final Oid movieOid = movieAdapter.getOid();
movieData = new DummyReferenceData(movieOid, "none", movieAdapter.getVersion());
final TestProxySpecification spec = (TestProxySpecification) movieAdapter.getSpecification();
nameField = new TestProxyAssociation("director", system.getSpecification(String.class));
spec.setupFields(Arrays.asList((ObjectAssociation) nameField));
personAdapter = system.createPersistentTestObject();
final Oid personOid = personAdapter.getOid();