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'''Test cases for virtual methods called through generated bindings'''
import unittest
try:
from foo import Foo, Bar
except:
import sys
print 'You need to set correct paths for libfoo and foo bindings'
import os
sys.exit(1)
class DerivedFoo(Foo):
def __init__(self):
Foo.__init__(self)
def pureVirtual(self):
print 'DerivedFoo.pureVirtual'
class VirtualMethods(unittest.TestCase):
'''Test case for virtual methods'''
def setUp(self):
self.foo = Foo()
self.bar = Bar()
self.derivedfoo = DerivedFoo()
def tearDown(self):
self.foo = None
self.bar = None
self.derivedfoo = None
def testDerivedClassVirtualMethod(self):
'''Test reinplemented virtual methods from derived class'''
called = True
try:
self.bar.unpureVirtual()
self.bar.pureVirtual()
except:
called = False
self.assertTrue(called)
def testBaseClassVirtualMethod(self):
'''Test virtual method from base class'''
called = True
try:
self.foo.unpureVirtual()
except:
called = False
self.assertTrue(called)
def testBaseClassPureVirtualMethod(self):
'''Test pure virtual method from base class'''
called = False
try:
self.foo.pureVirtual()
except:
called = False
self.assertFalse(called)
def testBaseClassIndirectCallToUnpureVirtualMethod(self):
'''Test call to unpure virtual method from C++ to Python'''
called = True
try:
self.foo.unpureVirtual()
except:
called = False
self.assertTrue(called)
def testDerivedClassIndirectCallToUnpureVirtualMethod(self):
'''Test call to unpure virtual method from C++ to Python'''
called = True
try:
self.bar.unpureVirtual()
except:
called = False
self.assertTrue(called)
def testCppDerivedClassIndirectCallToPureVirtualMethod(self):
'''Test call to pure virtual method from C++ to Python'''
called = False
try:
self.bar.callPureVirtual()
except:
called = False
self.assertFalse(called)
def testDerivedClassIndirectCallToPureVirtualMethod(self):
'''Test call to pure virtual method from C++ to Python'''
called = False
try:
self.derivedfoo.callPureVirtual()
except:
called = False
self.assertFalse(called)
if __name__ == '__main__':
unittest.main()
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