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// Copyright 2012 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)
#include "./config.hpp"
#ifdef BOOST_HASH_TEST_EXTENSIONS
# ifdef BOOST_HASH_TEST_STD_INCLUDES
# include <functional>
# else
# include <boost/container_hash/hash.hpp>
# endif
#endif
#include <boost/config.hpp>
#include <boost/core/lightweight_test.hpp>
#if defined(BOOST_HASH_TEST_EXTENSIONS) && !defined(BOOST_NO_CXX11_HDR_TUPLE)
#define TEST_TUPLE
#include <tuple>
#include <vector>
#endif
#ifdef TEST_TUPLE
template <typename T>
void tuple_tests(T const& v) {
boost::hash<typename T::value_type> hf;
for(typename T::const_iterator i = v.begin(); i != v.end(); ++i) {
for(typename T::const_iterator j = v.begin(); j != v.end(); ++j) {
if (i != j)
BOOST_TEST(hf(*i) != hf(*j));
else
BOOST_TEST(hf(*i) == hf(*j));
}
}
}
void empty_tuple_test() {
boost::hash<std::tuple<> > empty_tuple_hash;
std::tuple<> empty_tuple;
BOOST_TEST(empty_tuple_hash(empty_tuple) == boost::hash_value(empty_tuple));
}
void int_tuple_test() {
std::vector<std::tuple<int> > int_tuples;
int_tuples.push_back(std::make_tuple(0));
int_tuples.push_back(std::make_tuple(1));
int_tuples.push_back(std::make_tuple(2));
tuple_tests(int_tuples);
}
void int_string_tuple_test() {
std::vector<std::tuple<int, std::string> > int_string_tuples;
int_string_tuples.push_back(std::make_tuple(0, std::string("zero")));
int_string_tuples.push_back(std::make_tuple(1, std::string("one")));
int_string_tuples.push_back(std::make_tuple(2, std::string("two")));
int_string_tuples.push_back(std::make_tuple(0, std::string("one")));
int_string_tuples.push_back(std::make_tuple(1, std::string("zero")));
int_string_tuples.push_back(std::make_tuple(0, std::string("")));
int_string_tuples.push_back(std::make_tuple(1, std::string("")));
tuple_tests(int_string_tuples);
}
#endif // TEST_TUPLE
int main()
{
#ifdef TEST_TUPLE
empty_tuple_test();
int_tuple_test();
int_string_tuple_test();
#endif
return boost::report_errors();
}
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