geometry/test/util/is_implemented.cpp
Samuel Debione 09a8ba53a7 [distance] Use transform_variant
Remove dependency to is_implemented. Update transform_variant to support
MPL sequence input.
2014-05-19 13:52:09 +02:00

89 lines
2.1 KiB
C++

// Boost.Geometry (aka GGL, Generic Geometry Library)
// Unit Test
// Copyright (c) 2014 Samuel Debionne, Grenoble, France.
// Parts of Boost.Geometry are redesigned from Geodan's Geographic Library
// (geolib/GGL), copyright (c) 1995-2010 Geodan, Amsterdam, the Netherlands.
// Use, modification and distribution is subject to 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 <geometry_test_common.hpp>
#include <boost/geometry/core/reverse_dispatch.hpp>
#include <boost/geometry/core/tag_cast.hpp>
#include <boost/geometry/geometries/point_xy.hpp>
#include <boost/geometry/strategies/tags.hpp>
#include <boost/geometry/algorithms/not_implemented.hpp>
#include <boost/geometry/util/is_implemented.hpp>
#include <boost/type_traits/is_same.hpp>
#include <boost/mpl/assert.hpp>
#include <boost/mpl/bool.hpp>
namespace boost { namespace geometry
{
namespace strategy { namespace services
{
template <typename Strategy> struct tag
{
typedef not_implemented type;
};
}} // namespace strategy::services
template
<
typename Geometry1, typename Geometry2,
typename Strategy,
typename Tag1 = typename tag_cast<typename tag<Geometry1>::type, multi_tag>::type,
typename Tag2 = typename tag_cast<typename tag<Geometry2>::type, multi_tag>::type,
typename StrategyTag = typename strategy::services::tag<Strategy>::type,
bool Reverse = reverse_dispatch<Geometry1, Geometry2>::type::value
>
struct algorithm_archetype
: not_implemented<>
{};
struct strategy_archetype
{
template <typename Geometry1, typename Geometry2>
static void apply(Geometry1, Geometry2) {}
};
}} // namespace boost::geometry
int test_main(int, char* [])
{
typedef bg::model::d2::point_xy<double> point_type;
BOOST_MPL_ASSERT((
boost::is_same<
bg::util::is_implemented2
<
point_type, point_type,
bg::algorithm_archetype<point_type, point_type, bg::strategy_archetype>
>::type,
boost::mpl::false_
>
));
return 0;
}