2
0
mirror of https://github.com/boostorg/hana.git synced 2026-02-21 15:12:21 +00:00
Files
hana/test/iterable/at.cpp
2014-07-16 16:26:23 -04:00

32 lines
1.0 KiB
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/iterable.hpp>
#include <boost/hana/detail/static_assert.hpp>
#include <boost/hana/integral.hpp>
using namespace boost::hana;
template <typename mcd>
void test() {
constexpr auto iterable = detail::minimal::iterable<mcd>;
BOOST_HANA_STATIC_ASSERT(at(int_<0>, iterable(int_<0>)) == int_<0>);
BOOST_HANA_STATIC_ASSERT(at(int_<0>, iterable(int_<0>, int_<1>)) == int_<0>);
BOOST_HANA_STATIC_ASSERT(at(int_<1>, iterable(int_<0>, int_<1>)) == int_<1>);
BOOST_HANA_STATIC_ASSERT(at(int_<0>, iterable(int_<0>, int_<1>, int_<2>)) == int_<0>);
BOOST_HANA_STATIC_ASSERT(at(int_<1>, iterable(int_<0>, int_<1>, int_<2>)) == int_<1>);
BOOST_HANA_STATIC_ASSERT(at(int_<2>, iterable(int_<0>, int_<1>, int_<2>)) == int_<2>);
}
int main() {
test<Iterable::mcd>();
}