From 59b68656f846973840953220c4780f3558b59fb8 Mon Sep 17 00:00:00 2001
From: Fredrik Lundh <fredrik@pythonware.com>
Date: Tue, 18 Sep 2001 20:55:24 +0000
Subject: fixed #449964: sre.sub raises an exception if the template contains a
 \g<x> group reference followed by a character escape

(also restructured a few things on the way to fixing #449000)
---
 Lib/test/test_sre.py | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'Lib/test/test_sre.py')

diff --git a/Lib/test/test_sre.py b/Lib/test/test_sre.py
index 49fe4c64a9..4a71447582 100644
--- a/Lib/test/test_sre.py
+++ b/Lib/test/test_sre.py
@@ -104,6 +104,9 @@ test(r"""sre.sub(r'(?P<a>x)', '\g<a>\g<1>', 'xx')""", 'xxxx')
 test(r"""sre.sub(r'(?P<unk>x)', '\g<unk>\g<unk>', 'xx')""", 'xxxx')
 test(r"""sre.sub(r'(?P<unk>x)', '\g<1>\g<1>', 'xx')""", 'xxxx')
 
+# bug 449964: fails for group followed by other escape
+test(r"""sre.sub(r'(?P<unk>x)', '\g<1>\g<1>\\b', 'xx')""", 'xx\bxx\b')
+
 test(r"""sre.sub(r'a', r'\t\n\v\r\f\a\b\B\Z\a\A\w\W\s\S\d\D', 'a')""", '\t\n\v\r\f\a\b\\B\\Z\a\\A\\w\\W\\s\\S\\d\\D')
 test(r"""sre.sub(r'a', '\t\n\v\r\f\a', 'a')""", '\t\n\v\r\f\a')
 test(r"""sre.sub(r'a', '\t\n\v\r\f\a', 'a')""", (chr(9)+chr(10)+chr(11)+chr(13)+chr(12)+chr(7)))
-- 
cgit v1.2.1