'It is an error for L{telnet.Telnet.disableLocal} to be called, since
L{telnet.Telnet.enableLocal} will never allow any options to be enabled
locally.  If a subclass overrides enableLocal, it must also override
disableLocal.'

def test_disableLocal(self):

    self.assertRaises(NotImplementedError, self.protocol.disableLocal, '\x00')
