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Diffstat (limited to 'src/boost/libs/serialization/test/test_no_rtti.cpp')
| -rw-r--r-- | src/boost/libs/serialization/test/test_no_rtti.cpp | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/boost/libs/serialization/test/test_no_rtti.cpp b/src/boost/libs/serialization/test/test_no_rtti.cpp new file mode 100644 index 000000000..38ccd2dc0 --- /dev/null +++ b/src/boost/libs/serialization/test/test_no_rtti.cpp @@ -0,0 +1,166 @@ +/////////1/////////2/////////3/////////4/////////5/////////6/////////7/////////8 +// test_no_rtti.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) + +// note: this program tests the inter-operability of different +// extended typeinfo systems. In this example, one class is +// identified using the default RTTI while the other uses a custom +// system based on the export key. +// +// As this program uses RTTI for one of the types, the test will fail +// on a system for which RTTI is not enabled or not existent. + +#include <cstddef> +#include <fstream> +#include <iostream> + +#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/nvp.hpp> + +#include "test_tools.hpp" + +#include <boost/archive/polymorphic_oarchive.hpp> +#include <boost/archive/polymorphic_iarchive.hpp> + +#include "polymorphic_base.hpp" + +#include "polymorphic_derived1.hpp" + +#include "polymorphic_derived2.hpp" + +// save derived polymorphic class +void save_derived(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; + + polymorphic_derived1 *rd1 = new polymorphic_derived1; + polymorphic_derived2 *rd2 = new polymorphic_derived2; + + std::cout << "saving polymorphic_derived1 (no_rtti)\n"; + oa_interface << BOOST_SERIALIZATION_NVP(rd1); + + std::cout << "saving polymorphic_derived2\n"; + oa_interface << BOOST_SERIALIZATION_NVP(rd2); + + const polymorphic_base *rb1 = rd1; + polymorphic_base *rb2 = rd2; + std::cout << "saving polymorphic_derived1 (no_rtti) through base (rtti)\n"; + oa_interface << BOOST_SERIALIZATION_NVP(rb1); + std::cout << "saving polymorphic_derived2 through base\n"; + oa_interface << BOOST_SERIALIZATION_NVP(rb2); + + delete rd1; + delete rd2; +} + +void load_derived(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_derived1 *rd1 = NULL; + polymorphic_derived2 *rd2 = NULL; + + std::cout << "loading polymorphic_derived1 (no_rtti)\n"; + ia_interface >> BOOST_SERIALIZATION_NVP(rd1); + BOOST_CHECK_MESSAGE( + boost::serialization::type_info_implementation< + polymorphic_derived1 + >::type::get_const_instance() + == + * boost::serialization::type_info_implementation< + polymorphic_derived1 + >::type::get_const_instance().get_derived_extended_type_info(*rd1) + , + "restored pointer d1 not of correct type" + ); + + std::cout << "loading polymorphic_derived2\n"; + ia_interface >> BOOST_SERIALIZATION_NVP(rd2); + BOOST_CHECK_MESSAGE( + boost::serialization::type_info_implementation< + polymorphic_derived2 + >::type::get_const_instance() + == + * boost::serialization::type_info_implementation< + polymorphic_derived2 + >::type::get_const_instance().get_derived_extended_type_info(*rd2) + , + "restored pointer d2 not of correct type" + ); + polymorphic_base *rb1 = NULL; + polymorphic_base *rb2 = NULL; + + // the above opereration registers the derived classes as a side + // effect. Hence, instances can now be correctly serialized through + // a base class pointer. + std::cout << "loading polymorphic_derived1 (no_rtti) through base (no_rtti)\n"; + ia_interface >> BOOST_SERIALIZATION_NVP(rb1); + + BOOST_CHECK_MESSAGE( + rb1 == dynamic_cast<polymorphic_base *>(rd1), + "serialized pointers not correctly restored" + ); + + 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" + ); + std::cout << "loading polymorphic_derived2 through base (no_rtti)\n"; + ia_interface >> BOOST_SERIALIZATION_NVP(rb2); + + BOOST_CHECK_MESSAGE( + rb2 == dynamic_cast<polymorphic_base *>(rd2), + "serialized pointers not correctly restored" + ); + 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_derived(testfile); + load_derived(testfile); + std::remove(testfile); + return EXIT_SUCCESS; +} + +// EOF |