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// Copyright David Abrahams 2002.
// 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/python/object/class_metadata.hpp>
#include <boost/python/has_back_reference.hpp>
#include <boost/python/detail/not_specified.hpp>
#include <boost/static_assert.hpp>
#include <boost/python/detail/type_traits.hpp>
#include <boost/function/function0.hpp>
#include <boost/mpl/bool.hpp>
#include <memory>
struct BR {};
struct Base {};
struct Derived : Base {};
namespace boost { namespace python
{
// specialization
template <>
struct has_back_reference<BR>
: mpl::true_
{
};
}} // namespace boost::python
template <class T, class U>
void assert_same(U* = 0, T* = 0)
{
BOOST_STATIC_ASSERT((boost::python::detail::is_same<T,U>::value));
}
template <class T, class Held, class Holder>
void assert_holder(T* = 0, Held* = 0, Holder* = 0)
{
using namespace boost::python::detail;
using namespace boost::python::objects;
typedef typename class_metadata<
T,Held,not_specified,not_specified
>::holder h;
assert_same<Holder>(
(h*)0
);
}
int test_main(int, char * [])
{
using namespace boost::python::detail;
using namespace boost::python::objects;
assert_holder<Base,not_specified,value_holder<Base> >();
assert_holder<BR,not_specified,value_holder_back_reference<BR,BR> >();
assert_holder<Base,Base,value_holder_back_reference<Base,Base> >();
assert_holder<BR,BR,value_holder_back_reference<BR,BR> >();
assert_holder<Base,Derived
,value_holder_back_reference<Base,Derived> >();
assert_holder<Base,std::auto_ptr<Base>
,pointer_holder<std::auto_ptr<Base>,Base> >();
assert_holder<Base,std::auto_ptr<Derived>
,pointer_holder_back_reference<std::auto_ptr<Derived>,Base> >();
assert_holder<BR,std::auto_ptr<BR>
,pointer_holder_back_reference<std::auto_ptr<BR>,BR> > ();
return 0;
}
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