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Issue #22362: Forbidden ambiguous octal escapes out of range 0-0o377 in

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regular expressions.
This commit is contained in:
Serhiy Storchaka 2014-09-23 23:22:41 +03:00
parent d8644db4e7
commit c563caf3a2
3 changed files with 26 additions and 9 deletions
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12
Lib/test/test_re.py
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@ -154,8 +154,8 @@ class ReTests(unittest.TestCase):
self.assertEqual(re.sub('x', r'\09', 'x'), '\0' + '9')
self.assertEqual(re.sub('x', r'\0a', 'x'), '\0' + 'a')
self.assertEqual(re.sub('x', r'\400', 'x'), '\0')
self.assertEqual(re.sub('x', r'\777', 'x'), '\377')
self.assertRaises(re.error, re.sub, 'x', r'\400', 'x')
self.assertRaises(re.error, re.sub, 'x', r'\777', 'x')
self.assertRaises(re.error, re.sub, 'x', r'\1', 'x')
self.assertRaises(re.error, re.sub, 'x', r'\8', 'x')
@ -700,7 +700,7 @@ class ReTests(unittest.TestCase):
self.assertTrue(re.match(r"\08", "\0008"))
self.assertTrue(re.match(r"\01", "\001"))
self.assertTrue(re.match(r"\018", "\0018"))
self.assertTrue(re.match(r"\567", chr(0o167)))
self.assertRaises(re.error, re.match, r"\567", "")
self.assertRaises(re.error, re.match, r"\911", "")
self.assertRaises(re.error, re.match, r"\x1", "")
self.assertRaises(re.error, re.match, r"\x1z", "")
@ -728,12 +728,13 @@ class ReTests(unittest.TestCase):
self.assertTrue(re.match(r"[\U%08x]" % i, chr(i)))
self.assertTrue(re.match(r"[\U%08x0]" % i, chr(i)+"0"))
self.assertTrue(re.match(r"[\U%08xz]" % i, chr(i)+"z"))
self.assertTrue(re.match(r"[\U0001d49c-\U0001d4b5]", "\U0001d49e"))
self.assertRaises(re.error, re.match, r"[\567]", "")
self.assertRaises(re.error, re.match, r"[\911]", "")
self.assertRaises(re.error, re.match, r"[\x1z]", "")
self.assertRaises(re.error, re.match, r"[\u123z]", "")
self.assertRaises(re.error, re.match, r"[\U0001234z]", "")
self.assertRaises(re.error, re.match, r"[\U00110000]", "")
self.assertTrue(re.match(r"[\U0001d49c-\U0001d4b5]", "\U0001d49e"))
def test_sre_byte_literals(self):
for i in [0, 8, 16, 32, 64, 127, 128, 255]:
@ -749,7 +750,7 @@ class ReTests(unittest.TestCase):
self.assertTrue(re.match(br"\08", b"\0008"))
self.assertTrue(re.match(br"\01", b"\001"))
self.assertTrue(re.match(br"\018", b"\0018"))
self.assertTrue(re.match(br"\567", bytes([0o167])))
self.assertRaises(re.error, re.match, br"\567", b"")
self.assertRaises(re.error, re.match, br"\911", b"")
self.assertRaises(re.error, re.match, br"\x1", b"")
self.assertRaises(re.error, re.match, br"\x1z", b"")
@ -766,6 +767,7 @@ class ReTests(unittest.TestCase):
self.assertTrue(re.match((r"[\x%02xz]" % i).encode(), bytes([i])))
self.assertTrue(re.match(br"[\u]", b'u'))
self.assertTrue(re.match(br"[\U]", b'U'))
self.assertRaises(re.error, re.match, br"[\567]", b"")
self.assertRaises(re.error, re.match, br"[\911]", b"")
self.assertRaises(re.error, re.match, br"[\x1z]", b"")