@Test
	public void testMessages(){
		User u, u2;
		for(int i=0;i<=X;i++){
			assertNotNull(u = sys.signup("Kak"+i+"@post.aliza.com","Kat","katriel"+i+"","12345", fId));
			assertNotNull(u2 = sys.signup("Kak"+i+"@post.aliza.com","Kat","katriel"+i+"","12345", fId2));
			assertNotNull(sys.createMessage(fId, sfId, u, "hi"+i+"", "wasup?"));
			assertNotNull(sys.createMessage(fId, sfId2, u2, "hi"+i+"", "wasup?"));
		}
	}