def test_preprocessor_does_nothing():
    with patch.object(ignore, "ignored", set()):
        chan, nick, msg = ignore.ignore_preprocessor("#bots", "me", "foo")
        assert msg == "foo"
def test_preprocessor_blanks_message_when_ignored():
    with patch.object(ignore, "ignored", set(["me"])):
        chan, nick, msg = ignore.ignore_preprocessor("#bots", "me", "foo")
        assert msg == ""