Files
functional/hash/test/hash_fwd_test_1.cpp
Daniel James c8dc9ac3e4 Add tests for the hash forward header.
[SVN r32587]
2006-02-05 16:06:31 +00:00

79 lines
2.2 KiB
C++

// (C) Copyright Daniel James 2005.
// Use, modification and distribution are subject to 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)
// This checks that template code implemented using hash_fwd will work.
#include "./hash_fwd_test.hpp"
#define BOOST_TEST_MAIN
#include <boost/test/unit_test.hpp>
#if defined(TEST_EXTENSIONS) && !defined(TEST_STD_INCLUDES)
#include <boost/functional/hash.hpp>
#include <string>
BOOST_AUTO_TEST_CASE(fwd_test1)
{
test_type1<int> x(5);
test_type1<std::string> y("Test");
BOOST_CHECK_EQUAL(
boost::hash<int>()(5),
boost::hash<test_type1<int> >()(x));
BOOST_CHECK_EQUAL(
boost::hash<std::string>()("Test"),
boost::hash<test_type1<std::string> >()(y));
}
BOOST_AUTO_TEST_CASE(fwd_test2)
{
test_type2<int> x(5, 10);
test_type2<std::string> y("Test1", "Test2");
std::size_t seed1 = 0;
boost::hash_combine(seed1, 5);
boost::hash_combine(seed1, 10);
std::size_t seed2 = 0;
boost::hash_combine(seed2, std::string("Test1"));
boost::hash_combine(seed2, std::string("Test2"));
BOOST_CHECK_EQUAL(seed1,
boost::hash<test_type2<int> >()(x));
BOOST_CHECK_EQUAL(seed2,
boost::hash<test_type2<std::string> >()(y));
}
BOOST_AUTO_TEST_CASE(fwd_test3)
{
std::vector<int> values1;
values1.push_back(10);
values1.push_back(15);
values1.push_back(20);
values1.push_back(3);
std::vector<std::string> values2;
values2.push_back("Groucho");
values2.push_back("Harpo");
test_type3<int> x(values1.begin(), values1.end());
test_type3<std::string> y(values2.begin(), values2.end());
std::size_t seed1 = boost::hash_range(values1.begin(), values1.end());
boost::hash_range(seed1, values1.begin(), values1.end());
std::size_t seed2 = boost::hash_range(values2.begin(), values2.end());
boost::hash_range(seed2, values2.begin(), values2.end());
BOOST_CHECK_EQUAL(seed1,
boost::hash<test_type3<int> >()(x));
BOOST_CHECK_EQUAL(seed2,
boost::hash<test_type3<std::string> >()(y));
}
#endif