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// Copyright 2022, 2025 Peter Dimov.
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#include <boost/container_hash/hash.hpp>
#include <boost/container_hash/hash_is_avalanching.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <boost/config.hpp>
#include <string>
enum my_char { min = 0, max = 255 };
int main()
{
using boost::hash_is_avalanching;
BOOST_TEST_TRAIT_TRUE(( hash_is_avalanching< boost::hash<std::string> > ));
BOOST_TEST_TRAIT_TRUE(( hash_is_avalanching< boost::hash<std::wstring> > ));
#if !defined(BOOST_NO_CXX11_CHAR16_T)
BOOST_TEST_TRAIT_TRUE(( hash_is_avalanching< boost::hash<std::u16string> > ));
#endif
#if !defined(BOOST_NO_CXX11_CHAR32_T)
BOOST_TEST_TRAIT_TRUE(( hash_is_avalanching< boost::hash<std::u32string> > ));
#endif
#if defined(__cpp_char8_t) && __cpp_char8_t >= 201811L
BOOST_TEST_TRAIT_TRUE(( hash_is_avalanching< boost::hash< std::basic_string<char8_t> > > ));
#endif
#if defined(_LIBCPP_VERSION) && _LIBCPP_VERSION >= 160000
// std::char_traits<Ch> is deprecated for non-char types
#else
BOOST_TEST_TRAIT_FALSE(( hash_is_avalanching< boost::hash<std::basic_string<my_char> > > ));
#endif
return boost::report_errors();
}
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