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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
import weakref
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 Slot, QTimer
from PySide6.QtWidgets import QDialog, QMainWindow
from helper.timedqapplication import TimedQApplication
class Window(QMainWindow):
def __init__(self):
super().__init__()
self.setWindowTitle("Main")
self.dialog = None
@Slot()
def execDialog(self):
dialog = QDialog(self)
self.dialog = weakref.ref(dialog)
dialog.setWindowTitle("Dialog")
dialog.setMinimumWidth(200)
QTimer.singleShot(500, dialog.reject)
dialog.exec()
self.close()
class DialogExecTest(TimedQApplication):
"""Test whether the parent-child relationship (dialog/main window) is removed when
using QDialog.exec() (instead show()), preventing the dialog from leaking."""
def setUp(self):
super().setUp(10000)
self._window = Window()
def testExec(self):
self._window.show()
QTimer.singleShot(500, self._window.execDialog)
self.app.exec()
self.assertTrue(self._window.dialog() is None)
if __name__ == '__main__':
unittest.main()
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