// Call with goroutine to test fsnotify watcher
			parent, cancel := context.WithCancel(context.Background())
			defer cancel()
			resultChan, errChan := make(chan string, 1), make(chan error, 1)
			go func(resultChan chan string, errChan chan error, ctx context.Context, cniConfName, mountedCNINetDir string, chained bool) {
				result, err := getCNIConfigFilepath(ctx, cniConfName, mountedCNINetDir, chained)
				if err != nil {

func (t *testController) ConfigClusterHandler() testHandler {
	return t.component.clusters["config"]
}

func (t *testController) Run(stop chan struct{}) {
	assert.NoError(t.t, t.controller.Run(stop))
	t.client.RunAndWait(stop)
}

func TestListRemoteClusters(t *testing.T) {
	stop := make(chan struct{})
	c := buildTestController(t, false)
	c.AddSecret("s0", "c0")
	c.AddSecret("s1", "c1")
	c.Run(stop)

	// before sync

	// InvalidChanAssign occurs when a chan assignment is invalid.
	//
	// Per the spec, a value x is assignable to a channel type T if:
	//  "x is a bidirectional channel value, T is a channel type, x's type V and
	//  T have identical element types, and at least one of V or T is not a
	//  defined type."
	//
	// Example:
	//  type T1 chan int
	//  type T2 chan int
	//
	//  var x T1

}

// testBasicIO tests that the data sent on c1 is properly received on c2.
func testBasicIO(t *testing.T, c1, c2 net.Conn) {
	want := make([]byte, 1<<20)
	rand.New(rand.NewSource(0)).Read(want)

	dataCh := make(chan []byte)
	go func() {
		rd := bytes.NewReader(want)
		if err := chunkedCopy(c1, rd); err != nil {
			t.Errorf("unexpected c1.Write error: %v", err)
		}
		if err := c1.Close(); err != nil {

		if y, ok := y.(*Map); ok {
			return c.identical(x.key, y.key, p) && c.identical(x.elem, y.elem, p)
		}

	case *Chan:
		// Two channel types are identical if they have identical value types
		// and the same direction.
		if y, ok := y.(*Chan); ok {
			return x.dir == y.dir && c.identical(x.elem, y.elem, p)
		}

	case *Named:
		// Two named types are identical if their type names originate

	wg sync.WaitGroup

	// Channel of log entries.
	// Reading logCh must hold read lock on logChMu (to avoid read race)
	// Sending a value on logCh must hold read lock on logChMu (to avoid closing)
	logCh   chan interface{}
	logChMu sync.RWMutex

	// store to persist and replay the logs to the target
	// to avoid missing events when the target is down.
	store          store.Store[interface{}]
	storeCtxCancel context.CancelFunc

	}
	clientID := u.String()

	connOpts := []stan.Option{stan.NatsURL(addressURL)}
	if n.Streaming.MaxPubAcksInflight > 0 {
		connOpts = append(connOpts, stan.MaxPubAcksInflight(n.Streaming.MaxPubAcksInflight))
	}
	if n.UserCredentials != "" {
		connOpts = append(connOpts, stan.NatsOptions(nats.UserCredentials(n.UserCredentials)))
	}

	return stan.Connect(n.Streaming.ClusterID, clientID, connOpts...)
}

	b.Run("key", func(b *testing.B) {
		key := makeCacheKey(1)
		for n := 0; n < b.N; n++ {
			_ = key.Key()
		}
	})
	b.Run("insert", func(b *testing.B) {
		c := model.NewXdsCache()
		stop := make(chan struct{})
		defer close(stop)
		c.Run(stop)
		for n := 0; n < b.N; n++ {
			key := makeCacheKey(n)
			req := &model.PushRequest{Start: zeroTime.Add(time.Duration(n))}
			c.Add(key, req, res)
		}
	})

	waitingForLeader := make(chan struct{})
	isLeader := func() bool {
		select {
		case _, ok := <-waitingForLeader:
			// if channel is closed, we are leading
			return !ok
		default:
			// channel is open, we are waiting for a leader
			return false
		}
	}

	handlerSyncReadyCh := make(chan struct{})

		return err
	}))
}

// WalkDirHandler - remote caller to list files and folders in a requested directory path.
func (s *storageRESTServer) WalkDirHandler(ctx context.Context, payload []byte, _ <-chan []byte, out chan<- []byte) (gerr *grid.RemoteErr) {
	var opts WalkDirOptions
	_, err := opts.UnmarshalMsg(payload)
	if err != nil {
		return grid.NewRemoteErr(err)
	}

	if !s.checkID(opts.DiskID) {