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Diffstat (limited to 'src/boost/libs/hana/test/map/difference.cpp')
-rw-r--r-- | src/boost/libs/hana/test/map/difference.cpp | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/map/difference.cpp b/src/boost/libs/hana/test/map/difference.cpp new file mode 100644 index 000000000..5d1b4f450 --- /dev/null +++ b/src/boost/libs/hana/test/map/difference.cpp @@ -0,0 +1,106 @@ +// 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/difference.hpp> +#include <boost/hana/equal.hpp> +#include <boost/hana/map.hpp> + +#include <laws/base.hpp> +#include <support/minimal_product.hpp> +namespace hana = boost::hana; + + +template <int i> +auto key() { return hana::test::ct_eq<i>{}; } + +template <int i> +auto val() { return hana::test::ct_eq<-i>{}; } + +template <int i, int j> +auto p() { return ::minimal_product(key<i>(), val<j>()); } + +int main() { + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(), + hana::make_map() + ), + hana::make_map() + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>()), + hana::make_map() + ), + hana::make_map(p<1, 1>()) + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>()), + hana::make_map(p<2, 2>()) + ), + hana::make_map(p<1, 1>()) + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>()), + hana::make_map(p<1, 2>()) + ), + hana::make_map() + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>(), + p<2, 2>(), + p<3, 3>()), + hana::make_map(p<2, 2>(), + p<4, 4>()) + ), + hana::make_map(p<1, 1>(), + p<3, 3>()) + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>(), + p<2, 2>()), + hana::make_map(p<2, 3>(), + p<1, 4>()) + ), + hana::make_map() + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::difference( + hana::make_map(p<1, 1>(), + p<2, 2>(), + p<3, 3>(), + p<4, 4>(), + p<5, 5>(), + p<6, 6>(), + p<7, 7>(), + p<8, 8>(), + p<9, 9>(), + p<10, 10>()), + hana::make_map(p<0, 2>(), + p<2, 4>(), + p<3, 6>(), + p<4, 8>(), + p<5, 10>(), + p<20, 30>()) + ), + hana::make_map(p<1, 1>(), + p<6, 6>(), + p<7, 7>(), + p<8, 8>(), + p<9, 9>(), + p<10, 10>()) + )); + +} |