# Copyright (C) 2022 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.helper import quickview_errorstring

from PySide6.QtCore import Qt, QUrl, QTimer
from PySide6.QtGui import QGuiApplication, QPen
from PySide6.QtWidgets import QGraphicsItem
from PySide6.QtQml import qmlRegisterType
from PySide6.QtQuick import QQuickView, QQuickItem, QQuickPaintedItem

paintCalled = False


class MetaA(type):
    pass


class A(object):
    __metaclass__ = MetaA


MetaB = type(QQuickPaintedItem)
B = QQuickPaintedItem


class MetaC(MetaA, MetaB):
    pass


class C(A, B):
    __metaclass__ = MetaC


class Bug825 (C):
    def __init__(self, parent=None):
        QQuickPaintedItem.__init__(self, parent)

    def paint(self, painter):
        global paintCalled
        pen = QPen(Qt.black, 2)
        painter.setPen(pen)
        painter.drawPie(self.boundingRect(), 0, 128)
        paintCalled = True


class TestBug825 (unittest.TestCase):
    def testIt(self):
        global paintCalled
        app = QGuiApplication([])
        qmlRegisterType(Bug825, 'bugs', 1, 0, 'Bug825')
        self.assertRaises(TypeError, qmlRegisterType, A, 'bugs', 1, 0, 'A')

        view = QQuickView()
        file = Path(__file__).resolve().parent / 'bug_825.qml'
        self.assertTrue(file.is_file())
        view.setSource(QUrl.fromLocalFile(file))
        self.assertTrue(view.rootObject(), quickview_errorstring(view))
        view.show()
        QTimer.singleShot(250, view.close)
        app.exec()
        self.assertTrue(paintCalled)


if __name__ == '__main__':
    unittest.main()
