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Code Issues Projects Releases Packages Wiki Activity Actions 8

#17341: Include name in re error message about invalid group name.

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Patch by Jason Michalski.
This commit is contained in:
R David Murray 2013-04-14 13:00:54 -04:00
parent f2fa5fc794
commit 26dfaac9ac
4 changed files with 18 additions and 2 deletions
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11
Lib/test/test_re.py
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@ -3,6 +3,7 @@ from test.support import verbose, run_unittest, gc_collect, bigmemtest, _2G, \
import io
import re
from re import Scanner
import sre_constants
import sys
import string
import traceback
@ -1029,6 +1030,16 @@ class ReTests(unittest.TestCase):
self.assertRaises(OverflowError, re.compile, r".{,%d}" % MAXREPEAT)
self.assertRaises(OverflowError, re.compile, r".{%d,}?" % MAXREPEAT)
def test_backref_group_name_in_exception(self):
# Issue 17341: Poor error message when compiling invalid regex
with self.assertRaisesRegex(sre_constants.error, '<foo>'):
re.compile('(?P=<foo>)')
def test_group_name_in_exception(self):
# Issue 17341: Poor error message when compiling invalid regex
with self.assertRaisesRegex(sre_constants.error, '\?foo'):
re.compile('(?P<?foo>)')
def run_re_tests():
from test.re_tests import tests, SUCCEED, FAIL, SYNTAX_ERROR