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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
"""
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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