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/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
// test_multiple_inheritance.cpp
// (C) Copyright 2009 Robert Ramey.
// Use, modification and distribution is subject to the Boost Software
// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
// http://www.boost.org/LICENSE_1_0.txt)
// test of serialization library for multiple inheritence situations
#include <cassert>
#include <fstream>
#include <boost/config.hpp>
#include <cstdio> // remove
#if defined(BOOST_NO_STDC_NAMESPACE)
namespace std{
using ::remove;
}
#endif
#include "test_tools.hpp"
#include <boost/serialization/access.hpp>
#include <boost/serialization/base_object.hpp>
#include <boost/serialization/nvp.hpp>
#include <boost/serialization/export.hpp>
struct Base1 {
int m_x;
Base1(){}
Base1(int x) : m_x(1 + x) {}
virtual ~Base1() {}
bool operator==(Base1 & rhs) const {
return m_x == rhs.m_x;
}
// serialize
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive & ar, const unsigned int /* file_version */) {
ar & BOOST_SERIALIZATION_NVP(m_x);
}
};
//BOOST_CLASS_EXPORT(Base1)
struct Base2 {
int m_x;
Base2(){}
Base2(int x) : m_x(2 + x) {}
virtual ~Base2() {}
bool operator==(Base2 & rhs) const {
return m_x == rhs.m_x;
}
// serialize
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive & ar, const unsigned int /* file_version */) {
ar & BOOST_SERIALIZATION_NVP(m_x);
}
};
//BOOST_CLASS_EXPORT(Base2)
struct Sub :
public Base1,
public Base2
{
int m_x;
Sub(){}
Sub(int x) :
Base1(x),
Base2(x),
m_x(x)
{}
bool operator==(Sub & rhs) const {
if(! Base2::operator==(rhs))
return false;
if(! Base1::operator==(rhs))
return false;
return m_x == rhs.m_x;
}
virtual ~Sub() {}
// serialize
friend class boost::serialization::access;
template<class Archive>
void serialize(Archive &ar, const unsigned int /* file_version */)
{
ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(Base1);
ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(Base2);
ar & BOOST_SERIALIZATION_NVP(m_x);
}
};
BOOST_CLASS_EXPORT(Sub)
int
test_main( int /* argc */, char* /* argv */[] )
{
const char * testfile = boost::archive::tmpnam(NULL);
BOOST_REQUIRE(NULL != testfile);
Base2 * pb2;
{
// serialize
pb2 = new Sub(2);
test_ostream ofs(testfile);
test_oarchive oa(ofs);
oa << boost::serialization::make_nvp("Base2", pb2);
}
Base2 * pb2_1;
{
// de-serialize
test_istream ifs(testfile);
test_iarchive ia(ifs);
ia >> boost::serialization::make_nvp("Base2", pb2_1);
}
Sub *s1 = dynamic_cast<Sub *>(pb2);
BOOST_CHECK(0 != s1);
Sub *s2 = dynamic_cast<Sub *>(pb2_1);
BOOST_CHECK(0 != s2);
BOOST_CHECK(*s1 == *s2);
return EXIT_SUCCESS;
}
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