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-rw-r--r--sources/pyside2/tests/signals/bug_79.py69
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diff --git a/sources/pyside2/tests/signals/bug_79.py b/sources/pyside2/tests/signals/bug_79.py
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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 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 __future__ import print_function
+import unittest
+import sys
+import gc
+
+from PySide2 import QtGui, QtWidgets
+
+try:
+ from sys import gettotalrefcount
+ skiptest = False
+except ImportError:
+ skiptest = True
+
+class ConnectTest(unittest.TestCase):
+
+ def callback(self, o):
+ print("callback")
+ self._called = o
+
+ def testNoLeaks_ConnectAndDisconnect(self):
+ self._called = None
+ app = QtWidgets.QApplication([])
+ o = QtWidgets.QTreeView()
+ o.setModel(QtGui.QStandardItemModel())
+ o.selectionModel().destroyed.connect(self.callback)
+ o.selectionModel().destroyed.disconnect(self.callback)
+ gc.collect()
+ # if this is no debug build, then we check at least that
+ # we do not crash any longer.
+ if not skiptest:
+ total = sys.gettotalrefcount()
+ for idx in range(1000):
+ o.selectionModel().destroyed.connect(self.callback)
+ o.selectionModel().destroyed.disconnect(self.callback)
+ gc.collect()
+ if not skiptest:
+ self.assertTrue(abs(gettotalrefcount() - total) < 10)
+
+
+if __name__ == '__main__':
+ unittest.main()