EmbeddedPkg: Extend NvVarStoreFormattedLib LIBRARY_CLASS

[mirror_edk2.git] / AppPkg / Applications / Python / Python-2.7.2 / Lib / distutils / tests / support.py

"""Support code for distutils test cases."""\r
import os\r
import shutil\r
import tempfile\r
from copy import deepcopy\r
import warnings\r
\r
from distutils import log\r
from distutils.log import DEBUG, INFO, WARN, ERROR, FATAL\r
from distutils.core import Distribution\r
\r
def capture_warnings(func):\r
    def _capture_warnings(*args, **kw):\r
        with warnings.catch_warnings():\r
            warnings.simplefilter("ignore")\r
            return func(*args, **kw)\r
    return _capture_warnings\r
\r
class LoggingSilencer(object):\r
\r
    def setUp(self):\r
        super(LoggingSilencer, self).setUp()\r
        self.threshold = log.set_threshold(log.FATAL)\r
        # catching warnings\r
        # when log will be replaced by logging\r
        # we won't need such monkey-patch anymore\r
        self._old_log = log.Log._log\r
        log.Log._log = self._log\r
        self.logs = []\r
\r
    def tearDown(self):\r
        log.set_threshold(self.threshold)\r
        log.Log._log = self._old_log\r
        super(LoggingSilencer, self).tearDown()\r
\r
    def _log(self, level, msg, args):\r
        if level not in (DEBUG, INFO, WARN, ERROR, FATAL):\r
            raise ValueError('%s wrong log level' % str(level))\r
        self.logs.append((level, msg, args))\r
\r
    def get_logs(self, *levels):\r
        def _format(msg, args):\r
            if len(args) == 0:\r
                return msg\r
            return msg % args\r
        return [_format(msg, args) for level, msg, args\r
                in self.logs if level in levels]\r
\r
    def clear_logs(self):\r
        self.logs = []\r
\r
class TempdirManager(object):\r
    """Mix-in class that handles temporary directories for test cases.\r
\r
    This is intended to be used with unittest.TestCase.\r
    """\r
\r
    def setUp(self):\r
        super(TempdirManager, self).setUp()\r
        self.tempdirs = []\r
\r
    def tearDown(self):\r
        super(TempdirManager, self).tearDown()\r
        while self.tempdirs:\r
            d = self.tempdirs.pop()\r
            shutil.rmtree(d, os.name in ('nt', 'cygwin'))\r
\r
    def mkdtemp(self):\r
        """Create a temporary directory that will be cleaned up.\r
\r
        Returns the path of the directory.\r
        """\r
        d = tempfile.mkdtemp()\r
        self.tempdirs.append(d)\r
        return d\r
\r
    def write_file(self, path, content='xxx'):\r
        """Writes a file in the given path.\r
\r
\r
        path can be a string or a sequence.\r
        """\r
        if isinstance(path, (list, tuple)):\r
            path = os.path.join(*path)\r
        f = open(path, 'w')\r
        try:\r
            f.write(content)\r
        finally:\r
            f.close()\r
\r
    def create_dist(self, pkg_name='foo', **kw):\r
        """Will generate a test environment.\r
\r
        This function creates:\r
         - a Distribution instance using keywords\r
         - a temporary directory with a package structure\r
\r
        It returns the package directory and the distribution\r
        instance.\r
        """\r
        tmp_dir = self.mkdtemp()\r
        pkg_dir = os.path.join(tmp_dir, pkg_name)\r
        os.mkdir(pkg_dir)\r
        dist = Distribution(attrs=kw)\r
\r
        return pkg_dir, dist\r
\r
class DummyCommand:\r
    """Class to store options for retrieval via set_undefined_options()."""\r
\r
    def __init__(self, **kwargs):\r
        for kw, val in kwargs.items():\r
            setattr(self, kw, val)\r
\r
    def ensure_finalized(self):\r
        pass\r
\r
class EnvironGuard(object):\r
\r
    def setUp(self):\r
        super(EnvironGuard, self).setUp()\r
        self.old_environ = deepcopy(os.environ)\r
\r
    def tearDown(self):\r
        for key, value in self.old_environ.items():\r
            if os.environ.get(key) != value:\r
                os.environ[key] = value\r
\r
        for key in os.environ.keys():\r
            if key not in self.old_environ:\r
                del os.environ[key]\r
\r
        super(EnvironGuard, self).tearDown()\r