var eb = new EventBus();

eb.onopen = function () {
  var testService = new TestService(eb, 'someaddress');

  try {
    testService.noParams("should_not_be_here");
  } catch (error) {
    if (error.message == 'function invoked with invalid arguments') {
      vertx.eventBus().send("testaddress", "ok");
    } else {
      vertx.eventBus().send("testaddress", "should have raised an invalid arguments error");
    }
  }
};
