Method test_lone_surrogates

Lib/test/test_codecs.py:875–885

(self)

                                 expected)

    def test_lone_surrogates(self):
        super().test_lone_surrogates()
        # not sure if this is making sense for
        # UTF-16 and UTF-32
        self.assertEqual("[\uDC80]".encode(self.encoding, "surrogateescape"),
                         self.BOM + b'[\x80]')

        with self.assertRaises(UnicodeEncodeError) as cm:
            "[\uDC80\uD800\uDFFF]".encode(self.encoding, "surrogateescape")
        exc = cm.exception
        self.assertEqual(exc.object[exc.start:exc.end], '\uD800\uDFFF')

    def test_surrogatepass_handler(self):
        self.assertEqual("abc\ud800def".encode(self.encoding, "surrogatepass"),