config, err := websocket.NewConfig("ws://"+addr, "http://localhost/")
			if err != nil {
				t.Error(err)
				return
			}
			config.Protocol = test.requested
			client, err := websocket.DialConfig(config)
			if err != nil {
				if !test.error {
					t.Errorf("test %d: didn't expect error: %v", i, err)
				}
				return
			}
			defer client.Close()
			if test.error && err == nil {

	defer s.Close()

	config, err := websocket.NewConfig("ws://"+addr, "http://localhost/")
	if err != nil {
		t.Fatal(err)
	}
	config.Protocol = []string{"base64.channel.k8s.io"}
	client, err := websocket.DialConfig(config)
	if err != nil {
		t.Fatal(err)
	}
	defer client.Close()

	<-conn.ready
	wg := sync.WaitGroup{}
	wg.Add(1)
	go func() {
		defer wg.Done()

		config, err := websocket.NewConfig(dest.String(), "http://localhost")
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		config.Header.Add("Accept", accept)
		ws, err := websocket.DialConfig(config)
		if err != nil {
			t.Fatalf("unexpected error: %v", err)
		}
		return ws, "__default__"
	}

	testCases := []struct {
		Accept              string
		ExpectedContentType string