diff options
Diffstat (limited to 'src/boost/libs/hana/test/ext/std/integer_sequence/front.cpp')
-rw-r--r-- | src/boost/libs/hana/test/ext/std/integer_sequence/front.cpp | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/ext/std/integer_sequence/front.cpp b/src/boost/libs/hana/test/ext/std/integer_sequence/front.cpp new file mode 100644 index 000000000..69372c99b --- /dev/null +++ b/src/boost/libs/hana/test/ext/std/integer_sequence/front.cpp @@ -0,0 +1,31 @@ +// 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/ext/std/integer_sequence.hpp> +#include <boost/hana/ext/std/integral_constant.hpp> +#include <boost/hana/front.hpp> + +#include <type_traits> +#include <utility> +namespace hana = boost::hana; + + +int main() { + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::front(std::index_sequence<0>{}), + std::integral_constant<std::size_t, 0>{} + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::front(std::index_sequence<0, 1>{}), + std::integral_constant<std::size_t, 0>{} + )); + + BOOST_HANA_CONSTANT_CHECK(hana::equal( + hana::front(std::integer_sequence<int, -3, 1, 2, 3, 4>{}), + std::integral_constant<int, -3>{} + )); +} |