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| author | Oswald Buddenhagen <oswald.buddenhagen@qt.io> | 2017-05-22 16:44:51 +0200 |
|---|---|---|
| committer | Oswald Buddenhagen <oswald.buddenhagen@qt.io> | 2017-05-22 18:22:49 +0200 |
| commit | 427c7147d23fa21c6e8bd08407b1badc48b49c3c (patch) | |
| tree | d2742c7ffdfa167bcf6e68f06ce7524bc441102d /sources/pyside2/tests/signals/static_metaobject_test.py | |
| parent | 4ec9cfa3c6b895c0cf50227c189cfa542de88b64 (diff) | |
move everying into sources/pyside2 (5.9 edition)
in preparation for a subtree merge.
this should not be necessary to do in a separate commit, but git is a
tad stupid about following history correctly without it.
Diffstat (limited to 'sources/pyside2/tests/signals/static_metaobject_test.py')
| -rw-r--r-- | sources/pyside2/tests/signals/static_metaobject_test.py | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/sources/pyside2/tests/signals/static_metaobject_test.py b/sources/pyside2/tests/signals/static_metaobject_test.py new file mode 100644 index 000000000..e0575bc3e --- /dev/null +++ b/sources/pyside2/tests/signals/static_metaobject_test.py @@ -0,0 +1,86 @@ +#!/usr/bin/env 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. +## +## $QT_END_LICENSE$ +## +############################################################################# + +"""Tests covering signal emission and receiving to python slots""" + +import unittest + +from PySide2.QtCore import QObject, SIGNAL, Slot +from helper import UsesQCoreApplication + +class MyObject(QObject): + def __init__(self, parent=None): + QObject.__init__(self, parent) + self._slotCalledCount = 0 + + # this '@Slot()' is needed to get the right sort order in testSharedSignalEmission. + # For some reason, it also makes the tests actually work! + @Slot() + def mySlot(self): + self._slotCalledCount = self._slotCalledCount + 1 + + +class StaticMetaObjectTest(UsesQCoreApplication): + + def testSignalPropagation(self): + o = MyObject() + o2 = MyObject() + + # SIGNAL foo not created yet + self.assertEqual(o.metaObject().indexOfSignal("foo()"), -1) + + o.connect(SIGNAL("foo()"), o2.mySlot) + # SIGNAL foo create after connect + self.assertTrue(o.metaObject().indexOfSignal("foo()") > 0) + + # SIGNAL does not propagate to others objects of the same type + self.assertEqual(o2.metaObject().indexOfSignal("foo()"), -1) + + del o + del o2 + o = MyObject() + # The SIGNAL was destroyed with old objects + self.assertEqual(o.metaObject().indexOfSignal("foo()"), -1) + + + def testSharedSignalEmission(self): + o = QObject() + m = MyObject() + + o.connect(SIGNAL("foo2()"), m.mySlot) + m.connect(SIGNAL("foo2()"), m.mySlot) + o.emit(SIGNAL("foo2()")) + self.assertEqual(m._slotCalledCount, 1) + del o + m.emit(SIGNAL("foo2()")) + self.assertEqual(m._slotCalledCount, 2) + +if __name__ == '__main__': + unittest.main() |