1 #include <boost/config.hpp> 2 3 // 4 // weak_from_raw_test.cpp 5 // 6 // Copyright (c) 2009 Frank Mori Hess 7 // 8 // Distributed under the Boost Software License, Version 1.0. (See 9 // accompanying file LICENSE_1_0.txt or copy at 10 // http://www.boost.org/LICENSE_1_0.txt) 11 // 12 13 14 #include <boost/smart_ptr/enable_shared_from_raw.hpp> 15 #include <boost/core/lightweight_test.hpp> 16 17 18 struct X: public boost::enable_shared_from_raw 19 {}; 20 basic_weak_from_raw_test()21void basic_weak_from_raw_test() 22 { 23 X *p(new X); 24 boost::weak_ptr<X> weak = boost::weak_from_raw(p); 25 BOOST_TEST(!weak.expired()); 26 boost::shared_ptr<X> shared(p); 27 weak = boost::weak_from_raw(p); 28 BOOST_TEST(weak.expired() == false); 29 boost::shared_ptr<X> shared2(weak); 30 BOOST_TEST((shared < shared2 || shared2 < shared) == false); 31 BOOST_TEST(shared.get() == p); 32 } 33 main()34int main() 35 { 36 basic_weak_from_raw_test(); 37 return boost::report_errors(); 38 } 39