'L{IRCClient.userQuit} is called whenever someone quits
the channel (myself included).'

def test_irc_QUIT(self):

    self.client.irc_QUIT('Svadilfari!~svadi@yok.utu.fi', ['Adios.'])
    self.client.irc_QUIT(self.user, ['Farewell.'])
    self.assertEqual(self.client.methods, [('userQuit', ('Svadilfari', 'Adios.')), ('userQuit', ('Wolf', 'Farewell.'))])
