Collection<DataMap> entities = Collections.singleton(dataMap);
context.setEntityResolver(new EntityResolver(entities));
Persistent object = context.newObject(MockPersistentObject.class);
// record change here to make it available to the anonymous connector method..
diff.add(new NodeIdChangeOperation(object.getObjectId(), newObjectId));
// check that a generated object ID is assigned back to the object...
assertNotSame(newObjectId, object.getObjectId());
context.commitChanges();
assertSame(newObjectId, object.getObjectId());