t.Fatal(err)
	}
	delegateServer.Handler.NonGoRestfulMux.HandleFunc("/foo", func(w http.ResponseWriter, _ *http.Request) {
		w.WriteHeader(http.StatusForbidden)
	})

	delegatePostStartHookChan := make(chan struct{})
	delegateServer.AddPostStartHookOrDie("delegate-post-start-hook", func(context PostStartHookContext) error {
		defer close(delegatePostStartHookChan)
		return nil
	})

	// this wires up swagger

		t.Errorf("got %#v, want %#v", got, 42)
	}
	if !called {
		t.Error("function not called")
	}
}

func TestInterleavedFunctions(t *testing.T) {
	c1 := make(chan struct{})
	c2 := make(chan struct{})

	js.Global().Get("setTimeout").Invoke(js.FuncOf(func(this js.Value, args []js.Value) any {
		c1 <- struct{}{}
		<-c2
		return nil
	}), 0)

	<-c1
	c2 <- struct{}{}

	default:
		return nil
	}
}

// StmtToInsertVarBefore returns the ast.Stmt before which we can safely insert a new variable.
// Some examples:
//
// Basic Example:
// z := 1
// y := z + x
// If x is undeclared, then this function would return `y := z + x`, so that we
// can insert `x := ` on the line before `y := z + x`.
//
// If stmt example:
// if z == 1 {
// } else if z == y {}

	ipAddressSynced   cache.InformerSynced
	ipAddressInformer networkingv1alpha1informers.IPAddressInformer
	queue             workqueue.TypedRateLimitingInterface[string]

	internalStopCh chan struct{}

	muTree sync.Mutex
	tree   *iptree.Tree[*Allocator]

	ipFamily api.IPFamily
}

var _ Interface = &MetaAllocator{}

// NewMetaAllocator returns an IP allocator that use the IPAddress

			if !check.hasCallOrRecv {
				mode = constant_
				if t.len >= 0 {
					val = constant.MakeInt64(t.len)
				} else {
					val = constant.MakeUnknown()
				}
			}

		case *Slice, *Chan:
			mode = value

		case *Map:
			if id == _Len {
				mode = value
			}

		case *Interface:
			if !isTypeParam(x.typ) {
				break
			}
			if t.typeSet().underIs(func(t Type) bool {

	stop chan struct{}

	// reqChan is used to receive discovery requests for this connection.
	reqChan chan *discovery.DiscoveryRequest

	// errorChan is used to process error during discovery request processing.
	errorChan chan error
}

func NewConnection(peerAddr string, stream DiscoveryStream) Connection {
	return Connection{
		pushChannel: make(chan any),
		initialized: make(chan struct{}),

type ElasticsearchTarget struct {
	initOnce once.Init

	id         event.TargetID
	args       ElasticsearchArgs
	client     esClient
	store      store.Store[event.Event]
	loggerOnce logger.LogOnce
	quitCh     chan struct{}
}

// ID - returns target ID.
func (target *ElasticsearchTarget) ID() event.TargetID {
	return target.id
}

// Name - returns the Name of the target.

// the signal handler is currently set to the Go signal handler or not.
// This is uint32 rather than bool so that we can use atomic instructions.
var handlingSig [_NSIG]uint32

// channels for synchronizing signal mask updates with the signal mask
// thread
var (
	disableSigChan  chan uint32
	enableSigChan   chan uint32
	maskUpdatedChan chan struct{}
)

func init() {
	// _NSIG is the number of signals on this operating system.

	defer cancel()
	ctxTimeout, cancel := context.WithTimeout(context.Background(), timeout)
	defer cancel()

	c := make(chan error, 2*N)
	for i := 0; i < N; i++ {
		name := fmt.Sprintf("%d.net-test.golang.org", i)
		go func() {
			_, err := DefaultResolver.LookupIPAddr(ctxHalfTimeout, name)
			c <- err
		}()
		go func() {
			_, err := DefaultResolver.LookupIPAddr(ctxTimeout, name)

func (s *DiscoveryServer) handleUpdates(stopCh <-chan struct{}) {
	debounce(s.pushChannel, stopCh, s.DebounceOptions, s.Push, s.CommittedUpdates)
}

// The debounce helper function is implemented to enable mocking
func debounce(ch chan *model.PushRequest, stopCh <-chan struct{}, opts DebounceOptions, pushFn func(req *model.PushRequest), updateSent *atomic.Int64) {
	var timeChan <-chan time.Time
	var startDebounce time.Time