1 files changed, 54 insertions, 0 deletions
diff --git a/sources/pyside2/tests/signals/bug_189.py b/sources/pyside2/tests/signals/bug_189.py
new file mode 100644
index 000000000..dc2c314aa
--- /dev/null
+++ b/sources/pyside2/tests/signals/bug_189.py
@@ -0,0 +1,54 @@
+#############################################################################
+##
+## 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.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+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()