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Diffstat (limited to 'sources/pyside6/tests/signals/signal_signature_test.py')
-rw-r--r-- | sources/pyside6/tests/signals/signal_signature_test.py | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/sources/pyside6/tests/signals/signal_signature_test.py b/sources/pyside6/tests/signals/signal_signature_test.py new file mode 100644 index 000000000..d5f44f5b8 --- /dev/null +++ b/sources/pyside6/tests/signals/signal_signature_test.py @@ -0,0 +1,121 @@ +# -*- coding: utf-8 -*- + +############################################################################# +## +## Copyright (C) 2016 The Qt Company Ltd. +## Contact: https://www.qt.io/licensing/ +## +## This file is part of the test suite of Qt for Python. +## +## $QT_BEGIN_LICENSE:GPL-EXCEPT$ +## 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. +## +## $QT_END_LICENSE$ +## +############################################################################# + +'''Test case for signal signature received by QObject::connectNotify().''' + +import os +import sys +import unittest + +sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__)))) +from init_paths import init_test_paths +init_test_paths(False) + +from PySide6.QtCore import * +from helper.usesqcoreapplication import UsesQCoreApplication + +called = False +name = "Old" +class Obj(QObject): + dummySignalArgs = Signal(str) + numberSignal = Signal(int) + def __init__(self): + QObject.__init__(self) + self.signal = '' + + def connectNotify(self, signal): + self.signal = signal + + @staticmethod + def static_method(): + global called + called = True + + @staticmethod + def static_method_args(arg="default"): + global name + name = arg + +def callback(arg=None): + pass +def callback_empty(): + pass + +class TestConnectNotifyWithNewStyleSignals(UsesQCoreApplication): + '''Test case for signal signature received by QObject::connectNotify().''' + + def testOldStyle(self): + sender = Obj() + receiver = QObject() + sender.connect(SIGNAL('destroyed()'), receiver, SLOT('deleteLater()')) + # When connecting to a regular slot, and not a python callback function, QObject::connect + # will use the non-cloned method signature, so connectinc to destroyed() will actually + # connect to destroyed(QObject*). + self.assertEqual(sender.signal.methodSignature(), 'destroyed(QObject*)') + + def testOldStyleWithPythonCallback(self): + sender = Obj() + sender.connect(SIGNAL('destroyed()'), callback) + self.assertEqual(sender.signal.methodSignature(), 'destroyed()') + + def testNewStyle(self): + sender = Obj() + + sender.destroyed.connect(callback_empty) + self.assertEqual(sender.signal.methodSignature(), 'destroyed()') + + sender.destroyed[QObject].connect(callback) + self.assertEqual(sender.signal.methodSignature(), 'destroyed(QObject*)') + + def testStaticSlot(self): + global called + sender = Obj() + sender.connect(sender, SIGNAL("dummySignal()"), Obj.static_method) + sender.emit(SIGNAL("dummySignal()")) + self.assertTrue(called) + + + def testStaticSlotArgs(self): + global name + sender = Obj() + sender.dummySignalArgs.connect(Obj.static_method_args) + sender.dummySignalArgs[str].emit("New") + self.assertEqual(name, "New") + + def testLambdaSlot(self): + sender = Obj() + sender.numberSignal[int].connect(lambda x: 42) + with self.assertRaises(IndexError): + sender.numberSignal[str].emit("test") + + +if __name__ == '__main__': + unittest.main() + |