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authorSerhiy Storchaka <storchaka@gmail.com>2013-02-04 10:47:24 (GMT)
committerSerhiy Storchaka <storchaka@gmail.com>2013-02-04 10:47:24 (GMT)
commit19c4e0df29234355074fe7ec67857f0a0b7e0a18 (patch)
tree55fc3001eeeb6613b9dbe948da9a1ec51c44f3c8 /Lib/test/test_functools.py
parent64359d203e95f243eec661baa4226509a8bb2909 (diff)
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Issue #6083: Fix multiple segmentation faults occured when PyArg_ParseTuple
parses nested mutating sequence.
Diffstat (limited to 'Lib/test/test_functools.py')
-rw-r--r--Lib/test/test_functools.py20
1 files changed, 20 insertions, 0 deletions
diff --git a/Lib/test/test_functools.py b/Lib/test/test_functools.py
index 4708381..11e6e84 100644
--- a/Lib/test/test_functools.py
+++ b/Lib/test/test_functools.py
@@ -179,6 +179,25 @@ class TestPartial(unittest.TestCase):
f_copy = pickle.loads(pickle.dumps(f))
self.assertEqual(signature(f), signature(f_copy))
+ # Issue 6083: Reference counting bug
+ def test_setstate_refcount(self):
+ class BadSequence:
+ def __len__(self):
+ return 4
+ def __getitem__(self, key):
+ if key == 0:
+ return max
+ elif key == 1:
+ return tuple(range(1000000))
+ elif key in (2, 3):
+ return {}
+ raise IndexError
+
+ f = self.thetype(object)
+ self.assertRaisesRegex(SystemError,
+ "new style getargs format but argument is not a tuple",
+ f.__setstate__, BadSequence())
+
class PartialSubclass(functools.partial):
pass
@@ -195,6 +214,7 @@ class TestPythonPartial(TestPartial):
# the python version isn't picklable
def test_pickle(self): pass
+ def test_setstate_refcount(self): pass
class TestUpdateWrapper(unittest.TestCase):