test_codecs.py 文件源码

def test_encode_length(self):
        # Issue 3739
        encoder = codecs.getencoder("unicode_internal")
        self.assertEqual(encoder(u"a")[1], 1)
        self.assertEqual(encoder(u"\xe9\u0142")[1], 2)

        encoder = codecs.getencoder("string-escape")
        self.assertEqual(encoder(r'\x00')[1], 4)

# From http://www.gnu.org/software/libidn/draft-josefsson-idn-test-vectors.html