diff options
Diffstat (limited to 'src/boost/libs/hana/test/functional/lockstep.cpp')
-rw-r--r-- | src/boost/libs/hana/test/functional/lockstep.cpp | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/functional/lockstep.cpp b/src/boost/libs/hana/test/functional/lockstep.cpp new file mode 100644 index 000000000..086d02cad --- /dev/null +++ b/src/boost/libs/hana/test/functional/lockstep.cpp @@ -0,0 +1,36 @@ +// 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/functional/lockstep.hpp> + +#include <laws/base.hpp> +namespace hana = boost::hana; +using hana::test::ct_eq; + + +int main() { + hana::test::_injection<0> f{}; + hana::test::_injection<1> g{}; + hana::test::_injection<2> h{}; + hana::test::_injection<3> i{}; + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::lockstep(f)()(), + f() + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::lockstep(f)(g)(ct_eq<1>{}), + f(g(ct_eq<1>{})) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::lockstep(f)(g, h)(ct_eq<1>{}, ct_eq<2>{}), + f(g(ct_eq<1>{}), h(ct_eq<2>{})) + )); + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::lockstep(f)(g, h, i)(ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}), + f(g(ct_eq<1>{}), h(ct_eq<2>{}), i(ct_eq<3>{})) + )); +} |