KaneAI - World’s First E2E Software Testing Agent.Book a Demo Join TestMu Conference

How to use fake_isfile method in stestr

Best Python code snippet using stestr_python

fake_fs.py

Source:fake_fs.py

...21        >>> fake_listdir, fake_isfile, _, _ = \22                make_fake_fstools(fake_fs)23        >>> fake_listdir('a_directory/yet_another_directory')24        ['empty_directory']25        >>> fake_isfile('a_directory/yet_another_directory')26        False27    :param fake_filesystem: A dict representing a filesystem28    """29    assert isinstance(fake_filesystem, dict)30    def fake_listdir(path, fsdict=False):31        if fsdict is False:32            fsdict = fake_filesystem33        remainder = path.strip('/') + '/'34        subdict = fsdict35        while '/' in remainder:36            next_dir, remainder = remainder.split('/', 1)37            if next_dir not in subdict:38                raise OSError(39                    '[Errno 2] No such file or directory: %s' % next_dir)40            subdict = subdict.get(next_dir)41            if not isinstance(subdict, dict):42                raise OSError('[Errno 20] Not a directory: %s' % next_dir)43            if subdict and not remainder:44                return subdict.keys()45        return []46    def fake_isfile(path, fsdict=False):47        if fsdict is False:48            fsdict = fake_filesystem49        components = path.strip('/').split('/')50        subdict = fsdict51        for component in components:52            if component not in subdict:53                raise OSError(54                    '[Errno 2] No such file or directory: %s' % component)55            subdict = subdict.get(component)56        return subdict is None or isinstance(subdict, str)57    def fake_isdir(path, fsdict=False):58        return not fake_isfile(path)59    def fake_exists(path, fsdict=False):60        return fake_isfile(path, fsdict) or fake_isdir(path, fsdict)61    def fake_open(path, mode=None, buffering=None):62        components = path.strip('/').split('/')63        subdict = fake_filesystem64        for component in components:65            if component not in subdict:66                raise IOError(67                    '[Errno 2] No such file or directory: %s' % component)68            subdict = subdict.get(component)69        if isinstance(subdict, dict):70            raise IOError('[Errno 21] Is a directory: %s' % path)71        elif subdict is None:72            return closing(StringIO(''))73        return closing(StringIO(subdict))74    return fake_exists, fake_listdir, fake_isfile, fake_isdir, fake_open

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.