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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# This file is part of the Shiboken Python Bindings Generator project.
#
# Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
#
# Contact: PySide team <contact@pyside.org>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public License
# version 2.1 as published by the Free Software Foundation. Please
# review the following information to ensure the GNU Lesser General
# Public License version 2.1 requirements will be met:
# http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
# #
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
# 02110-1301 USA
'''Test cases for std::pair container conversions'''
import sys
import unittest
from sample import PairUser
class ExtendedPairUser(PairUser):
def __init__(self):
PairUser.__init__(self)
self.create_pair_called = False
def createPair(self):
self.create_pair_called = True
return (7, 13)
class PairConversionTest(unittest.TestCase):
'''Test case for std::pair container conversions'''
def testReimplementedVirtualMethodCall(self):
'''Test if a Python override of a virtual method is correctly called from C++.'''
pu = ExtendedPairUser()
pair = pu.callCreatePair()
self.assert_(pu.create_pair_called)
self.assertEqual(type(pair), tuple)
self.assertEqual(type(pair[0]), int)
self.assertEqual(type(pair[1]), int)
self.assertEqual(pair, (7, 13))
def testPrimitiveConversionInsideContainer(self):
'''Test primitive type conversion inside conversible std::pair container.'''
cpx0 = complex(1.2, 3.4)
cpx1 = complex(5.6, 7.8)
cp = PairUser.createComplexPair(cpx0, cpx1)
self.assertEqual(type(cp), tuple)
self.assertEqual(type(cp[0]), complex)
self.assertEqual(type(cp[1]), complex)
self.assertEqual(cp, (cpx0, cpx1))
def testSumPair(self):
'''Test method that sums the items of a pair using values of the types expected by C++ (int and double)'''
pu = PairUser()
pair = (3, 7.13)
result = pu.sumPair(pair)
self.assertEqual(result, sum(pair))
def testSumPairDifferentTypes(self):
'''Test method that sums the items of a pair using values of types different from the ones expected by C++ (int and double)'''
pu = PairUser()
pair = (3.3, 7)
result = pu.sumPair(pair)
self.assertNotEqual(result, sum(pair))
self.assertEqual(result, int(pair[0]) + pair[1])
def testConversionInBothDirections(self):
'''Test converting a pair from Python to C++ and the other way around.'''
pu = PairUser()
pair = (3, 5)
pu.setPair(pair)
result = pu.getPair()
self.assertEqual(result, pair)
def testConversionInBothDirectionsWithSimilarContainer(self):
'''Test converting a list, instead of the expected tuple, from Python to C++ and the other way around.'''
pu = PairUser()
pair = [3, 5]
pu.setPair(pair)
result = pu.getPair()
self.assertNotEqual(result, pair)
self.assertEqual(result, tuple(pair))
if __name__ == '__main__':
unittest.main()
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