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 5 #include <boost/hana/assert.hpp> 6 #include <boost/hana/equal.hpp> 7 #include <boost/hana/experimental/view.hpp> 8 #include <boost/hana/unpack.hpp> 9 10 #include <laws/base.hpp> 11 namespace hana = boost::hana; 12 13 main()14int main() { 15 auto f = hana::test::_injection<0>{}; 16 17 { 18 auto empty = hana::experimental::empty_view(); 19 BOOST_HANA_CONSTANT_CHECK(hana::equal( 20 hana::unpack(empty, f), 21 f() 22 )); 23 } 24 } 25