[Python-checkins] python/dist/src/Lib/test list_tests.py,1.2,1.3

[nnorwitz at users.sourceforge.net]

Update of /cvsroot/python/python/dist/src/Lib/test
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv1355/Lib/test

Modified Files:
	list_tests.py 
Log Message:
SF patch #1005778, Fix seg fault if list object is modified during list.index()

Backport candidate


Index: list_tests.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/test/list_tests.py,v
retrieving revision 1.2
retrieving revision 1.3
diff -C2 -d -r1.2 -r1.3
*** list_tests.py	18 Jan 2004 21:03:23 -0000	1.2
--- list_tests.py	13 Aug 2004 03:18:29 -0000	1.3
***************
*** 312,315 ****
--- 312,327 ----
          self.assertEqual(a, self.type2test([-2, -1, 0, 1, 2]))
  
+         # Test modifying the list during index's iteration
+         class EvilCmp:
+             def __init__(self, victim):
+                 self.victim = victim
+             def __eq__(self, other):
+                 del self.victim[:]
+                 return False
+         a = self.type2test()
+         a[:] = [EvilCmp(a) for _ in xrange(100)]
+         # This used to seg fault before patch #1005778
+         self.assertRaises(ValueError, a.index, None)
+ 
      def test_reverse(self):
          u = self.type2test([-2, -1, 0, 1, 2])