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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/string.hpp>
#include <cstring>
namespace hana = boost::hana;
int main() {
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
BOOST_HANA_STRING("").c_str(),
""
) == 0);
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
BOOST_HANA_STRING("a").c_str(),
"a"
) == 0);
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
BOOST_HANA_STRING("ab").c_str(),
"ab"
) == 0);
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
BOOST_HANA_STRING("abc").c_str(),
"abc"
) == 0);
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
BOOST_HANA_STRING("abcd").c_str(),
"abcd"
) == 0);
// make sure we can turn a non-constexpr hana::string
// into a constexpr char const*
{
auto str = BOOST_HANA_STRING("abcdef");
constexpr char const* c_str = str.c_str();
(void)c_str;
}
// make sure c_str is actually a static member function
{
constexpr char const* c_str = hana::string<'f', 'o', 'o'>::c_str();
(void)c_str;
}
}
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