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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.
##
## $QT_END_LICENSE$
##
#############################################################################
import os
import sys
import unittest
sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
from init_paths import init_test_paths
init_test_paths(False)
from PySide6.QtGui import QStandardItemModel, QStandardItem
from PySide6.QtWidgets import QWidget
from shiboken6 import Shiboken
from helper.usesqapplication import UsesQApplication
class QStandardItemModelTest(UsesQApplication):
def setUp(self):
super(QStandardItemModelTest, self).setUp()
self.window = QWidget()
self.model = QStandardItemModel(0, 3, self.window)
def tearDown(self):
del self.window
del self.model
super(QStandardItemModelTest, self).tearDown()
def testInsertRow(self):
# bug #227
self.model.insertRow(0)
def testClear(self):
model = QStandardItemModel()
root = model.invisibleRootItem()
model.clear()
self.assertFalse(Shiboken.isValid(root))
class QStandardItemModelRef(UsesQApplication):
def testRefCount(self):
model = QStandardItemModel(5, 5)
items = []
for r in range(5):
row = []
for c in range(5):
row.append(QStandardItem("%d,%d" % (r,c)) )
self.assertEqual(sys.getrefcount(row[c]), 2)
model.insertRow(r, row)
for c in range(5):
ref_after = sys.getrefcount(row[c])
# check if the ref count was incremented after insertRow
self.assertEqual(ref_after, 3)
items.append(row)
row = None
for r in range(3):
my_row = model.takeRow(0)
my_row = None
for c in range(5):
# only rest 1 reference
self.assertEqual(sys.getrefcount(items[r][c]), 2)
my_i = model.item(0,0)
# ref(my_i) + parent_ref + items list ref
self.assertEqual(sys.getrefcount(my_i), 4)
model.clear()
# ref(my_i)
self.assertEqual(sys.getrefcount(my_i), 3)
if __name__ == '__main__':
unittest.main()
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