def test_loginTimeout(self):
        """
        Test that the login times out.
        """
        timeoutAuthServer = userauth.SSHUserAuthServer()
        timeoutAuthServer.clock = task.Clock()
        timeoutAuthServer.transport = FakeTransport(self.portal)
        timeoutAuthServer.serviceStarted()
        timeoutAuthServer.clock.advance(11 * 60 * 60)
        timeoutAuthServer.serviceStopped()
        self.assertEqual(timeoutAuthServer.transport.packets,
                [(transport.MSG_DISCONNECT,
                b'\x00' * 3 +
                chr(transport.DISCONNECT_NO_MORE_AUTH_METHODS_AVAILABLE) +
                NS(b"you took too long") + NS(b''))])
        self.assertTrue(timeoutAuthServer.transport.lostConnection)

        Test that the login times out.
        
stackoverflow/venv/lib/python3.6/site-packages/twisted/conch/test/test_userauth.py