def METHOD_NAME(self):
    """
    Test something that expires before "now"
    """
    clock = task.Clock()
    am = AddrMap()
    am.scheduler = IReactorTime(clock)
    now = datetime.datetime.now() + datetime.timedelta(seconds=-10)
    nowutc = datetime.datetime.utcnow() + datetime.timedelta(seconds=-10)
    line = 'www.example.com 72.30.2.43 "%s" EXPIRES="%s"' % (now.strftime(self.fmt), nowutc.strftime(self.fmt))
    am.update(line)
    self.assertTrue('www.example.com' in am.addr)
    # arguably we shouldn't even have put this in the map maybe,
    # but the reactor needs to iterate before our expiry callback
    # gets called (right away) which is simulated by the
    # clock.advance call
    clock.advance(0)
    self.assertTrue('www.example.com' not in am.addr)