File: test_irc.py

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#!/usr/bin/env python
import pytest
from pytest import fixture

from circuits import Component, Event, handler
from circuits.net.events import read, write
from circuits.protocols.irc import (
    AWAY,
    INVITE,
    IRC,
    JOIN,
    KICK,
    MODE,
    NAMES,
    NICK,
    NOTICE,
    PART,
    PASS,
    PONG,
    PRIVMSG,
    QUIT,
    TOPIC,
    USER,
    WHOIS,
    irc_color_to_ansi,
    joinprefix,
    parsemsg,
    parseprefix,
    strip,
)


class App(Component):
    def init(self):
        IRC().register(self)

        self.data = []
        self.events = []

    @handler(False)
    def reset(self):
        self.data = []
        self.events = []

    @handler()
    def _on_event(self, event, *args, **kwargs):
        self.events.append(event)

    def request(self, message):
        self.fire(write(bytes(message)))

    def write(self, data):
        self.data.append(data)


@fixture()
def app(request):
    app = App()

    while len(app):
        app.flush()

    return app


def test_strip():
    s = ':\x01\x02test\x02\x01'
    s = strip(s)
    assert s == '\x01\x02test\x02\x01'

    s = ':\x01\x02test\x02\x01'
    s = strip(s, color=True)
    assert s == 'test'


def test_joinprefix():
    nick, ident, host = 'test', 'foo', 'localhost'
    s = joinprefix(nick, ident, host)
    assert s == 'test!foo@localhost'


def test_parsemsg():
    s = b':foo!bar@localhost NICK foobar'
    source, command, args = parsemsg(s)
    assert source == ('foo', 'bar', 'localhost')
    assert command == 'NICK'
    assert args == ['foobar']

    s = b''
    source, command, args = parsemsg(s)
    assert source == (None, None, None)
    assert command is None
    assert args == []


def test_parseprefix():
    s = 'test!foo@localhost'
    nick, ident, host = parseprefix(s)
    assert nick == 'test'
    assert ident == 'foo'
    assert host == 'localhost'

    s = 'test'
    nick, ident, host = parseprefix(s)
    assert nick == 'test'
    assert ident is None
    assert host is None


@pytest.mark.parametrize(
    'event,data',
    [
        (PASS('secret'), b'PASS secret\r\n'),
        (
            USER('foo', 'localhost', 'localhost', 'Test Client'),
            b'USER foo localhost localhost :Test Client\r\n',
        ),
        (NICK('test'), b'NICK test\r\n'),
        pytest.param(PONG('localhost'), b'PONG :localhost\r\n', marks=pytest.mark.xfail),
        pytest.param(QUIT(), b'QUIT Leaving\r\n', marks=pytest.mark.xfail),
        (QUIT('Test'), b'QUIT Test\r\n'),
        (QUIT('Test Message'), b'QUIT :Test Message\r\n'),
        (JOIN('#test'), b'JOIN #test\r\n'),
        (JOIN('#test', 'secret'), b'JOIN #test secret\r\n'),
        (PART('#test'), b'PART #test\r\n'),
        (PRIVMSG('test', 'Hello'), b'PRIVMSG test Hello\r\n'),
        (PRIVMSG('test', 'Hello World'), b'PRIVMSG test :Hello World\r\n'),
        (NOTICE('test', 'Hello'), b'NOTICE test Hello\r\n'),
        (NOTICE('test', 'Hello World'), b'NOTICE test :Hello World\r\n'),
        pytest.param(KICK('#test', 'test'), b'KICK #test test :\r\n', marks=pytest.mark.xfail),
        (KICK('#test', 'test', 'Bye'), b'KICK #test test Bye\r\n'),
        (KICK('#test', 'test', 'Good Bye!'), b'KICK #test test :Good Bye!\r\n'),
        (TOPIC('#test', 'Hello World!'), b'TOPIC #test :Hello World!\r\n'),
        (MODE('+i'), b'MODE +i\r\n'),
        (MODE('#test', '+o', 'test'), b'MODE #test +o test\r\n'),
        (INVITE('test', '#test'), b'INVITE test #test\r\n'),
        pytest.param(NAMES(), b'NAMES\r\n', marks=pytest.mark.xfail),
        (NAMES('#test'), b'NAMES #test\r\n'),
        (AWAY('I am away.'), b'AWAY :I am away.\r\n'),
        pytest.param(WHOIS('somenick'), b'WHOIS :somenick\r\n', marks=pytest.mark.xfail),
    ],
)
def test_commands(event, data):
    message = event.args[0]
    assert bytes(message) == data


@pytest.mark.parametrize(
    'data,event',
    [
        (
            b':localhost NOTICE * :*** Looking up your hostname...\r\n',
            Event.create(
                'notice',
                ('localhost', None, None),
                '*',
                '*** Looking up your hostname...',
            ),
        ),
    ],
)
def test_responses(app, data, event):
    app.reset()
    app.fire(read(data))
    while len(app):
        app.flush()

    e = app.events[-1]

    assert event.name == e.name
    assert event.args == e.args
    assert event.kwargs == e.kwargs


@pytest.mark.parametrize(
    'inp,out',
    [
        (
            'hi \x02bold\x02 \x1ditalic\x1d \x1funderline\x1f \x1estrikethrough\x1e',
            'hi \x1b[01mbold\x1b[22m \x1b[03mitalic\x1b[23m \x1b[04munderline\x1b[24m \x1b[09mstrikethrough\x1b[29m',
        ),  # noqa: E501
        (
            '\x0300white\x03 \x0301black\x03 \x0302blue\x03 \x0303green\x03 \x0304red\x03 ',
            '\x1b[37mwhite\x1b[39;49m \x1b[30mblack\x1b[39;49m \x1b[34mblue\x1b[39;49m \x1b[32mgreen\x1b[39;49m \x1b[31mred\x1b[39;49m ',
        ),  # noqa: E501
        (
            '\x0305brown\x03 \x0306magenta\x03 \x0307orange\x03 \x0308yellow\x03 ',
            '\x1b[36mbrown\x1b[39;49m \x1b[35mmagenta\x1b[39;49m \x1b[33morange\x1b[39;49m \x1b[93myellow\x1b[39;49m ',
        ),  # noqa: E501
        (
            '\x0309lightgreen\x03 \x0310cyan\x03 \x0311lightcyan\x03 \x0312lightblue\x03 ',
            '\x1b[92mlightgreen\x1b[39;49m \x1b[36mcyan\x1b[39;49m \x1b[96mlightcyan\x1b[39;49m \x1b[94mlightblue\x1b[39;49m ',
        ),  # noqa: E501
        (
            '\x0313pink\x03 \x0314grey\x03 \x0315lightgrey\x03',
            '\x1b[95mpink\x1b[39;49m \x1b[90mgrey\x1b[39;49m \x1b[37mlightgrey\x1b[39;49m',
        ),  # noqa: E501
        (
            '\x0300white\x03 \x0301,01black\x03 \x0301,02blue\x03 \x0301,03green\x03 \x0301,04red\x03 ',
            '\x1b[37mwhite\x1b[39;49m \x1b[30;40mblack\x1b[39;49m \x1b[30;44mblue\x1b[39;49m \x1b[30;42mgreen\x1b[39;49m \x1b[30;41mred\x1b[39;49m ',
        ),  # noqa: E501
        ('\x0f', '\x1b[m'),
        ('\x0302blue', '\x1b[34mblue\x1b[m'),
    ],
)
def test_ansi_color(inp, out):
    assert irc_color_to_ansi(inp) == out