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# Copyright (C) 2024 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
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 helper.usesqapplication import UsesQApplication
from PySide6.QtCore import QCoreApplication, QObject # noqa: F401
from PySide6.QtQml import QQmlApplicationEngine, qmlRegisterType
class BaseClass(QObject):
def __init__(self, p=None):
super().__init__(p)
class ChildClass(BaseClass):
def __init__(self, p=None):
super().__init__(p)
class TestQmlRegisterType(UsesQApplication):
"""Test the legacy QML register functions."""
def test(self):
qmlRegisterType(BaseClass, 'test', 1, 0, 'BaseClass')
qmlRegisterType(ChildClass, 'test', 1, 0, 'ChildClass')
# PYSIDE-2709: qmlRegisterType() would set additional class info
# on the meta objects for registration which caused another meta
# object to be created, breaking inheritance.
child = ChildClass()
base = BaseClass()
self.assertTrue(child.metaObject().inherits(base.metaObject()))
engine = QQmlApplicationEngine()
file = Path(__file__).resolve().parent / 'qmlregistertype_test.qml'
engine.load(file)
rootObjects = engine.rootObjects()
self.assertTrue(rootObjects)
self.assertTrue(type(rootObjects[0]), ChildClass)
if __name__ == '__main__':
unittest.main()
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