smart_ptr/test/local_sp_fn_test.cpp
2017-06-20 22:26:07 +03:00

44 lines
910 B
C++

//
// local_sp_fn_test.cpp
//
// Copyright 2017 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/local_shared_ptr.hpp>
#include <boost/weak_ptr.hpp>
#include <boost/core/lightweight_test.hpp>
static void f()
{
}
struct null_deleter
{
template<class Y> void operator()( Y* ) {}
};
int main()
{
boost::local_shared_ptr<void()> pf( f, null_deleter() );
BOOST_TEST( pf.get() == f );
BOOST_TEST_EQ( pf.local_use_count(), 1 );
BOOST_TEST( boost::get_deleter<null_deleter>( pf ) != 0 );
boost::weak_ptr<void()> wp( pf );
BOOST_TEST( wp.lock().get() == f );
BOOST_TEST_EQ( wp.use_count(), 1 );
pf.reset();
BOOST_TEST( wp.lock().get() == 0 );
BOOST_TEST_EQ( wp.use_count(), 0 );
return boost::report_errors();
}