1############################################################################# 2## 3## Copyright (C) 2016 The Qt Company Ltd. 4## Contact: https://www.qt.io/licensing/ 5## 6## This file is part of the test suite of Qt for Python. 7## 8## $QT_BEGIN_LICENSE:GPL-EXCEPT$ 9## Commercial License Usage 10## Licensees holding valid commercial Qt licenses may use this file in 11## accordance with the commercial license agreement provided with the 12## Software or, alternatively, in accordance with the terms contained in 13## a written agreement between you and The Qt Company. For licensing terms 14## and conditions see https://www.qt.io/terms-conditions. For further 15## information use the contact form at https://www.qt.io/contact-us. 16## 17## GNU General Public License Usage 18## Alternatively, this file may be used under the terms of the GNU 19## General Public License version 3 as published by the Free Software 20## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT 21## included in the packaging of this file. Please review the following 22## information to ensure the GNU General Public License requirements will 23## be met: https://www.gnu.org/licenses/gpl-3.0.html. 24## 25## $QT_END_LICENSE$ 26## 27############################################################################# 28 29import os 30import sys 31import unittest 32 33sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) 34from init_paths import init_test_paths 35init_test_paths(False) 36 37from PySide2 import QtCore, QtWidgets 38from helper.usesqapplication import UsesQApplication 39 40class TestBugPYSIDE189(UsesQApplication): 41 42 def testDisconnect(self): 43 # Disconnecting from a signal owned by a destroyed object 44 # should raise an exception, not segfault. 45 def onValueChanged(self, value): 46 pass 47 48 sld = QtWidgets.QSlider() 49 sld.valueChanged.connect(onValueChanged) 50 51 sld.deleteLater() 52 53 QtCore.QTimer.singleShot(0, self.app.quit) 54 self.app.exec_() 55 56 self.assertRaises(RuntimeError, sld.valueChanged.disconnect, onValueChanged) 57 58 59if __name__ == '__main__': 60 unittest.main() 61