test_codecs.py 文件源码

def test_errors(self):
        tests = [
            (b'a\xffb', 'a\ufffdb'),
            (b'a+IK', 'a\ufffd'),
            (b'a+IK-b', 'a\ufffdb'),
            (b'a+IK,b', 'a\ufffdb'),
            (b'a+IKx', 'a\u20ac\ufffd'),
            (b'a+IKx-b', 'a\u20ac\ufffdb'),
            (b'a+IKwgr', 'a\u20ac\ufffd'),
            (b'a+IKwgr-b', 'a\u20ac\ufffdb'),
            (b'a+IKwgr,', 'a\u20ac\ufffd'),
            (b'a+IKwgr,-b', 'a\u20ac\ufffd-b'),
            (b'a+IKwgrB', 'a\u20ac\u20ac\ufffd'),
            (b'a+IKwgrB-b', 'a\u20ac\u20ac\ufffdb'),
            (b'a+/,+IKw-b', 'a\ufffd\u20acb'),
            (b'a+//,+IKw-b', 'a\ufffd\u20acb'),
            (b'a+///,+IKw-b', 'a\uffff\ufffd\u20acb'),
            (b'a+////,+IKw-b', 'a\uffff\ufffd\u20acb'),
        ]
        for raw, expected in tests:
            with self.subTest(raw=raw):
                self.assertRaises(UnicodeDecodeError, codecs.utf_7_decode,
                                raw, 'strict', True)
                self.assertEqual(raw.decode('utf-7', 'replace'), expected)