InstanceDescription id = ((Architecture) getContext().getService(arch_ref)).getInstanceDescription();
assertTrue("Check instance validity - 1", id.getState() == ComponentInstance.VALID);
ServiceReference cs_instance_ref = ipojoHelper.getServiceReferenceByName(CheckService.class.getName(), instance1.getInstanceName());
assertNotNull("Check CheckService availability", cs_instance_ref);
CheckService cs_instance = (CheckService) getContext().getService(cs_instance_ref);
assertTrue("Check service invocation", cs_instance.check());
assertTrue("Check service Binding - 1", ((Integer) cs_instance.getProps().get("Bind")).equals(new Integer(0)));
assertTrue("Check Nullable - 1", ((Boolean) cs_instance.getProps().get("Nullable")).booleanValue());
fooProvider1.start();