			plg := plugin.NewRegistrationHandler(nil, getFakeNode)
			if err := plg.RegisterPlugin(test.driverName, draServerInfo.socketName, []string{"1.27"}, pluginClientTimeout); err != nil {
				t.Fatalf("failed to register plugin %s, err: %v", test.driverName, err)

	if utilfeature.DefaultFeatureGate.Enabled(features.DynamicResourceAllocation) {
		kl.pluginManager.AddHandler(pluginwatcherapi.DRAPlugin, plugincache.PluginHandler(draplugin.NewRegistrationHandler(kl.kubeClient, kl.getNodeAnyWay)))
	}
	// Adding Registration Callback function for Device Manager
	kl.pluginManager.AddHandler(pluginwatcherapi.DevicePlugin, kl.containerManager.GetPluginRegistrationHandler())