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#!/usr/bin/env python
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
'''Test cases for multiple inheritance'''
import os
import sys
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from shiboken_paths import init_paths
init_paths()
from sample import ObjectType, Point, Str
class SimpleUseCase(ObjectType, Str):
def __init__(self, name):
ObjectType.__init__(self)
Str.__init__(self, name)
class SimpleUseCaseReverse(Str, ObjectType):
def __init__(self, name):
ObjectType.__init__(self)
Str.__init__(self, name)
class SimpleUseCase2(SimpleUseCase):
def __init__(self, name):
SimpleUseCase.__init__(self, name)
class ComplexUseCase(SimpleUseCase2, Point):
def __init__(self, name):
SimpleUseCase2.__init__(self, name)
Point.__init__(self)
class ComplexUseCaseReverse(Point, SimpleUseCase2):
def __init__(self, name):
SimpleUseCase2.__init__(self, name)
Point.__init__(self)
class MultipleCppDerivedTest(unittest.TestCase):
def testInstantiation(self):
s = SimpleUseCase("Hi")
self.assertEqual(s, "Hi")
s.setObjectName(s)
self.assertEqual(s.objectName(), "Hi")
def testInstantiation2(self):
s = SimpleUseCase2("Hi")
self.assertEqual(s, "Hi")
s.setObjectName(s)
self.assertEqual(s.objectName(), "Hi")
def testComplexInstantiation(self):
c = ComplexUseCase("Hi")
self.assertEqual(c, "Hi")
c.setObjectName(c)
self.assertEqual(c.objectName(), "Hi")
c.setX(2)
self.assertEqual(c.x(), 2)
class MultipleCppDerivedReverseTest(unittest.TestCase):
def testInstantiation(self):
s = SimpleUseCaseReverse("Hi")
self.assertEqual(s, "Hi")
s.setObjectName(s)
self.assertEqual(s.objectName(), "Hi")
def testInstantiation2(self):
s = SimpleUseCase2("Hi")
self.assertEqual(s, "Hi")
s.setObjectName(s)
self.assertEqual(s.objectName(), "Hi")
def testComplexInstantiation(self):
# PYSIDE-1564: This test can no longer work because of this MRO:
# ('ComplexUseCaseReverse', 'Point', 'SimpleUseCase2', 'SimpleUseCase',
# 'ObjectType', 'Str', 'Object', 'object')
# By multiple inheritance Point would be called first but has no argument.
with self.assertRaises(TypeError):
c = ComplexUseCaseReverse("Hi") # noqa: F841
# c.setObjectName(c)
# self.assertEqual(c.objectName(), "Hi")
# c.setX(2);
# self.assertEqual(c, Point(2, 0))
if __name__ == '__main__':
unittest.main()
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