diff options
Diffstat (limited to 'Lib/test/test_re.py')
| -rw-r--r-- | Lib/test/test_re.py | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py index eb1aba3..6803e02 100644 --- a/Lib/test/test_re.py +++ b/Lib/test/test_re.py @@ -1323,8 +1323,21 @@ class ReTests(unittest.TestCase): self.assertTrue(re.match('(?ixu) ' + upper_char, lower_char)) self.assertTrue(re.match('(?ixu) ' + lower_char, upper_char)) - with self.assertWarns(DeprecationWarning): - self.assertTrue(re.match(upper_char + '(?i)', lower_char)) + p = upper_char + '(?i)' + with self.assertWarns(DeprecationWarning) as warns: + self.assertTrue(re.match(p, lower_char)) + self.assertEqual( + str(warns.warnings[0].message), + 'Flags not at the start of the expression %s' % p + ) + + p = upper_char + '(?i)%s' % ('.?' * 100) + with self.assertWarns(DeprecationWarning) as warns: + self.assertTrue(re.match(p, lower_char)) + self.assertEqual( + str(warns.warnings[0].message), + 'Flags not at the start of the expression %s (truncated)' % p[:20] + ) def test_dollar_matches_twice(self): "$ matches the end of string, and just before the terminating \n" |