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hana/test/iterable/last.cpp
2014-07-16 16:26:23 -04:00

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C++

/*
@copyright Louis Dionne 2014
Distributed under the Boost Software License, Version 1.0.
(See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
*/
#include <boost/hana/iterable/mcd.hpp>
#include <boost/hana/detail/minimal/comparable.hpp>
#include <boost/hana/detail/minimal/iterable.hpp>
#include <boost/hana/detail/static_assert.hpp>
using namespace boost::hana;
template <int i>
constexpr auto x = detail::minimal::comparable<>(i);
template <typename mcd>
void test() {
constexpr auto iterable = detail::minimal::iterable<mcd>;
BOOST_HANA_STATIC_ASSERT(last(iterable(x<0>)) == x<0>);
BOOST_HANA_STATIC_ASSERT(last(iterable(x<0>, x<1>)) == x<1>);
BOOST_HANA_STATIC_ASSERT(last(iterable(x<0>, x<1>, x<2>)) == x<2>);
}
int main() {
test<Iterable::mcd>();
}