@BeforeClass
  public static void startActorSystem() {
    config = new Configuration();
    config.setString(ConfigConstants.AKKA_ASK_TIMEOUT, "5 s");
    config.setString(ConfigConstants.AKKA_WATCH_HEARTBEAT_INTERVAL, "200 ms");
    config.setString(ConfigConstants.AKKA_WATCH_HEARTBEAT_PAUSE, "2 s");
    config.setDouble(ConfigConstants.AKKA_WATCH_THRESHOLD, 2.0);

    actorSystem = AkkaUtils.createLocalActorSystem(config);
  }
 @BeforeClass
 public static void setup() {
   testActorSystem = AkkaUtils.createLocalActorSystem(new Configuration());
 }