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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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