hana/test/pair/foldable.cpp
2017-01-07 14:14:18 -08:00

32 lines
920 B
C++

// Copyright Louis Dionne 2013-2017
// 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/assert.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/pair.hpp>
#include <boost/hana/tuple.hpp>
#include <boost/hana/unpack.hpp>
#include <laws/base.hpp>
#include <laws/foldable.hpp>
namespace hana = boost::hana;
using hana::test::ct_eq;
int main() {
hana::test::_injection<0> f{};
BOOST_HANA_CONSTANT_CHECK(hana::equal(
hana::unpack(hana::make_pair(ct_eq<1>{}, ct_eq<2>{}), f),
f(ct_eq<1>{}, ct_eq<2>{})
));
hana::test::TestFoldable<hana::pair_tag>{hana::make_tuple(
hana::make_pair(ct_eq<3>{}, ct_eq<3>{})
, hana::make_pair(ct_eq<3>{}, ct_eq<4>{})
, hana::make_pair(ct_eq<4>{}, ct_eq<3>{})
, hana::make_pair(ct_eq<4>{}, ct_eq<4>{})
)};
}