test_wsgi.py 文件源码

def test_wsgiErrorsAcceptsOnlyNativeStringsInPython3(self):
        """
        The C{'wsgi.errors'} file-like object from the C{environ} C{dict}
        permits writes of only native strings in Python 3, and raises
        C{TypeError} for writes of non-native strings.
        """
        if not _PY3:
            raise SkipTest("Relevant only in Python 3")

        request, result = self.prepareRequest()
        request.requestReceived()
        environ, _ = self.successResultOf(result)
        errors = environ["wsgi.errors"]

        error = self.assertRaises(TypeError, errors.write, b"fred")
        self.assertEqual(
            "write() argument must be str, not b'fred' (bytes)",
            str(error))