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Diffstat (limited to 'sources/shiboken6/tests/samplebinding/ownership_delete_parent_test.py')
-rw-r--r-- | sources/shiboken6/tests/samplebinding/ownership_delete_parent_test.py | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/sources/shiboken6/tests/samplebinding/ownership_delete_parent_test.py b/sources/shiboken6/tests/samplebinding/ownership_delete_parent_test.py new file mode 100644 index 000000000..1b7de5f2f --- /dev/null +++ b/sources/shiboken6/tests/samplebinding/ownership_delete_parent_test.py @@ -0,0 +1,87 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- +# +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: https://www.qt.io/licensing/ +## +## This file is part of the test suite of Qt for Python. +## +## $QT_BEGIN_LICENSE:GPL-EXCEPT$ +## Commercial License Usage +## Licensees holding valid commercial Qt licenses may use this file in +## accordance with the commercial license agreement provided with the +## Software or, alternatively, in accordance with the terms contained in +## a written agreement between you and The Qt Company. For licensing terms +## and conditions see https://www.qt.io/terms-conditions. For further +## information use the contact form at https://www.qt.io/contact-us. +## +## GNU General Public License Usage +## Alternatively, this file may be used under the terms of the GNU +## General Public License version 3 as published by the Free Software +## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT +## included in the packaging of this file. Please review the following +## information to ensure the GNU General Public License requirements will +## be met: https://www.gnu.org/licenses/gpl-3.0.html. +## +## $QT_END_LICENSE$ +## +############################################################################# + +'''Tests for destroying the parent''' + +import os +import sys +import unittest + +sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) +from shiboken_paths import init_paths +init_paths() + +from sample import ObjectType + + +class DeleteParentTest(unittest.TestCase): + '''Test case for deleting a parent object''' + + def testParentDestructor(self): + '''Delete parent object should invalidate child''' + parent = ObjectType() + child = ObjectType() + child.setParent(parent) + + refcount_before = sys.getrefcount(child) + + del parent + self.assertRaises(RuntimeError, child.objectName) + self.assertEqual(sys.getrefcount(child), refcount_before-1) + + def testParentDestructorMultipleChildren(self): + '''Delete parent object should invalidate all children''' + parent = ObjectType() + children = [ObjectType() for _ in range(10)] + + for child in children: + child.setParent(parent) + + del parent + for i, child in enumerate(children): + self.assertRaises(RuntimeError, child.objectName) + self.assertEqual(sys.getrefcount(child), 4) + + def testRecursiveParentDelete(self): + '''Delete parent should invalidate grandchildren''' + parent = ObjectType() + child = ObjectType(parent) + grandchild = ObjectType(child) + + del parent + self.assertRaises(RuntimeError, child.objectName) + self.assertEqual(sys.getrefcount(child), 2) + self.assertRaises(RuntimeError, grandchild.objectName) + self.assertEqual(sys.getrefcount(grandchild), 2) + + +if __name__ == '__main__': + unittest.main() |