diff options
Diffstat (limited to 'sources/pyside2/tests/signals/signal_manager_refcount_test.py')
-rw-r--r-- | sources/pyside2/tests/signals/signal_manager_refcount_test.py | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/sources/pyside2/tests/signals/signal_manager_refcount_test.py b/sources/pyside2/tests/signals/signal_manager_refcount_test.py new file mode 100644 index 000000000..3a1939cc6 --- /dev/null +++ b/sources/pyside2/tests/signals/signal_manager_refcount_test.py @@ -0,0 +1,51 @@ +#!/usr/bin/python + +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: https://www.qt.io/licensing/ +## +## This file is part of the test suite of PySide2. +## +## $QT_BEGIN_LICENSE:GPL-EXCEPT$ +## 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. +## +## $QT_END_LICENSE$ +## +############################################################################# + +from sys import getrefcount +import unittest +from PySide2.QtCore import QObject, SIGNAL + +class SignalManagerRefCount(unittest.TestCase): + """Simple test case to check if the signal_manager is erroneously incrementing the object refcounter""" + + def testObjectRefcount(self): + """Emission of QObject.destroyed() to a python slot""" + def callback(): + pass + obj = QObject() + refcount = getrefcount(obj) + QObject.connect(obj, SIGNAL('destroyed()'), callback) + self.assertEqual(refcount, getrefcount(obj)) + QObject.disconnect(obj, SIGNAL('destroyed()'), callback) + self.assertEqual(refcount, getrefcount(obj)) + +if __name__ == '__main__': + unittest.main() + |