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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)
5 #include <boost/hana/assert.hpp>
6 #include <boost/hana/equal.hpp>
7 #include <boost/hana/find.hpp>
8 #include <boost/hana/integral_constant.hpp>
9 #include <boost/hana/optional.hpp>
10 #include <boost/hana/string.hpp>
11 namespace hana
= boost::hana
;
17 BOOST_HANA_CONSTANT_CHECK(hana::equal(
18 hana::find(BOOST_HANA_STRING("abcd"), hana::char_c
<'a'>),
19 hana::just(hana::char_c
<'a'>)
21 BOOST_HANA_CONSTANT_CHECK(hana::equal(
22 hana::find(BOOST_HANA_STRING("abcd"), hana::char_c
<'c'>),
23 hana::just(hana::char_c
<'c'>)
25 BOOST_HANA_CONSTANT_CHECK(hana::equal(
26 hana::find(BOOST_HANA_STRING("abcd"), invalid
{}),