| // |
| // shared_from_raw_test4 - based on esft_void_test.cpp |
| // |
| // Copyright 2009, 2014 Peter Dimov |
| // |
| // Distributed under 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 <boost/smart_ptr/enable_shared_from_raw.hpp> |
| #include <boost/shared_ptr.hpp> |
| #include <boost/detail/lightweight_test.hpp> |
| |
| // |
| |
| class X: public boost::enable_shared_from_raw |
| { |
| }; |
| |
| int main() |
| { |
| boost::shared_ptr< void const volatile > pv( new X ); |
| boost::shared_ptr< void > pv2 = boost::const_pointer_cast< void >( pv ); |
| boost::shared_ptr< X > px = boost::static_pointer_cast< X >( pv2 ); |
| |
| try |
| { |
| boost::shared_ptr< X > qx = boost::shared_from_raw( px.get() ); |
| |
| BOOST_TEST( px == qx ); |
| BOOST_TEST( !( px < qx ) && !( qx < px ) ); |
| } |
| catch( boost::bad_weak_ptr const& ) |
| { |
| BOOST_ERROR( "shared_from_this( px.get() ) failed" ); |
| } |
| |
| boost::shared_ptr< X const volatile > px2( px ); |
| |
| try |
| { |
| boost::shared_ptr< X const volatile > qx2 = boost::shared_from_raw( px2.get() ); |
| |
| BOOST_TEST( px2 == qx2 ); |
| BOOST_TEST( !( px2 < qx2 ) && !( qx2 < px2 ) ); |
| } |
| catch( boost::bad_weak_ptr const& ) |
| { |
| BOOST_ERROR( "shared_from_this( px2.get() ) failed" ); |
| } |
| |
| return boost::report_errors(); |
| } |