Tests for twisted._threads._threadworker.
| Class | FakeQueueEmpty | FakeQueue'sgethas exhausted the queue. | 
| Class | WouldDeadlock | If this were a real lock, you'd be deadlocked because the lock would be double-acquired. | 
| Class | FakeThread | A fake threading.Thread. | 
| Class | FakeQueue | A fake Queueimplementingputandget. | 
| Class | FakeLock | A stand-in for threading.Lock. | 
| Class | ThreadWorkerTests | Tests for ThreadWorker. | 
| Class | LockWorkerTests | Tests for LockWorker. |