return nil
}

func (c *afterFuncContext) AfterFunc(f func()) func() bool {
	c.mu.Lock()
	defer c.mu.Unlock()
	k := new(byte)
	if c.afterFuncs == nil {
		c.afterFuncs = make(map[*byte]func())
	}
	c.afterFuncs[k] = f
	return func() bool {
		c.mu.Lock()
		defer c.mu.Unlock()
		_, ok := c.afterFuncs[k]
		delete(c.afterFuncs, k)
		return ok
	}
}

	i := 2
	c := make(chan bool)
	var f func()
	f = func() {
		i--
		if i >= 0 {
			time.AfterFunc(0, f)
		} else {
			c <- true
		}
	}

	time.AfterFunc(0, f)
	<-c
}

func TestNoRaceAfterFunc2(t *testing.T) {
	var x int
	_ = x
	timer := time.AfterFunc(10, func() {
		x = 1
	})
	defer timer.Stop()
}

func TestNoRaceAfterFunc3(t *testing.T) {

	// Output:
	// found value: Go
	// key not found: color
}

// This example uses AfterFunc to define a function which waits on a sync.Cond,
// stopping the wait when a context is canceled.
func ExampleAfterFunc_cond() {
	waitOnCond := func(ctx context.Context, cond *sync.Cond, conditionMet func() bool) error {
		stopf := context.AfterFunc(ctx, func() {
			// We need to acquire cond.L here to be sure that the Broadcast

// behavior is tested elsewhere, since After and AfterFunc share
// the same code.
func TestAfterFunc(t *testing.T) {
	i := 10
	c := make(chan bool)
	var f func()
	f = func() {
		i--
		if i >= 0 {
			AfterFunc(0, f)
			Sleep(1 * Second)
		} else {
			c <- true
		}
	}

	AfterFunc(0, f)
	<-c
}

func TestTickerStress(t *testing.T) {
	var stop atomic.Bool

	donec := make(chan struct{})
	stop := AfterFunc(ctx, func() {
		close(donec)
	})
	select {
	case <-donec:
		t.Fatalf("AfterFunc called before context is done")
	case <-time.After(shortDuration):
	}
	cancel()
	select {
	case <-donec:
	case <-time.After(veryLongDuration):
		t.Fatalf("AfterFunc not called after context is canceled")
	}
	if stop() {

	v := 0
	_ = v
	c := make(chan int)
	f := func() {
		v = 1
		c <- 0
	}
	v = 2
	time.AfterFunc(1, f)
	<-c
	v = 3
}

func TestNoRaceAfterFuncReset(_ *testing.T) {
	v := 0
	_ = v
	c := make(chan int)
	f := func() {
		v = 1
		c <- 0
	}
	t := time.AfterFunc(time.Hour, f)
	t.Stop()
	v = 2
	t.Reset(1)
	<-c
	v = 3
}

func TestNoRaceTimer(_ *testing.T) {
	v := 0

	// The time.AfterFunc calls wp.Reject which iterates through pendingPlugins map. Acquire the
	// lock here so that time.AfterFunc can only execute after newWaitingPod finishes.
	wp.mu.Lock()
	defer wp.mu.Unlock()
	for k, v := range pluginsMaxWaitTime {
		plugin, waitTime := k, v
		wp.pendingPlugins[plugin] = time.AfterFunc(waitTime, func() {

	cancel()
	checkChildren("after canceling WithTimeout child", ctx, 0)

	ctx, _ = WithCancel(Background())
	checkChildren("after creation", ctx, 0)
	stop := AfterFunc(ctx, func() {})
	checkChildren("with AfterFunc child ", ctx, 1)
	stop()
	checkChildren("after stopping AfterFunc child ", ctx, 0)
}

type myCtx struct {
	Context
}

type myDoneCtx struct {
	Context
}

// unless the Timer was created by [AfterFunc].
// A Timer must be created with [NewTimer] or AfterFunc.
type Timer struct {
	C         <-chan Time
	initTimer bool
}

// Stop prevents the [Timer] from firing.
// It returns true if the call stops the timer, false if the timer has already
// expired or been stopped.
//
// For a func-based timer created with [AfterFunc](d, f),

	// it might still have an error even though it won't have a cause.
	return c.Err()
}

// AfterFunc arranges to call f in its own goroutine after ctx is done
// (canceled or timed out).
// If ctx is already done, AfterFunc calls f immediately in its own goroutine.
//
// Multiple calls to AfterFunc on a context operate independently;
// one does not replace another.
//