2
0
mirror of https://github.com/boostorg/hana.git synced 2026-02-22 15:32:11 +00:00
Files
hana/test/monad/laws.cpp
2014-07-16 16:26:22 -04:00

31 lines
773 B
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/monad/bind_mcd.hpp>
#include <boost/hana/monad/flatten_mcd.hpp>
#include <boost/hana/monad/laws.hpp>
#include <boost/hana/detail/minimal/monad.hpp>
#include <boost/hana/detail/static_assert.hpp>
using namespace boost::hana;
template <typename mcd>
void test() {
constexpr auto monad = detail::minimal::monad<mcd>;
BOOST_HANA_STATIC_ASSERT(Monad::laws::check(
monad(1),
2,
[=](auto x) { return monad(x + 1); },
[=](auto x) { return monad(x * 2); }
));
}
int main() {
test<Monad::flatten_mcd>();
test<Monad::bind_mcd>();
}