!include once #1015699 // websocket

svoid webSocketTest(S url) ctex {
  print("Connecting to " + url);
  WebSocketClient client = new(new URI(url)) {
    public void onMessage(S s) {
      print("Received: " + s);
    }

    public void onOpen(ServerHandshake handshake) {
      print("WebSocket opened");
    }
    
    public void onClose(int code, S reason, bool remote) { print("WebSocket closed"); }
    public void onError(Exception e) { printStackTrace(e); }
  };
  
  client.connect();
  afterwards { client.close(); }
  sleepSeconds(60);
}