unpack.cpp 665 B

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  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/experimental/view.hpp>
  7. #include <boost/hana/unpack.hpp>
  8. #include <laws/base.hpp>
  9. namespace hana = boost::hana;
  10. using hana::test::ct_eq;
  11. int main() {
  12. auto f = hana::test::_injection<0>{};
  13. {
  14. auto single = hana::experimental::single_view(ct_eq<0>{});
  15. BOOST_HANA_CONSTANT_CHECK(hana::equal(
  16. hana::unpack(single, f),
  17. f(ct_eq<0>{})
  18. ));
  19. }
  20. }