diff options
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/crashers/weakref_in_del.py | 3 | ||||
| -rw-r--r-- | Lib/test/test_weakref.py | 14 |
2 files changed, 16 insertions, 1 deletions
diff --git a/Lib/test/crashers/weakref_in_del.py b/Lib/test/crashers/weakref_in_del.py index 3bbcfc3..2e9b186 100644 --- a/Lib/test/crashers/weakref_in_del.py +++ b/Lib/test/crashers/weakref_in_del.py @@ -1,11 +1,12 @@ import weakref # http://python.org/sf/1377858 +# Fixed for new-style classes in 2.5c1. ref = None def test_weakref_in_del(): - class Target(object): + class Target(): def __del__(self): global ref ref = weakref.ref(self) diff --git a/Lib/test/test_weakref.py b/Lib/test/test_weakref.py index 18ab401..c669109 100644 --- a/Lib/test/test_weakref.py +++ b/Lib/test/test_weakref.py @@ -6,6 +6,8 @@ import weakref from test import test_support +# Used in ReferencesTestCase.test_ref_created_during_del() . +ref_from_del = None class C: def method(self): @@ -630,6 +632,18 @@ class ReferencesTestCase(TestBase): finally: gc.set_threshold(*thresholds) + def test_ref_created_during_del(self): + # Bug #1377858 + # A weakref created in an object's __del__() would crash the + # interpreter when the weakref was cleaned up since it would refer to + # non-existent memory. This test should not segfault the interpreter. + class Target(object): + def __del__(self): + global ref_from_del + ref_from_del = weakref.ref(self) + + w = Target() + class SubclassableWeakrefTestCase(unittest.TestCase): |