Add tests for raw-unicode-escape codec.
diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 749f415..43886fc 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -1934,6 +1934,56 @@
self.assertEqual(decode(br"\U00110000", "replace"), ("\ufffd", 10))
+class RawUnicodeEscapeTest(unittest.TestCase):
+ def test_empty(self):
+ self.assertEqual(codecs.raw_unicode_escape_encode(""), (b"", 0))
+ self.assertEqual(codecs.raw_unicode_escape_decode(b""), ("", 0))
+
+ def test_raw_encode(self):
+ encode = codecs.raw_unicode_escape_encode
+ for b in range(256):
+ self.assertEqual(encode(chr(b)), (bytes([b]), 1))
+
+ def test_raw_decode(self):
+ decode = codecs.raw_unicode_escape_decode
+ for b in range(256):
+ self.assertEqual(decode(bytes([b]) + b'0'), (chr(b) + '0', 2))
+
+ def test_escape_encode(self):
+ encode = codecs.raw_unicode_escape_encode
+ check = coding_checker(self, encode)
+ for b in range(256):
+ if b not in b'uU':
+ check('\\' + chr(b), b'\\' + bytes([b]))
+ check('\u20ac', br'\u20ac')
+ check('\U0001d120', br'\U0001d120')
+
+ def test_escape_decode(self):
+ decode = codecs.raw_unicode_escape_decode
+ check = coding_checker(self, decode)
+ for b in range(256):
+ if b not in b'uU':
+ check(b'\\' + bytes([b]), '\\' + chr(b))
+ check(br"\u20ac", "\u20ac")
+ check(br"\U0001d120", "\U0001d120")
+
+ def test_decode_errors(self):
+ decode = codecs.raw_unicode_escape_decode
+ for c, d in (b'u', 4), (b'U', 4):
+ for i in range(d):
+ self.assertRaises(UnicodeDecodeError, decode,
+ b"\\" + c + b"0"*i)
+ self.assertRaises(UnicodeDecodeError, decode,
+ b"[\\" + c + b"0"*i + b"]")
+ data = b"[\\" + c + b"0"*i + b"]\\" + c + b"0"*i
+ self.assertEqual(decode(data, "ignore"), ("[]", len(data)))
+ self.assertEqual(decode(data, "replace"),
+ ("[\ufffd]\ufffd", len(data)))
+ self.assertRaises(UnicodeDecodeError, decode, br"\U00110000")
+ self.assertEqual(decode(br"\U00110000", "ignore"), ("", 10))
+ self.assertEqual(decode(br"\U00110000", "replace"), ("\ufffd", 10))
+
+
class SurrogateEscapeTest(unittest.TestCase):
def test_utf8(self):
@@ -2100,6 +2150,7 @@
WithStmtTest,
TypesTest,
UnicodeEscapeTest,
+ RawUnicodeEscapeTest,
SurrogateEscapeTest,
BomTest,
TransformCodecTest,