def test_timeoutCleanDeferreds(self):
        d1 = self.proto.get("foo")
        self.clock.advance(self.proto.persistentTimeOut)
        self.assertFailure(d1, TimeoutError)
        d2 = self.proto.get("bar")
        self.assertFailure(d2, RuntimeError)
        return gatherResults([d1, d2])
C{timeoutConnection} cleans the list of commands that it fires with
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/test/test_memcache.py/MemCacheTestCase.test_timeoutCleanDeferreds