90 lines
2.3 KiB
C++
90 lines
2.3 KiB
C++
/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
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// test_null_ptr.cpp: test implementation level trait
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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> // NULL
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#include <cstdio> // remove
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#include <fstream>
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#include <boost/config.hpp>
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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 "test_tools.hpp"
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#include <boost/serialization/base_object.hpp>
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class 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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}
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public:
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virtual ~polymorphic_base(){};
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};
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class polymorphic_derived1 : 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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};
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// save unregistered polymorphic classes
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void save(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 = NULL;
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polymorphic_derived1 *rd1 = NULL;
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oa << BOOST_SERIALIZATION_NVP(rb1);
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oa << BOOST_SERIALIZATION_NVP(rd1);
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}
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// load unregistered polymorphic classes
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void load(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_derived1 dummy;
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polymorphic_base *rb1 = & dummy;
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polymorphic_derived1 *rd1 = & dummy;
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ia >> BOOST_SERIALIZATION_NVP(rb1);
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BOOST_CHECK_MESSAGE(NULL == rb1, "Null pointer not restored");
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ia >> BOOST_SERIALIZATION_NVP(rd1);
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BOOST_CHECK_MESSAGE(NULL == rd1, "Null pointer not restored");
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delete rb1;
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delete rd1;
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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(testfile);
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load(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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