| Class | TestLockableFiles_TransportLock | Undocumented |
| Class | TestLockableFiles_LockDir | LockableFile tests run with LockDir underneath |
| Class | TestLockableFiles_RemoteLockDir | LockableFile tests run with RemoteLockDir on a branch. |
| Class | _TestLockableFiles_mixin | Undocumented |