serialization/test/test_exported.cpp
2018-12-24 08:52:50 -08:00

105 lines
3.1 KiB
C++

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// test_exported.cpp
// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
// 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)
// should pass compilation and execution
#include <cstddef>
#include <fstream>
#include <boost/config.hpp>
#include <cstdio> // remove
#if defined(BOOST_NO_STDC_NAMESPACE)
namespace std{
using ::remove;
}
#endif
#include <boost/serialization/type_info_implementation.hpp>
#include <boost/serialization/export.hpp>
#include <boost/serialization/base_object.hpp>
#include "test_tools.hpp"
#include <boost/archive/polymorphic_oarchive.hpp>
#include <boost/archive/polymorphic_iarchive.hpp>
#include "polymorphic_derived1.hpp"
#include "polymorphic_derived2.hpp"
// save exported polymorphic class
void save_exported(const char *testfile)
{
test_ostream os(testfile, TEST_STREAM_FLAGS);
test_oarchive oa_implementation(os, TEST_ARCHIVE_FLAGS);
boost::archive::polymorphic_oarchive & oa_interface = oa_implementation;
const polymorphic_base *rb1 = new polymorphic_derived1;
const polymorphic_base *rb2 = new polymorphic_derived2;
// export will permit correct serialization
// through a pointer to a base class
std::cout << "saving polymorphic_derived1 (no_rtti)\n";
oa_interface << BOOST_SERIALIZATION_NVP(rb1);
std::cout << "saving polymorphic_derived2\n";
oa_interface << BOOST_SERIALIZATION_NVP(rb2);
delete rb1;
delete rb2;
}
// save exported polymorphic class
void load_exported(const char *testfile)
{
test_istream is(testfile, TEST_STREAM_FLAGS);
test_iarchive ia_implementation(is, TEST_ARCHIVE_FLAGS);
boost::archive::polymorphic_iarchive & ia_interface = ia_implementation;
polymorphic_base *rb1 = NULL;
polymorphic_base *rb2 = NULL;
// export will permit correct serialization
// through a pointer to a base class
ia_interface >> BOOST_SERIALIZATION_NVP(rb1);
BOOST_CHECK_MESSAGE(
boost::serialization::type_info_implementation<polymorphic_derived1>
::type::get_const_instance()
==
* boost::serialization::type_info_implementation<polymorphic_base>
::type::get_const_instance().get_derived_extended_type_info(*rb1),
"restored pointer b1 not of correct type"
);
ia_interface >> BOOST_SERIALIZATION_NVP(rb2);
BOOST_CHECK_MESSAGE(
boost::serialization::type_info_implementation<polymorphic_derived2>
::type::get_const_instance()
==
* boost::serialization::type_info_implementation<polymorphic_base>
::type::get_const_instance().get_derived_extended_type_info(*rb2),
"restored pointer b2 not of correct type"
);
delete rb1;
delete rb2;
}
int
test_main( int /* argc */, char* /* argv */[] )
{
const char * testfile = boost::archive::tmpnam(NULL);
BOOST_REQUIRE(NULL != testfile);
save_exported(testfile);
load_exported(testfile);
std::remove(testfile);
return EXIT_SUCCESS;
}
// EOF