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- /////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8
- // test_mult_archive_types.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)
- #include <cstddef>
- #include <fstream>
- #include <boost/config.hpp>
- #include <cstdio> // remove
- #if defined(BOOST_NO_STDC_NAMESPACE)
- namespace std{
- using ::remove;
- }
- #endif
- #include <boost/archive/text_oarchive.hpp>
- #include <boost/archive/text_iarchive.hpp>
- #include <boost/archive/xml_oarchive.hpp>
- #include <boost/archive/xml_iarchive.hpp>
- #include "test_tools.hpp"
- #include <boost/serialization/export.hpp>
- #include <boost/serialization/nvp.hpp>
- // This is a simple class. It contains a counter of the number
- // of objects of this class which have been instantiated.
- class A
- {
- private:
- friend class boost::serialization::access;
- int x;
- template<class Archive>
- void serialize(Archive & ar, const unsigned int /* file_version */){
- ar & BOOST_SERIALIZATION_NVP(x);
- }
- public:
- static int count;
- A(){++count;} // default constructor
- virtual ~A(){--count;} // default destructor
- };
- BOOST_CLASS_EXPORT(A)
- // B is a subclass of A
- class B : public A
- {
- private:
- friend class boost::serialization::access;
- template<class Archive>
- void serialize(Archive & ar, const unsigned int /* file_version */){
- ar & BOOST_SERIALIZATION_BASE_OBJECT_NVP(A);
- }
- public:
- static int count;
- B() : A() {};
- virtual ~B() {};
- };
- BOOST_CLASS_EXPORT(B)
- int A::count = 0;
- // Run tests by serializing two shared_ptrs into an archive of type
- // OARCH, clearing them (deleting the objects) and then reloading the
- // objects back from an archive of type OARCH.
- template<class OA, class IA>
- void test_save_and_load(A * first, A * second)
- {
- const char * testfile = boost::archive::tmpnam(NULL);
- BOOST_REQUIRE(NULL != testfile);
- // Save
- {
- std::ofstream os(testfile);
- OA oa(os);
- oa << BOOST_SERIALIZATION_NVP(first);
- oa << BOOST_SERIALIZATION_NVP(second);
- }
- // Clear the pointers, thereby destroying the objects they contain
- first = NULL;
- second = NULL;
- // Load
- {
- std::ifstream is(testfile);
- IA ia(is);
- ia >> BOOST_SERIALIZATION_NVP(first);
- ia >> BOOST_SERIALIZATION_NVP(second);
- }
- BOOST_CHECK(first == second);
- std::remove(testfile);
- }
- using namespace boost::archive;
- // This does the tests
- int test_main(int /* argc */, char * /* argv */[])
- {
- // Try to save and load pointers to As, to a text archive
- A * a = new A;
- A * a1 = a;
- test_save_and_load<text_oarchive, text_iarchive>(a, a1);
- // Try to save and load pointers to Bs, to a text archive
- B * b = new B;
- B * b1 = b;
- test_save_and_load<text_oarchive, text_iarchive>(b, b1);
- // Try to save and load pointers to As, to an xml archive
- test_save_and_load<xml_oarchive, xml_iarchive>(a, a1);
- // Try to save and load pointers to Bs, to an xml archive
- test_save_and_load<xml_oarchive, xml_iarchive>(b, b1);
- delete a;
- delete b;
- return EXIT_SUCCESS;
- }
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