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- // Copyright 2005-2009 Daniel James.
- // Distributed under the Boost Software License, Version 1.0. (See accompanying
- // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
- #if !defined(BOOST_UNORDERED_TEST_HELPERS_METAFUNCTIONS_HEADER)
- #define BOOST_UNORDERED_TEST_HELPERS_METAFUNCTIONS_HEADER
- #include <boost/config.hpp>
- #include <boost/type_traits/is_same.hpp>
- namespace test {
- template <class Container>
- struct is_set : public boost::is_same<typename Container::key_type,
- typename Container::value_type>
- {
- };
- template <class Container> struct has_unique_keys
- {
- static char flip(typename Container::iterator const&);
- static long flip(std::pair<typename Container::iterator, bool> const&);
- BOOST_STATIC_CONSTANT(bool,
- value = sizeof(long) ==
- sizeof(flip(
- ((Container*)0)->insert(*(typename Container::value_type*)0))));
- };
- }
- #endif
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