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#!/usr/bin/python
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of the Qt for Python project.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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 unittest
import py3kcompat as py3k
from testbinding import TestView
from PySide2.QtCore import QAbstractListModel, QObject, QModelIndex
'''Tests model/view relationship.'''
object_name = 'test object'
class MyObject(QObject):
pass
class ListModelKeepsReference(QAbstractListModel):
def __init__(self, parent=None):
QAbstractListModel.__init__(self, parent)
self.obj = MyObject()
self.obj.setObjectName(object_name)
def rowCount(self, parent=QModelIndex()):
return 1
def data(self, index, role):
return self.obj
class ListModelDoesntKeepsReference(QAbstractListModel):
def rowCount(self, parent=QModelIndex()):
return 1
def data(self, index, role):
obj = MyObject()
obj.setObjectName(object_name)
return obj
class ListModelThatReturnsString(QAbstractListModel):
def rowCount(self, parent=QModelIndex()):
return 1
def data(self, index, role):
self.obj = 'string'
return self.obj
class ModelViewTest(unittest.TestCase):
def testListModelDoesntKeepsReference(self):
model = ListModelDoesntKeepsReference()
view = TestView(model)
obj = view.getData()
self.assertEqual(type(obj), MyObject)
self.assertEqual(obj.objectName(), object_name)
obj.metaObject()
def testListModelKeepsReference(self):
model = ListModelKeepsReference()
view = TestView(model)
obj = view.getData()
self.assertEqual(type(obj), MyObject)
self.assertEqual(obj.objectName(), object_name)
def testListModelThatReturnsString(self):
model = ListModelThatReturnsString()
view = TestView(model)
obj = view.getData()
self.assertEqual(type(obj), py3k.unicode)
self.assertEqual(obj, 'string')
if __name__ == '__main__':
unittest.main()
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