Consumer consumer = new Consumer("testConsumer", "testUser", owner, ct);
consumer.addGuestId(new GuestId("1"));
consumerCurator.create(consumer);
Consumer other = new Consumer("testConsumer2", "testUser2", owner, ct);
other.addGuestId(new GuestId("2"));
consumerCurator.create(other);
GuestId result = curator.findByConsumerAndId(consumer, "2");
assertNull(result);
}