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/integral_constant.hpp> 8 #include <boost/hana/length.hpp> 9 #include <boost/hana/string.hpp> 10 namespace hana = boost::hana; 11 12 main()13int main() { 14 BOOST_HANA_CONSTANT_CHECK(hana::equal( 15 hana::length(BOOST_HANA_STRING("")), 16 hana::size_c<0> 17 )); 18 BOOST_HANA_CONSTANT_CHECK(hana::equal( 19 hana::length(BOOST_HANA_STRING("a")), 20 hana::size_c<1> 21 )); 22 BOOST_HANA_CONSTANT_CHECK(hana::equal( 23 hana::length(BOOST_HANA_STRING("ab")), 24 hana::size_c<2> 25 )); 26 BOOST_HANA_CONSTANT_CHECK(hana::equal( 27 hana::length(BOOST_HANA_STRING("abc")), 28 hana::size_c<3> 29 )); 30 } 31