mockTransactionManager = mockery.mock(IsisTransactionManager.class);
mockMessageBroker = mockery.mock(MessageBroker.class);
mockUpdateNotifier = mockery.mock(UpdateNotifier.class);
os = new ObjectStoreSpy();
t = new ObjectStoreTransaction(mockTransactionManager, mockMessageBroker, mockUpdateNotifier, os);
object1 = system.createTransientTestObject();
object2 = system.createTransientTestObject();
}