@Test
public void testCallServiceAndWait() {

	ServiceRequest req = new ServiceRequest("{\"test1\":\"test2\"}");
	Timer timer = new Timer();
	timer.schedule(new SendServiceResponse(ros), 1500);
	ServiceResponse resp = s1.callServiceAndWait(req);
	assertNotNull(resp);
	assertEquals("{\"test3\":\"test4\"}", resp.toString());
}