def get_direct_queue(self):
        return Queue(self.id, self.inbox_direct, routing_key=self.routing_key,
                     auto_delete=True)
Invoke an os method in both real and fake contexts and compare.
dataset/ETHPy150Open celery/cell/cell/actors.py/Actor.get_direct_queue--crossover with--dataset/ETHPy150Open jmcgeheeiv/pyfakefs/fake_filesystem_vs_real_test.py/FakeFilesystemVsRealTest.assertOsMethodBehaviorMatches