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#!/usr/bin/env python
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
'''Test weakref support'''
import gc
import os
import sys
import unittest
import weakref
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from shiboken_paths import init_paths
init_paths()
from sample import ObjectType, PrivateDtor
class WeakrefBasicTest(unittest.TestCase):
'''Simple test case of using a weakref'''
def setUp(self):
self.called = False
def cb(self, *args):
self.called = True
def testBasic(self):
'''ObjectType weakref'''
obj = ObjectType()
ref = weakref.ref(obj, self.cb) # noqa: F841
del obj
# PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
gc.collect()
self.assertTrue(self.called)
def testPrivateDtor(self):
'''PrivateDtor weakref'''
obj = PrivateDtor.instance()
ref = weakref.ref(obj, self.cb) # noqa: F841
del obj
# PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
gc.collect()
self.assertTrue(self.called)
if __name__ == '__main__':
unittest.main()
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