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https://github.com/boostorg/serialization.git
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a42b068bd6
Improved support for serialization of types in DLLS New exception for violations of ODR when using DLLS Fix error in recent update of export.hpp Added class names to exception messages [SVN r55738]
127 lines
3.6 KiB
C++
127 lines
3.6 KiB
C++
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// test_exported.cpp
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// (C) Copyright 2002 Robert Ramey - http://www.rrsd.com .
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// Use, modification and distribution is subject to the Boost Software
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// License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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// should pass compilation and execution
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#include <cstddef>
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#include <fstream>
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#include <boost/config.hpp>
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#include <cstdio> // remove
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#if defined(BOOST_NO_STDC_NAMESPACE)
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namespace std{
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using ::remove;
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}
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#endif
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#include <boost/serialization/export.hpp>
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#include <boost/serialization/base_object.hpp>
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#include <boost/serialization/type_info_implementation.hpp>
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#include <boost/serialization/extended_type_info_typeid.hpp>
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#include <boost/serialization/force_include.hpp>
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#include <boost/archive/archive_exception.hpp>
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#include "test_tools.hpp"
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#include "polymorphic_base.hpp"
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class polymorphic_derived1 :
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public polymorphic_base
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{
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friend class boost::serialization::access;
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template<class Archive>
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void serialize(Archive & ar, const unsigned int /* file_version */){
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ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(polymorphic_base);
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}
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virtual const char * get_key() const {
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return "polymorphic_derived1";
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}
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public:
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~polymorphic_derived1(){}
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};
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BOOST_CLASS_EXPORT(polymorphic_derived1)
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// MWerks users can do this to make their code work
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BOOST_SERIALIZATION_MWERKS_BASE_AND_DERIVED(polymorphic_base, polymorphic_derived1)
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#include "polymorphic_derived2.hpp"
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BOOST_CLASS_EXPORT_IMPLEMENT(polymorphic_derived2)
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// MWerks users can do this to make their code work
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BOOST_SERIALIZATION_MWERKS_BASE_AND_DERIVED(polymorphic_base, polymorphic_derived2)
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// save exported polymorphic class
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void save_exported(const char *testfile)
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{
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test_ostream os(testfile, TEST_STREAM_FLAGS);
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test_oarchive oa(os, TEST_ARCHIVE_FLAGS);
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polymorphic_base *rb1 = new polymorphic_derived1;
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polymorphic_base *rb2 = new polymorphic_derived2;
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// export will permit correct serialization
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// through a pointer to a base class
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oa << BOOST_SERIALIZATION_NVP(rb1);
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oa << BOOST_SERIALIZATION_NVP(rb2);
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delete rb1;
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delete rb2;
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}
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// save exported polymorphic class
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void load_exported(const char *testfile)
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{
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test_istream is(testfile, TEST_STREAM_FLAGS);
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test_iarchive ia(is, TEST_ARCHIVE_FLAGS);
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polymorphic_base *rb1 = NULL;
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polymorphic_base *rb2 = NULL;
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// export will permit correct serialization
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// through a pointer to a base class
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ia >> BOOST_SERIALIZATION_NVP(rb1);
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BOOST_CHECK_MESSAGE(
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boost::serialization::type_info_implementation<polymorphic_derived1>
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::type::get_const_instance()
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==
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* boost::serialization::type_info_implementation<polymorphic_base>
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::type::get_const_instance().get_derived_extended_type_info(*rb1),
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"restored pointer b1 not of correct type"
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);
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ia >> BOOST_SERIALIZATION_NVP(rb2);
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BOOST_CHECK_MESSAGE(
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boost::serialization::type_info_implementation<polymorphic_derived2>
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::type::get_const_instance()
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==
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* boost::serialization::type_info_implementation<polymorphic_base>
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::type::get_const_instance().get_derived_extended_type_info(*rb2),
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"restored pointer b2 not of correct type"
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);
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delete rb1;
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delete rb2;
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}
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int
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test_main( int /* argc */, char* /* argv */[] )
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{
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const char * testfile = boost::archive::tmpnam(NULL);
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BOOST_REQUIRE(NULL != testfile);
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save_exported(testfile);
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load_exported(testfile);
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std::remove(testfile);
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return EXIT_SUCCESS;
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}
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// EOF
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