diff options
Diffstat (limited to 'sources/pyside6/tests/QtWidgets/bug_576.py')
-rw-r--r-- | sources/pyside6/tests/QtWidgets/bug_576.py | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtWidgets/bug_576.py b/sources/pyside6/tests/QtWidgets/bug_576.py new file mode 100644 index 000000000..4a17e7aa8 --- /dev/null +++ b/sources/pyside6/tests/QtWidgets/bug_576.py @@ -0,0 +1,49 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 + +""" Unittest for bug #576 """ +""" http://bugs.openbossa.org/show_bug.cgi?id=576 """ + +import gc +import os +import sys +import unittest + +from pathlib import Path +sys.path.append(os.fspath(Path(__file__).resolve().parents[1])) +from init_paths import init_test_paths +init_test_paths(False) + +from PySide6.QtCore import QObject +from PySide6.QtWidgets import QApplication, QPushButton, QWidget + + +class Bug576(unittest.TestCase): + def onButtonDestroyed(self, button): + self._destroyed = True + self.assertTrue(isinstance(button, QPushButton)) + + @unittest.skipUnless(hasattr(sys, "getrefcount"), f"{sys.implementation.name} has no refcount") + def testWidgetParent(self): + self._destroyed = False + app = QApplication(sys.argv) + w = QWidget() + + b = QPushButton("test") + b.destroyed[QObject].connect(self.onButtonDestroyed) + self.assertEqual(sys.getrefcount(b), 2) + b.setParent(w) + self.assertEqual(sys.getrefcount(b), 3) + b.parent() + self.assertEqual(sys.getrefcount(b), 3) + b.setParent(None) + self.assertEqual(sys.getrefcount(b), 2) + del b + # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion + gc.collect() + self.assertTrue(self._destroyed) + + +if __name__ == '__main__': + unittest.main() + |