test_codecs.py 文件源码

def test_unicode_escape(self):
        # Escape-decoding an unicode string is supported ang gives the same
        # result as decoding the equivalent ASCII bytes string.
        self.assertEqual(codecs.unicode_escape_decode(r"\u1234"), ("\u1234", 6))
        self.assertEqual(codecs.unicode_escape_decode(br"\u1234"), ("\u1234", 6))
        self.assertEqual(codecs.raw_unicode_escape_decode(r"\u1234"), ("\u1234", 6))
        self.assertEqual(codecs.raw_unicode_escape_decode(br"\u1234"), ("\u1234", 6))

        self.assertRaises(UnicodeDecodeError, codecs.unicode_escape_decode, br"\U00110000")
        self.assertEqual(codecs.unicode_escape_decode(r"\U00110000", "replace"), ("\ufffd", 10))

        self.assertRaises(UnicodeDecodeError, codecs.raw_unicode_escape_decode, br"\U00110000")
        self.assertEqual(codecs.raw_unicode_escape_decode(r"\U00110000", "replace"), ("\ufffd", 10))