}
			asms, err := filepath.Glob(filepath.Join(dir, "*.s"))
			if err != nil {
				t.Fatal(err)
			}
			var files []string
			files = append(files, gos...)
			files = append(files, asms...)

			errchk(cmd, files, t)
		})
	}

	// The loopclosure analyzer (aka "rangeloop" before CL 140578)
	// is a no-op for files whose version >= go1.22, so we use a
	// go.mod file in the rangeloop directory to "downgrade".

			m = errRx.FindStringSubmatch(line)
		}
		if m == nil {
			continue
		}
		all := m[1]
		mm := errQuotesRx.FindAllStringSubmatch(all, -1)
		if mm == nil {
			t.Fatalf("%s:%d: invalid errchk line: %s", t.goFileName(), lineNum, line)
		}
		for _, m := range mm {
			rx := lineRx.ReplaceAllStringFunc(m[1], func(m string) string {
				n := lineNum
				if strings.HasPrefix(m, "LINE+") {

	if err != nil {
		return result, fmt.Errorf("failed to create server: %v", err)
	}

	errCh = make(chan error)
	go func() {
		defer close(errCh)

		if err := server.GenericAPIServer.PrepareRun().RunWithContext(ctx); err != nil {
			errCh <- err
		}
	}()

	t.Logf("Waiting for /healthz to be ok...")

	}
	defer l.Close()

	errCh := make(chan error)
	go func() {
		defer close(errCh)
		conn, err := l.Accept()
		if err != nil {
			errCh <- fmt.Errorf("Accept: %v", err)
			return
		}
		defer conn.Close()

		tc := textproto.NewConn(conn)
		tc.PrintfLine("220 hello world")
		msg, err := tc.ReadLine()
		if err != nil {
			errCh <- fmt.Errorf("ReadLine error: %v", err)
			return

			s := &hollowNodeConfig{
				KubeconfigPath: kubeconfigPath,
				Morph:          morph,
			}
			errCh := make(chan error)
			go func() {
				data, err := os.ReadFile(kubeconfigPath)
				t.Logf("read %d, err=%v\n", len(data), err)
				ctx := ktesting.Init(t)
				errCh <- run(ctx, s)
			}()

			select {
			case err := <-errCh:
				t.Fatalf("Run finished unexpectedly with error: %v", err)
			case <-time.After(3 * time.Second):

	}

	errCh = make(chan error)
	go func() {
		defer close(errCh)
		prepared, err := server.PrepareRun()
		if err != nil {
			errCh <- err
		} else if err := prepared.Run(tCtx); err != nil {
			errCh <- err
		}
	}()

	client, err := kubernetes.NewForConfig(server.GenericAPIServer.LoopbackClientConfig)

	if ent.Has(fsnotify.Write) || ent.Has(fsnotify.Rename) {
		// error out when ConfigFile is updated
		o.errCh <- fmt.Errorf("content of the proxy server's configuration file was updated")
		return
	}
	o.errCh <- nil
}

func (o *Options) errorHandler(err error) {
	o.errCh <- err
}

// processHostnameOverrideFlag processes hostname-override flag

	ztunnelServer := fixture.ztunServer
	errChan := make(chan error)
	go func() {
		errChan <- ztunnelServer.PodDeleted(ctx, uid)
	}()
	// read the msg to delete from ztunnel
	m, fds = readRequest(t, ztunClient)
	assert.Equal(t, len(fds), 0)
	assert.Equal(t, m.Payload.(*zdsapi.WorkloadRequest_Del).Del.Uid, uid)
	sendAck(ztunClient)

	assert.NoError(t, <-errChan)

	ztunClient.Close()

			pushingCh := make(chan struct{}, 1)
			errCh := make(chan error, 1)

			var partialPushes int32
			var fullPushes int32

			wg := sync.WaitGroup{}

			fakePush := func(req *model.PushRequest) {
				if req.Full {
					select {
					case pushingCh <- struct{}{}:
					default:
						errCh <- fmt.Errorf("multiple pushes happen simultaneously")
						return
					}

		errCh := make(chan error, batchSize)
		var wg sync.WaitGroup
		wg.Add(batchSize)
		for i := 0; i < batchSize; i++ {
			go func() {
				defer wg.Done()
				if err := fn(); err != nil {
					errCh <- err
				}
			}()
		}
		wg.Wait()
		curSuccesses := batchSize - len(errCh)
		successes += curSuccesses
		if len(errCh) > 0 {
			return successes, <-errCh
		}