mirror of
https://github.com/boostorg/unordered.git
synced 2025-10-31 15:51:36 +01:00
35 lines
1.0 KiB
C++
35 lines
1.0 KiB
C++
|
|
// 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<BOOST_DEDUCED_TYPENAME Container::key_type,
|
|
BOOST_DEDUCED_TYPENAME Container::value_type>
|
|
{
|
|
};
|
|
|
|
template <class Container> struct has_unique_keys
|
|
{
|
|
static char flip(BOOST_DEDUCED_TYPENAME Container::iterator const&);
|
|
static long flip(
|
|
std::pair<BOOST_DEDUCED_TYPENAME Container::iterator, bool> const&);
|
|
BOOST_STATIC_CONSTANT(bool,
|
|
value = sizeof(long) ==
|
|
sizeof(flip(
|
|
((Container*)0)
|
|
->insert(*(
|
|
BOOST_DEDUCED_TYPENAME Container::value_type*)0))));
|
|
};
|
|
}
|
|
|
|
#endif
|