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# 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 PySide6.QtWidgets import QApplication, QGraphicsScene
class TestBug679(unittest.TestCase):
'''QGraphicsScene::clear() is missing'''
@unittest.skipUnless(hasattr(sys, "getrefcount"), f"{sys.implementation.name} has no refcount")
def testIt(self):
app = QApplication([])
scene = QGraphicsScene()
hello = scene.addText("Hello")
scene.addText("World")
self.assertEqual(sys.getrefcount(hello), 3)
scene.clear()
self.assertEqual(sys.getrefcount(hello), 2)
self.assertEqual(len(scene.items()), 0)
self.assertRaises(RuntimeError, hello.isVisible) # the C++ object was deleted
if __name__ == '__main__':
unittest.main()
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