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#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of the Qt for Python project.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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.
##
## $QT_END_LICENSE$
##
#############################################################################
import unittest
from PySide2 import QtCore, QtWidgets
from helper import UsesQApplication
class TestBugPYSIDE189(UsesQApplication):
def testDisconnect(self):
# Disconnecting from a signal owned by a destroyed object
# should raise an exception, not segfault.
def onValueChanged(self, value):
pass
sld = QtWidgets.QSlider()
sld.valueChanged.connect(onValueChanged)
sld.deleteLater()
QtCore.QTimer.singleShot(0, self.app.quit)
self.app.exec_()
self.assertRaises(RuntimeError, sld.valueChanged.disconnect, onValueChanged)
if __name__ == '__main__':
unittest.main()
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