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#############################################################################
##
## Copyright (C) 2018 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of Qt for Python.
##
## $QT_BEGIN_LICENSE:LGPL$
## 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 Lesser General Public License Usage
## Alternatively, this file may be used under the terms of the GNU Lesser
## General Public License version 3 as published by the Free Software
## Foundation and appearing in the file LICENSE.LGPL3 included in the
## packaging of this file. Please review the following information to
## ensure the GNU Lesser General Public License version 3 requirements
## will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 2.0 or (at your option) the GNU General
## Public license version 3 or any later version approved by the KDE Free
## Qt Foundation. The licenses are as published by the Free Software
## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
## 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-2.0.html and
## https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
"""
This is the example from https://bugreports.qt.io/browse/PYSIDE-772
with no interaction as a unittest.
"""
import os
import sys
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from init_paths import init_test_paths
init_test_paths(False)
from PySide6.QtCore import Signal
from PySide6.QtWidgets import QApplication, QWidget
from PySide6 import QtWidgets
class Harness(QWidget):
clicked = Signal()
def __init__(self):
super().__init__()
self.clicked.connect(self.method)
self.clicked.connect(self._method)
self.clicked.connect(self.__method)
def method(self): # Public method
self.method_result = self.sender()
def _method(self): # Private method
self.method__result = self.sender()
def __method(self): # Name mangled method
self.method___result = self.sender()
class _Under(QWidget):
clicked = Signal()
def __init__(self):
super().__init__()
self.clicked.connect(self.method)
self.clicked.connect(self._method)
self.clicked.connect(self.__method)
def method(self): # Public method
self.method_result = self.sender()
def _method(self): # Private method
self.method__result = self.sender()
def __method(self): # Name mangled method
self.method___result = self.sender()
class TestMangle(unittest.TestCase):
def setUp(self):
QApplication()
def tearDown(self):
qApp.shutdown()
def testPrivateMangle(self):
harness = Harness()
harness.clicked.emit()
self.assertEqual(harness.method_result, harness)
self.assertEqual(harness.method__result, harness)
self.assertEqual(harness.method___result, harness)
self.assertTrue("method" in type(harness).__dict__)
self.assertTrue("_method" in type(harness).__dict__)
self.assertFalse("__method" in type(harness).__dict__)
self.assertTrue("_Harness__method" in type(harness).__dict__)
def testPrivateMangleUnder(self):
harness = _Under()
harness.clicked.emit()
self.assertEqual(harness.method_result, harness)
self.assertEqual(harness.method__result, harness)
self.assertEqual(harness.method___result, harness)
# make sure that we skipped over the underscore in "_Under"
self.assertTrue("method" in type(harness).__dict__)
self.assertTrue("_method" in type(harness).__dict__)
self.assertFalse("__method" in type(harness).__dict__)
self.assertTrue("_Under__method" in type(harness).__dict__)
if __name__ == '__main__':
unittest.main()
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