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Issue #17381: Fixed handling of case-insensitive ranges in regular expressions.

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This commit is contained in:
Serhiy Storchaka 2014-10-31 12:37:50 +02:00
parent 36ac510956
commit b1847e7541
3 changed files with 71 additions and 15 deletions
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19
Lib/test/test_re.py
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@ -583,6 +583,25 @@ class ReTests(unittest.TestCase):
self.assertEqual(re.match(r"((a)\s(abc|a))", "a a", re.I).group(1), "a a")
self.assertEqual(re.match(r"((a)\s(abc|a)*)", "a aa", re.I).group(1), "a aa")
def test_ignore_case_range(self):
# Issues #3511, #17381.
self.assertTrue(re.match(r'[9-a]', '_', re.I))
self.assertIsNone(re.match(r'[9-A]', '_', re.I))
self.assertTrue(re.match(br'[9-a]', b'_', re.I))
self.assertIsNone(re.match(br'[9-A]', b'_', re.I))
self.assertTrue(re.match(r'[\xc0-\xde]', '\xd7', re.I))
self.assertIsNone(re.match(r'[\xc0-\xde]', '\xf7', re.I))
self.assertTrue(re.match(r'[\xe0-\xfe]', '\xf7', re.I))
self.assertIsNone(re.match(r'[\xe0-\xfe]', '\xd7', re.I))
self.assertTrue(re.match(r'[\u0430-\u045f]', '\u0450', re.I))
self.assertTrue(re.match(r'[\u0430-\u045f]', '\u0400', re.I))
self.assertTrue(re.match(r'[\u0400-\u042f]', '\u0450', re.I))
self.assertTrue(re.match(r'[\u0400-\u042f]', '\u0400', re.I))
self.assertTrue(re.match(r'[\U00010428-\U0001044f]', '\U00010428', re.I))
self.assertTrue(re.match(r'[\U00010428-\U0001044f]', '\U00010400', re.I))
self.assertTrue(re.match(r'[\U00010400-\U00010427]', '\U00010428', re.I))
self.assertTrue(re.match(r'[\U00010400-\U00010427]', '\U00010400', re.I))
def test_category(self):
self.assertEqual(re.match(r"(\s)", " ").group(1), " ")