foldable.cpp 855 B

12345678910111213141516171819202122232425
  1. // Copyright Louis Dionne 2013-2017
  2. // Distributed under the Boost Software License, Version 1.0.
  3. // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
  4. #include <boost/hana/assert.hpp>
  5. #include <boost/hana/equal.hpp>
  6. #include <boost/hana/fold_left.hpp>
  7. #include <boost/hana/integral_constant.hpp>
  8. #include <boost/hana/plus.hpp>
  9. #include <boost/hana/range.hpp>
  10. #include <boost/hana/tuple.hpp>
  11. #include <boost/hana/unpack.hpp>
  12. namespace hana = boost::hana;
  13. BOOST_HANA_CONSTANT_CHECK(
  14. hana::fold_left(hana::make_range(hana::int_c<0>, hana::int_c<4>), hana::int_c<0>, hana::plus) == hana::int_c<6>
  15. );
  16. BOOST_HANA_CONSTANT_CHECK(
  17. hana::unpack(hana::make_range(hana::int_c<-2>, hana::int_c<2>), hana::make_tuple) ==
  18. hana::make_tuple(hana::int_c<-2>, hana::int_c<-1>, hana::int_c<0>, hana::int_c<1>)
  19. );
  20. int main() { }