// Get internal service
ServiceContext sc = Utils.getServiceContext(instance);
ServiceReference ref2 = Utils.getServiceReference(sc, CheckService.class.getName(), null);
assertNotNull("Check CheckService availability", ref2);
CheckService svc = (CheckService) sc.getService(ref2);
Properties props = svc.getProps();
assertEquals("Check props - 1", 1, ((Integer) props.get("1")).intValue());
assertEquals("Check props - 2", 2, ((Integer) props.get("2")).intValue());
assertEquals("Check props - 3", 3, ((Integer) props.get("3")).intValue());
}