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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of PySide2.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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 std::list container conversions'''
import unittest
from sample import ListUser, Point, PointF
class ExtendedListUser(ListUser):
def __init__(self):
ListUser.__init__(self)
self.create_list_called = False
def createList(self):
self.create_list_called = True
return [2, 3, 5, 7, 13]
class ListConversionTest(unittest.TestCase):
'''Test case for std::list container conversions'''
def testReimplementedVirtualMethodCall(self):
'''Test if a Python override of a virtual method is correctly called from C++.'''
lu = ExtendedListUser()
lst = lu.callCreateList()
self.assertTrue(lu.create_list_called)
self.assertEqual(type(lst), list)
for item in lst:
self.assertEqual(type(item), int)
def testPrimitiveConversionInsideContainer(self):
'''Test primitive type conversion inside conversible std::list container.'''
cpx0 = complex(1.2, 3.4)
cpx1 = complex(5.6, 7.8)
lst = ListUser.createComplexList(cpx0, cpx1)
self.assertEqual(type(lst), list)
for item in lst:
self.assertEqual(type(item), complex)
self.assertEqual(lst, [cpx0, cpx1])
def testSumListIntegers(self):
'''Test method that sums a list of integer values.'''
lu = ListUser()
lst = [3, 5, 7]
result = lu.sumList(lst)
self.assertEqual(result, sum(lst))
def testSumListFloats(self):
'''Test method that sums a list of float values.'''
lu = ListUser()
lst = [3.3, 4.4, 5.5]
result = lu.sumList(lst)
self.assertEqual(result, sum(lst))
def testConversionInBothDirections(self):
'''Test converting a list from Python to C++ and back again.'''
lu = ListUser()
lst = [3, 5, 7]
lu.setList(lst)
result = lu.getList()
self.assertEqual(result, lst)
def testConversionInBothDirectionsWithSimilarContainer(self):
'''Test converting a tuple, instead of the expected list, from Python to C++ and back again.'''
lu = ListUser()
lst = (3, 5, 7)
lu.setList(lst)
result = lu.getList()
self.assertNotEqual(result, lst)
self.assertEqual(result, list(lst))
def testConversionOfListOfObjectsPassedAsArgument(self):
'''Calls method with a Python list of wrapped objects to be converted to a C++ list.'''
mult = 3
pts0 = (Point(1.0, 2.0), Point(3.3, 4.4), Point(5, 6))
pts1 = (Point(1.0, 2.0), Point(3.3, 4.4), Point(5, 6))
ListUser.multiplyPointList(pts1, mult)
for pt0, pt1 in zip(pts0, pts1):
self.assertEqual(pt0.x() * mult, pt1.x())
self.assertEqual(pt0.y() * mult, pt1.y())
def testConversionOfInvalidLists(self):
mult = 3
pts = (Point(1.0, 2.0), 3, Point(5, 6))
self.assertRaises(TypeError, ListUser.multiplyPointList, pts, mult)
def testOverloadMethodReceivingRelatedContainerTypes(self):
self.assertEqual(ListUser.ListOfPointF, ListUser.listOfPoints([PointF()]))
self.assertEqual(ListUser.ListOfPoint, ListUser.listOfPoints([Point()]))
if __name__ == '__main__':
unittest.main()
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