parallel := flag.Lookup("test.parallel").Value.(flag.Getter).Get().(int)

	// ready is a synchronization mechanism that causes subtests to execute
	// round robin.
	ready := make([]chan bool, parallel)
	for i := range ready {
		ready[i] = make(chan bool, 1)
	}
	ready[0] <- true

	for i := range ready {
		i := i
		t.Run(fmt.Sprintf("sub-%d", i), func(t *testing.T) {
			t.Parallel()
			for j := 0; j < 2; j++ {

		return c
	}
	return value(c.Context, key)
}

func (c *cancelCtx) Done() <-chan struct{} {
	d := c.done.Load()
	if d != nil {
		return d.(chan struct{})
	}
	c.mu.Lock()
	defer c.mu.Unlock()
	d = c.done.Load()
	if d == nil {
		d = make(chan struct{})
		c.done.Store(d)
	}
	return d.(chan struct{})
}

func (c *cancelCtx) Err() error {
	c.mu.Lock()
	err := c.err

		w.typ(t.key)
		w.byte(']')
		w.typ(t.elem)

	case *Chan:
		var s string
		var parens bool
		switch t.dir {
		case SendRecv:
			s = "chan "
			// chan (<-chan T) requires parentheses
			if c, _ := t.elem.(*Chan); c != nil && c.dir == RecvOnly {
				parens = true
			}
		case SendOnly:
			s = "chan<- "
		case RecvOnly:
			s = "<-chan "
		default:
			w.error("unknown channel direction")
		}

	urls := make(chan string, requestCount)
	for i := 0; i < requestCount; i++ {
		index := rand.Intn(len(urlsForTest))
		url := urlsForTest[index]

		if url == urlWatch || url == urlWatchWithGoaway {
			expectWatchers++
		}

		urls <- url
	}
	close(urls)

	wg := &sync.WaitGroup{}
	wg.Add(workers)

	watchers := make(chan (<-chan watchResponse), expectWatchers)

	}

	readErrCh := make(chan error, 1)
	errCh := make(chan error, 2)

	server := newClientServerTest(t, mode, HandlerFunc(func(rw ResponseWriter, req *Request) {
		go func(body io.Reader) {
			_, err := body.Read(make([]byte, 100))
			readErrCh <- err
		}(req.Body)
		time.Sleep(500 * time.Millisecond)
	})).ts

	closeConn := make(chan bool)
	defer close(closeConn)
	go func() {

			}
			consolidatedReport.BucketStats[opts] = d
		}
	}
	return consolidatedReport
}

func (sys *NotificationSys) collectPeerMetrics(ctx context.Context, peerChannels []<-chan MetricV2, g *errgroup.Group) <-chan MetricV2 {
	ch := make(chan MetricV2)
	var wg sync.WaitGroup
	for index, err := range g.Wait() {
		if err != nil {
			if sys.peerClients[index] != nil {

func LockOSThreadAlt() {
	// This is running locked to the main OS thread.

	var subThread C.pthread_t
	ready := make(chan bool, 1)
	C.threadExited = 0
	go func() {
		// This goroutine must be running on a new thread.
		runtime.LockOSThread()
		subThread = C.pthread_self()
		// Register a pthread destructor so we can tell this
		// thread has exited.
		var key C.pthread_key_t

)

func TestDelayedHealthCheck(t *testing.T) {
	t.Run("test that liveness check returns true until the delay has elapsed", func(t *testing.T) {
		t0 := time.Unix(0, 0)
		c := testingclock.NewFakeClock(t0)
		doneCh := make(chan struct{})

		healthCheck := delayedHealthCheck(postStartHookHealthz{"test", doneCh}, c, time.Duration(10)*time.Second)
		err := healthCheck.Check(nil)
		if err != nil {
			t.Errorf("Got %v, expected no error", err)
		}

	devs                       []*pluginapi.Device
	socket                     string
	resourceName               string
	preStartContainerFlag      bool
	getPreferredAllocationFlag bool

	stop   chan interface{}
	wg     sync.WaitGroup
	update chan []*pluginapi.Device

	server *grpc.Server

	// allocFunc is used for handling allocation request
	allocFunc stubAllocFunc

		upstreamError:     make(chan error), // can be produced by recv and send
		downstreamError:   make(chan error), // can be produced by recv and send
		deltaRequestsChan: channels.NewUnbounded[*discovery.DeltaDiscoveryRequest](),
		// Allow a buffer of 1. This ensures we queue up at most 2 (one in process, 1 pending) responses before forwarding.
		deltaResponsesChan: make(chan *discovery.DeltaDiscoveryResponse, 1),