| /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 |
| // test_null_ptr.cpp: test implementation level trait |
| |
| // (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> // NULL |
| #include <cstdio> // remove |
| #include <fstream> |
| |
| #include <boost/config.hpp> |
| #if defined(BOOST_NO_STDC_NAMESPACE) |
| namespace std{ |
| using ::remove; |
| } |
| #endif |
| |
| #include "test_tools.hpp" |
| #include <boost/serialization/base_object.hpp> |
| |
| class polymorphic_base |
| { |
| friend class boost::serialization::access; |
| template<class Archive> |
| void serialize(Archive & /* ar */, const unsigned int /* file_version */){ |
| } |
| public: |
| virtual ~polymorphic_base(){}; |
| }; |
| |
| class polymorphic_derived1 : public polymorphic_base |
| { |
| friend class boost::serialization::access; |
| template<class Archive> |
| void serialize(Archive &ar, const unsigned int /* file_version */){ |
| ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(polymorphic_base); |
| } |
| }; |
| |
| // save unregistered polymorphic classes |
| void save(const char *testfile) |
| { |
| test_ostream os(testfile, TEST_STREAM_FLAGS); |
| test_oarchive oa(os, TEST_ARCHIVE_FLAGS); |
| |
| polymorphic_base *rb1 = NULL; |
| polymorphic_derived1 *rd1 = NULL; |
| |
| oa << BOOST_SERIALIZATION_NVP(rb1); |
| oa << BOOST_SERIALIZATION_NVP(rd1); |
| } |
| |
| // load unregistered polymorphic classes |
| void load(const char *testfile) |
| { |
| test_istream is(testfile, TEST_STREAM_FLAGS); |
| test_iarchive ia(is, TEST_ARCHIVE_FLAGS); |
| |
| polymorphic_derived1 dummy; |
| |
| polymorphic_base *rb1 = & dummy; |
| polymorphic_derived1 *rd1 = & dummy; |
| |
| ia >> BOOST_SERIALIZATION_NVP(rb1); |
| BOOST_CHECK_MESSAGE(NULL == rb1, "Null pointer not restored"); |
| |
| ia >> BOOST_SERIALIZATION_NVP(rd1); |
| BOOST_CHECK_MESSAGE(NULL == rd1, "Null pointer not restored"); |
| |
| delete rb1; |
| delete rd1; |
| } |
| |
| int |
| test_main( int /* argc */, char* /* argv */[] ) |
| { |
| const char * testfile = boost::archive::tmpnam(NULL); |
| BOOST_REQUIRE(NULL != testfile); |
| save(testfile); |
| load(testfile); |
| std::remove(testfile); |
| return EXIT_SUCCESS; |
| } |
| |
| // EOF |