aboutsummaryrefslogtreecommitdiffstats
path: root/sources/pyside6/tests/QtWidgets/qdynamic_signal.py
blob: 83d6af3836ed489ca342eef25bdece94d56282f1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
# 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 gc
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.QtCore import QObject
from PySide6.QtWidgets import QInputDialog

from helper.usesqapplication import UsesQApplication


class DynamicSignalTest(UsesQApplication):

    def cb(self, obj):
        self._called = True

    def testQDialog(self):
        dlg = QInputDialog()
        dlg.setInputMode(QInputDialog.TextInput)
        lst = dlg.children()
        self.assertTrue(len(lst))
        obj = lst[0]
        self._called = False
        obj.destroyed[QObject].connect(self.cb)
        obj = None
        del dlg
        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
        gc.collect()
        self.assertTrue(self._called)


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