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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# This file is part of the Shiboken Python Bindings Generator project.
#
# Copyright (C) 2009 Nokia Corporation 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 virtual methods.'''
import sys
import unittest
from sample import *
class ExtendedVirtualMethods(VirtualMethods):
def __init__(self):
VirtualMethods.__init__(self)
self.virtual_method0_called = False
def virtualMethod0(self, pt, val, cpx, b):
self.virtual_method0_called = True
return VirtualMethods.virtualMethod0(self, pt, val, cpx, b) * -1.0
def strListToStdList(self, arg):
# returnning wrong type for test purporses.
return True
class ExtendedVirtualDaughter(VirtualDaughter):
def __init__(self, name):
VirtualDaughter.__init__(self, name)
self.grand_daughter_name_called = False
def name(self):
self.grand_daughter_name_called = True
return VirtualDaughter.name(self).prepend('Extended')
class ExtendedExtendedVirtualDaughter(ExtendedVirtualDaughter):
def __init__(self, name):
ExtendedVirtualDaughter.__init__(self, name)
self.grand_grand_daughter_name_called = False
def name(self):
self.grand_grand_daughter_name_called = True
return ExtendedVirtualDaughter.name(self).prepend('Extended')
class VirtualMethodsTest(unittest.TestCase):
'''Test case for virtual methods'''
def setUp(self):
self.prefix_from_codeinjection = Str('Pimped')
def tearDown(self):
del self.prefix_from_codeinjection
def testReimplementedVirtualMethod0(self):
'''Test Python override of a virtual method with various different parameters is correctly called from C++.'''
vm = VirtualMethods()
evm = ExtendedVirtualMethods()
pt = Point(1.1, 2.2)
val = 4
cpx = complex(3.3, 4.4)
b = True
result0 = vm.callVirtualMethod0(pt, val, cpx, b)
result1 = evm.callVirtualMethod0(pt, val, cpx, b)
self.assertEqual(result0 * -1.0, result1)
def testReimplementedVirtualMethodInheritedFromGrandParent(self):
'''Test Python override of a virtual method inherited from a grand parent.'''
original_name = 'Foo'
evd = ExtendedVirtualDaughter(original_name)
self.assertEqual(VirtualDaughter.name(evd), original_name)
self.assertEqual(VirtualMethods.name(evd), original_name)
self.assertFalse(evd.grand_daughter_name_called)
name = evd.callName()
self.assert_(evd.grand_daughter_name_called)
self.assertEqual(evd.name().prepend(self.prefix_from_codeinjection), name)
def testReimplementedVirtualMethodInheritedFromGrandGrandParent(self):
'''Test Python override of a virtual method inherited from a grand grand parent.'''
original_name = 'Foo'
eevd = ExtendedExtendedVirtualDaughter(original_name)
self.assertEqual(VirtualDaughter.name(eevd), original_name)
self.assertEqual(VirtualMethods.name(eevd), original_name)
self.assertFalse(eevd.grand_daughter_name_called)
self.assertFalse(eevd.grand_grand_daughter_name_called)
name = eevd.callName()
self.assert_(eevd.grand_daughter_name_called)
self.assert_(eevd.grand_grand_daughter_name_called)
self.assertEqual(eevd.name().prepend(self.prefix_from_codeinjection), name)
class PrettyErrorMessageTest(unittest.TestCase):
def testIt(self):
obj = ExtendedVirtualMethods()
self.assertRaises(TypeError, obj.callStrListToStdList, StrList())
if __name__ == '__main__':
unittest.main()
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