Commit b63902a7 authored by Serhiy Storchaka's avatar Serhiy Storchaka

Issue #25582: Fixed 100 MB memory leak in test_ctypes.

parent ba270147
......@@ -192,9 +192,19 @@ class PointersTestCase(unittest.TestCase):
LargeNamedType = type('T' * 2 ** 25, (Structure,), {})
self.assertTrue(POINTER(LargeNamedType))
# to not leak references, we must clean _pointer_type_cache
from ctypes import _pointer_type_cache
del _pointer_type_cache[LargeNamedType]
def test_pointer_type_str_name(self):
large_string = 'T' * 2 ** 25
self.assertTrue(POINTER(large_string))
P = POINTER(large_string)
self.assertTrue(P)
# to not leak references, we must clean _pointer_type_cache
from ctypes import _pointer_type_cache
del _pointer_type_cache[id(P)]
if __name__ == '__main__':
unittest.main()
......@@ -135,5 +135,9 @@ class Structures(unittest.TestCase):
self.assertEqual(ret.top, top.value)
self.assertEqual(ret.bottom, bottom.value)
# to not leak references, we must clean _pointer_type_cache
from ctypes import _pointer_type_cache
del _pointer_type_cache[RECT]
if __name__ == '__main__':
unittest.main()
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