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hana/test/map/comparable.cpp
2014-09-01 18:14:55 -04:00

58 lines
2.0 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/map/comparable.hpp>
#include <boost/hana/detail/assert.hpp>
#include <boost/hana/detail/constexpr.hpp>
#include <test/laws/comparable.hpp>
#include <test/injection.hpp>
#include <test/minimal_product.hpp>
using namespace boost::hana;
template <int i>
BOOST_HANA_CONSTEXPR_LAMBDA auto key = test::x<i>;
template <int i>
BOOST_HANA_CONSTEXPR_LAMBDA auto value = test::x<-i>;
template <int i, int j>
BOOST_HANA_CONSTEXPR_LAMBDA auto p = test::minimal_product<>(key<i>, value<j>);
int main() {
// equal
{
BOOST_HANA_CONSTANT_ASSERT(equal(map(), map()));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>), map())));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(), map(p<1, 1>))));
BOOST_HANA_CONSTANT_ASSERT(equal(map(p<1, 1>), map(p<1, 1>)));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>), map(p<1, 2>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>), map(p<2, 1>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>), map(p<1, 1>, p<2, 2>))));
BOOST_HANA_CONSTANT_ASSERT(equal(map(p<1, 1>, p<2, 2>), map(p<1, 1>, p<2, 2>)));
BOOST_HANA_CONSTANT_ASSERT(equal(map(p<1, 1>, p<2, 2>), map(p<2, 2>, p<1, 1>)));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>, p<2, 2>), map(p<9, 1>, p<2, 2>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>, p<2, 2>), map(p<1, 9>, p<2, 2>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>, p<2, 2>), map(p<1, 1>, p<9, 2>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>, p<2, 2>), map(p<1, 1>, p<2, 9>))));
BOOST_HANA_CONSTANT_ASSERT(not_(equal(map(p<1, 1>, p<2, 2>), map(p<1, 1>, p<2, 2>, p<3, 3>))));
}
// laws
{
BOOST_HANA_CONSTANT_ASSERT(Comparable_laws(
map(),
map(p<1, 1>),
map(p<1, 2>),
map(p<1, 1>, p<2, 2>)
));
}
}