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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 cases for a class that holds an arbitraty pointer and is modified to hold an PyObject.'''
import os
import sys
import unittest
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 PointerHolder
class TestPointerHolder(unittest.TestCase):
'''Test cases for a class that holds an arbitraty pointer and
is modified to hold an PyObject.'''
def testStoringAndRetrievingPointer(self):
ph = PointerHolder('Hello')
self.assertEqual(ph.pointer(), 'Hello')
a = (1, 2, 3)
ph = PointerHolder(a)
self.assertEqual(ph.pointer(), a)
@unittest.skipUnless(hasattr(sys, "getrefcount"), f"{sys.implementation.name} has no refcount")
def testReferenceCounting(self):
'''Test reference counting when retrieving data with PointerHolder.pointer().'''
a = (1, 2, 3)
refcnt = sys.getrefcount(a)
ph = PointerHolder(a)
ptr = ph.pointer() # noqa: F841
self.assertEqual(sys.getrefcount(a), refcnt + 1)
if __name__ == '__main__':
unittest.main()
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