forked from boostorg/smart_ptr
75 lines
2.9 KiB
C++
75 lines
2.9 KiB
C++
//
|
|
// pointer_to_other_test.cpp - a test for boost/pointer_to_other.hpp
|
|
//
|
|
// Copyright (c) 2005 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/pointer_to_other.hpp>
|
|
|
|
#include <boost/shared_ptr.hpp>
|
|
#include <boost/shared_array.hpp>
|
|
#include <boost/scoped_ptr.hpp>
|
|
#include <boost/scoped_array.hpp>
|
|
#include <boost/intrusive_ptr.hpp>
|
|
|
|
#include <memory>
|
|
|
|
template<class T, class U> void assert_same_type( T** pt = 0, U** pu = 0 )
|
|
{
|
|
pt = pu;
|
|
}
|
|
|
|
struct X;
|
|
struct Y;
|
|
|
|
int main()
|
|
{
|
|
// shared_ptr
|
|
|
|
assert_same_type< boost::pointer_to_other< boost::shared_ptr<X>, Y >::type, boost::shared_ptr<Y> >();
|
|
assert_same_type< boost::pointer_to_other< boost::shared_ptr<X>, void >::type, boost::shared_ptr<void> >();
|
|
assert_same_type< boost::pointer_to_other< boost::shared_ptr<void>, Y >::type, boost::shared_ptr<Y> >();
|
|
|
|
// shared_array
|
|
|
|
assert_same_type< boost::pointer_to_other< boost::shared_array<X>, Y >::type, boost::shared_array<Y> >();
|
|
assert_same_type< boost::pointer_to_other< boost::shared_array<X>, void >::type, boost::shared_array<void> >();
|
|
assert_same_type< boost::pointer_to_other< boost::shared_array<void>, Y >::type, boost::shared_array<Y> >();
|
|
|
|
// scoped_ptr
|
|
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_ptr<X>, Y >::type, boost::scoped_ptr<Y> >();
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_ptr<X>, void >::type, boost::scoped_ptr<void> >();
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_ptr<void>, Y >::type, boost::scoped_ptr<Y> >();
|
|
|
|
// scoped_array
|
|
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_array<X>, Y >::type, boost::scoped_array<Y> >();
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_array<X>, void >::type, boost::scoped_array<void> >();
|
|
assert_same_type< boost::pointer_to_other< boost::scoped_array<void>, Y >::type, boost::scoped_array<Y> >();
|
|
|
|
// intrusive_ptr
|
|
|
|
assert_same_type< boost::pointer_to_other< boost::intrusive_ptr<X>, Y >::type, boost::intrusive_ptr<Y> >();
|
|
assert_same_type< boost::pointer_to_other< boost::intrusive_ptr<X>, void >::type, boost::intrusive_ptr<void> >();
|
|
assert_same_type< boost::pointer_to_other< boost::intrusive_ptr<void>, Y >::type, boost::intrusive_ptr<Y> >();
|
|
|
|
// auto_ptr
|
|
|
|
assert_same_type< boost::pointer_to_other< std::auto_ptr<X>, Y >::type, std::auto_ptr<Y> >();
|
|
assert_same_type< boost::pointer_to_other< std::auto_ptr<X>, void >::type, std::auto_ptr<void> >();
|
|
assert_same_type< boost::pointer_to_other< std::auto_ptr<void>, Y >::type, std::auto_ptr<Y> >();
|
|
|
|
// raw pointer
|
|
|
|
assert_same_type< boost::pointer_to_other< X *, Y >::type, Y * >();
|
|
assert_same_type< boost::pointer_to_other< X *, void >::type, void * >();
|
|
assert_same_type< boost::pointer_to_other< void *, Y >::type, Y * >();
|
|
|
|
return 0;
|
|
}
|