def test_timeOutStat(self):
        """
        Test the timeout when stat command has started: the timeout is not
        reset until the final B{END} is received.
        """
        d1 = self.proto.stats()
        d2 = Deferred()
        self.proto.connectionLost = d2.callback

        self.proto.dataReceived(b"STAT foo bar\r\n")
        self.clock.advance(self.proto.persistentTimeOut)
        self.assertFailure(d1, TimeoutError)
        self.assertFailure(d2, ConnectionDone)
        return gatherResults([d1, d2])

        Test the timeout when stat command has started: the timeout is not
        reset until the final B{END} is received.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/test/test_memcache.py