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#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of Qt for Python.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## Commercial License Usage
## Licensees holding valid commercial Qt licenses may use this file in
## accordance with the commercial license agreement provided with the
## Software or, alternatively, in accordance with the terms contained in
## a written agreement between you and The Qt Company. For licensing terms
## and conditions see https://www.qt.io/terms-conditions. For further
## information use the contact form at https://www.qt.io/contact-us.
##
## GNU General Public License Usage
## Alternatively, this file may be used under the terms of the GNU
## General Public License version 3 as published by the Free Software
## Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
## included in the packaging of this file. Please review the following
## information to ensure the GNU General Public License requirements will
## be met: https://www.gnu.org/licenses/gpl-3.0.html.
##
## $QT_END_LICENSE$
##
#############################################################################
'''Test cases for QTextEdit and ownership problems.'''
import os
import sys
from sys import getrefcount
import unittest
sys.path.append(os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), "util"))
from PySide2.QtWidgets import QTextEdit
from helper.usesqapplication import UsesQApplication
class DontTouchReference(UsesQApplication):
'''Check if the QTextTable returned by QTextCursor.insertTable() is not
referenced by the QTextCursor that returns it.'''
def setUp(self):
super(DontTouchReference, self).setUp()
self.editor = QTextEdit()
self.cursor = self.editor.textCursor()
self.table = self.cursor.insertTable(1, 1)
def testQTextTable(self):
# methods which return QTextTable should not increment its reference
self.assertEqual(getrefcount(self.table), 2)
f = self.cursor.currentFrame()
del f
self.assertEqual(getrefcount(self.table), 2)
# destroying the cursor should not raise any "RuntimeError: internal
# C++ object already deleted." when accessing the QTextTable
del self.cursor
self.assertEqual(getrefcount(self.table), 2)
cell = self.table.cellAt(0, 0)
if __name__ == "__main__":
unittest.main()
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