"""
    Pygments IRC formatter tests
    ~~~~~~~~~~~~~~~~~~~~~~~~~~~~

    :copyright: Copyright 2006-2022 by the Pygments team, see AUTHORS.
    :license: BSD, see LICENSE for details.
"""

from io import StringIO

from pygments.lexers import PythonLexer
from pygments.formatters import IRCFormatter

tokensource = list(PythonLexer().get_tokens("lambda x: 123"))
newlinetokensource = list(PythonLexer().get_tokens("from \\\n\\\n    os import  path\n"))

def test_correct_output():
    hfmt = IRCFormatter()
    houtfile = StringIO()
    hfmt.format(tokensource, houtfile)

    assert '\x0302lambda\x03 x: \x0302123\x03\n' == houtfile.getvalue()

def test_linecount_output():
    hfmt = IRCFormatter(linenos = True)
    houtfile = StringIO()
    hfmt.format(newlinetokensource, houtfile)

    expected_out = '0001: \x0302from\x03 \\\n0002: \\\n0003:     \x1d\x0310os\x03\x1d \x0302import\x03  path\n0004: '
    assert expected_out == houtfile.getvalue()