test_codeccallbacks.py 文件源码

def test_backslashescape(self):
        # Does the same as the "unicode-escape" encoding, but with different
        # base encodings.
        sin = "a\xac\u1234\u20ac\u8000"
        if sys.maxunicode > 0xffff:
            sin += chr(sys.maxunicode)
        sout = b"a\\xac\\u1234\\u20ac\\u8000"
        if sys.maxunicode > 0xffff:
            sout += bytes("\\U%08x" % sys.maxunicode, "ascii")
        self.assertEqual(sin.encode("ascii", "backslashreplace"), sout)

        sout = b"a\xac\\u1234\\u20ac\\u8000"
        if sys.maxunicode > 0xffff:
            sout += bytes("\\U%08x" % sys.maxunicode, "ascii")
        self.assertEqual(sin.encode("latin-1", "backslashreplace"), sout)

        sout = b"a\xac\\u1234\xa4\\u8000"
        if sys.maxunicode > 0xffff:
            sout += bytes("\\U%08x" % sys.maxunicode, "ascii")
        self.assertEqual(sin.encode("iso-8859-15", "backslashreplace"), sout)