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- // 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/at.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <boost/hana/string.hpp>
- namespace hana = boost::hana;
- int main() {
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- BOOST_HANA_STRING("abcd")[hana::size_c<2>],
- hana::char_c<'c'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("a"), hana::size_c<0>),
- hana::char_c<'a'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("ab"), hana::size_c<0>),
- hana::char_c<'a'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("abc"), hana::size_c<0>),
- hana::char_c<'a'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("ab"), hana::size_c<1>),
- hana::char_c<'b'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("abc"), hana::size_c<1>),
- hana::char_c<'b'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("abcd"), hana::size_c<1>),
- hana::char_c<'b'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("abc"), hana::size_c<2>),
- hana::char_c<'c'>
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::at(BOOST_HANA_STRING("abcd"), hana::size_c<2>),
- hana::char_c<'c'>
- ));
- }
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