diff options
Diffstat (limited to 'sources/shiboken6/tests/samplebinding/ownership_invalidate_child_test.py')
-rw-r--r-- | sources/shiboken6/tests/samplebinding/ownership_invalidate_child_test.py | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/sources/shiboken6/tests/samplebinding/ownership_invalidate_child_test.py b/sources/shiboken6/tests/samplebinding/ownership_invalidate_child_test.py new file mode 100644 index 000000000..77b7c576c --- /dev/null +++ b/sources/shiboken6/tests/samplebinding/ownership_invalidate_child_test.py @@ -0,0 +1,54 @@ +#!/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 + +'''Tests for invalidating a C++ created child that was already on the care of a parent.''' + +import gc +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 ObjectType, BlackBox + + +class InvalidateChildTest(unittest.TestCase): + '''Tests for invalidating a C++ created child that was already on the care of a parent.''' + + def testInvalidateChild(self): + '''Invalidating method call should remove child from the care of a parent if it has one.''' + parent = ObjectType() + child1 = ObjectType(parent) + child1.setObjectName('child1') + child2 = ObjectType.create() + child2.setParent(parent) + child2.setObjectName('child2') + + self.assertEqual(parent.children(), [child1, child2]) + + bbox = BlackBox() + + # This method steals ownership from Python to C++. + bbox.keepObjectType(child1) + self.assertEqual(parent.children(), [child2]) + + bbox.keepObjectType(child2) + self.assertEqual(parent.children(), []) + + del parent + # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion + gc.collect() + # PYSIDE-535: Why do I need to do it twice, here? + gc.collect() + + self.assertEqual(child1.objectName(), 'child1') + self.assertRaises(RuntimeError, child2.objectName) + + +if __name__ == '__main__': + unittest.main() |