tests/test-run-tests.py
author Mathias De Mare <mathias.de_mare@nokia.com>
Mon, 07 Nov 2022 09:25:20 +0100
changeset 49725 53e4f44ba0e8
parent 48966 6000f5b25c9b
permissions -rw-r--r--
configitems: enable pullbundles by default The use of pullbundles is already protected: they are only used when a pullbundles.manifest file is created on the server. Having an additional flag doesn't really make sense and can confuse users (as indicated in the mercurial mailing list on the topic "Can't get pull-bundles working").

"""test line matching with some failing examples and some which warn

run-test.t only checks positive matches and can not see warnings
(both by design)
"""

import doctest
import os
import re

# this is hack to make sure no escape characters are inserted into the output
if 'TERM' in os.environ:
    del os.environ['TERM']
run_tests = __import__('run-tests')


def prn(ex):
    m = ex.args[0]
    if isinstance(m, str):
        print(m)
    else:
        print(m.decode('utf-8'))


def lm(expected, output):
    r"""check if output matches expected

    does it generally work?
        >>> lm(b'H*e (glob)\n', b'Here\n')
        True

    fail on bad test data
        >>> try: lm(b'a\n',b'a')
        ... except AssertionError as ex: print(ex)
        missing newline
        >>> try: lm(b'single backslash\n', b'single \backslash\n')
        ... except AssertionError as ex: prn(ex)
        single backslash or unknown char
    """
    assert expected.endswith(b'\n') and output.endswith(
        b'\n'
    ), 'missing newline'
    assert not re.search(
        br'[^ \w\\/\r\n()*?]', expected + output
    ), b'single backslash or unknown char'
    test = run_tests.TTest(b'test-run-test.t', b'.', b'.')
    match, exact = test.linematch(expected, output)
    if isinstance(match, str):
        return 'special: ' + match
    elif isinstance(match, bytes):
        return 'special: ' + match.decode('utf-8')
    else:
        return bool(match)  # do not return match object


def wintests():
    r"""test matching like running on windows

    enable windows matching on any os
        >>> _osaltsep = os.altsep
        >>> os.altsep = True
        >>> _osname = os.name
        >>> os.name = 'nt'
        >>> _old_windows = run_tests.WINDOWS
        >>> run_tests.WINDOWS = True

    valid match on windows
        >>> lm(b'g/a*/d (glob)\n', b'g\\abc/d\n')
        True

    direct matching, glob unnecessary
        >>> lm(b'g/b (glob)\n', b'g/b\n')
        'special: -glob'

    missing glob
        >>> lm(b'/g/c/d/fg\n', b'\\g\\c\\d/fg\n')
        True
        >>> lm(b'/g/c/d/fg\n', b'\\g\\c\\d\\fg\r\n')
        True

    restore os.altsep
        >>> os.altsep = _osaltsep
        >>> os.name = _osname
        >>> run_tests.WINDOWS = _old_windows
    """
    pass


def otherostests():
    r"""test matching like running on non-windows os

    disable windows matching on any os
        >>> _osaltsep = os.altsep
        >>> os.altsep = False
        >>> _osname = os.name
        >>> os.name = 'nt'

    backslash does not match slash
        >>> lm(b'h/a* (glob)\n', b'h\\ab\n')
        False

    direct matching glob can not be recognized
        >>> lm(b'h/b (glob)\n', b'h/b\n')
        True

    missing glob can not not be recognized
        >>> lm(b'/h/c/df/g/\n', b'\\h/c\\df/g\\\n')
        False

    restore os.altsep
        >>> os.altsep = _osaltsep
        >>> os.name = _osname
    """
    pass


if __name__ == '__main__':
    doctest.testmod()