diff options
Diffstat (limited to 'Lib/test/test_re.py')
| -rw-r--r-- | Lib/test/test_re.py | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/Lib/test/test_re.py b/Lib/test/test_re.py index e5ad6cb..0e4fa88 100644 --- a/Lib/test/test_re.py +++ b/Lib/test/test_re.py @@ -225,9 +225,11 @@ class ReTests(unittest.TestCase): self.assertRaises(re.error, re.sub, '(?P<a>x)', '\g<a a>', 'xx') self.assertRaises(re.error, re.sub, '(?P<a>x)', '\g<>', 'xx') self.assertRaises(re.error, re.sub, '(?P<a>x)', '\g<1a1>', 'xx') + self.assertRaises(re.error, re.sub, '(?P<a>x)', r'\g<2>', 'xx') + self.assertRaises(re.error, re.sub, '(?P<a>x)', r'\2', 'xx') self.assertRaises(IndexError, re.sub, '(?P<a>x)', '\g<ab>', 'xx') - self.assertRaises(re.error, re.sub, '(?P<a>x)|(?P<b>y)', '\g<b>', 'xx') - self.assertRaises(re.error, re.sub, '(?P<a>x)|(?P<b>y)', '\\2', 'xx') + self.assertEqual(re.sub('(?P<a>x)|(?P<b>y)', r'\g<b>', 'xx'), '') + self.assertEqual(re.sub('(?P<a>x)|(?P<b>y)', r'\2', 'xx'), '') self.assertRaises(re.error, re.sub, '(?P<a>x)', '\g<-1>', 'xx') # New valid/invalid identifiers in Python 3 self.assertEqual(re.sub('(?P<µ>x)', r'\g<µ>', 'xx'), 'xx') @@ -439,6 +441,10 @@ class ReTests(unittest.TestCase): "first second") .expand(r"\2 \1 \g<second> \g<first>"), "second first second first") + self.assertEqual(re.match("(?P<first>first)|(?P<second>second)", + "first") + .expand(r"\2 \g<second>"), + " ") def test_repeat_minmax(self): self.assertIsNone(re.match("^(\w){1}$", "abc")) |