48 lines
1.3 KiB
C++
48 lines
1.3 KiB
C++
// 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/core/to.hpp>
|
|
#include <boost/hana/string.hpp>
|
|
|
|
#include <cstring>
|
|
namespace hana = boost::hana;
|
|
|
|
|
|
static_assert(hana::is_convertible<hana::string_tag, char const*>{}, "");
|
|
static_assert(!hana::is_embedded<hana::string_tag, char const*>{}, "");
|
|
|
|
int main() {
|
|
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
|
|
hana::to<char const*>(BOOST_HANA_STRING("")),
|
|
""
|
|
) == 0);
|
|
|
|
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
|
|
hana::to<char const*>(BOOST_HANA_STRING("a")),
|
|
"a"
|
|
) == 0);
|
|
|
|
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
|
|
hana::to<char const*>(BOOST_HANA_STRING("ab")),
|
|
"ab"
|
|
) == 0);
|
|
|
|
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
|
|
hana::to<char const*>(BOOST_HANA_STRING("abc")),
|
|
"abc"
|
|
) == 0);
|
|
|
|
BOOST_HANA_RUNTIME_CHECK(std::strcmp(
|
|
hana::to<char const*>(BOOST_HANA_STRING("abcd")),
|
|
"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 = hana::to<char const*>(str);
|
|
(void)c_str;
|
|
}
|