hana/test/concept/struct/any_of.cpp
2017-01-07 14:14:18 -08:00

47 lines
1.3 KiB
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/any_of.hpp>
#include <boost/hana/assert.hpp>
#include <boost/hana/concept/struct.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/integral_constant.hpp>
#include <boost/hana/not.hpp>
#include "minimal_struct.hpp"
namespace hana = boost::hana;
template <int i = 0>
struct undefined { };
int main() {
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
obj(),
undefined<>{}
)));
BOOST_HANA_CONSTANT_CHECK(hana::any_of(
obj(undefined<0>{}),
hana::equal.to(hana::int_c<0>)
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
obj(undefined<0>{}),
hana::equal.to(hana::int_c<1>)
)));
BOOST_HANA_CONSTANT_CHECK(hana::any_of(
obj(undefined<0>{}, undefined<1>{}),
hana::equal.to(hana::int_c<0>)
));
BOOST_HANA_CONSTANT_CHECK(hana::any_of(
obj(undefined<0>{}, undefined<1>{}),
hana::equal.to(hana::int_c<1>)
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::any_of(
obj(undefined<0>{}, undefined<1>{}),
hana::equal.to(hana::int_c<2>)
)));
}