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- // Boost.Geometry (aka GGL, Generic Geometry Library)
- // Unit Test
- // Copyright (c) 2007-2012 Barend Gehrels, Amsterdam, the Netherlands.
- // Copyright (c) 2008-2012 Bruno Lalande, Paris, France.
- // Copyright (c) 2009-2012 Mateusz Loskot, London, UK.
- // 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 <boost/test/included/test_exec_monitor.hpp>
- #include <boost/geometry/util/transform_variant.hpp>
- #include <boost/mpl/assert.hpp>
- #include <boost/mpl/equal.hpp>
- #include <boost/mpl/placeholders.hpp>
- #include <boost/mpl/vector.hpp>
- #include <boost/type_traits.hpp>
- #include <boost/variant/variant.hpp>
- using boost::mpl::placeholders::_;
- template <typename ExpectedTypes, BOOST_VARIANT_ENUM_PARAMS(typename T)>
- void check(boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>)
- {
- BOOST_MPL_ASSERT((
- boost::mpl::equal<
- typename boost::variant<BOOST_VARIANT_ENUM_PARAMS(T)>::types,
- ExpectedTypes
- >
- ));
- }
- int test_main(int, char* [])
- {
- // Transform Variant to Variant
- typedef boost::geometry::transform_variant<
- boost::variant<int, float, long>,
- boost::add_pointer<_>
- >::type transformed1;
- check<boost::mpl::vector<int*, float*, long*> >(transformed1());
- // Transform Sequence to Variant (without inserter)
- typedef boost::geometry::transform_variant<
- boost::mpl::vector<int, float, long>,
- boost::add_pointer<_>
- >::type transformed2;
- check<boost::mpl::vector<int*, float*, long*> >(transformed2());
- // Transform Sequence to Variant (with inserter)
- typedef boost::geometry::transform_variant<
- boost::mpl::vector<int, float, long>,
- boost::add_pointer<_>,
- boost::mpl::back_inserter<boost::mpl::vector0<> >
- >::type transformed3;
- check<boost::mpl::vector<int*, float*, long*> >(transformed3());
- return 0;
- }
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