''

def test_version_10_format_legacy_parser(self):

    path_variable = None
    for env in os.environ:
        if (env.lower() == 'path'):
            path_variable = env
    if path_variable:
        old_path = os.environ[path_variable]
        os.environ[path_variable] = ''
    warning_filters = warnings.filters
    warnings.filters = warning_filters[:]
    try:
        warnings.simplefilter('ignore', DeprecationWarning)
        self._write_entries(ENTRIES_V10)
        rev = egg_info.egg_info.get_svn_revision()
    finally:
        warnings.filters = warning_filters
        if path_variable:
            os.environ[path_variable] = old_path
    self.assertEqual(rev, '89000')
