| |
| // 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) |
| |
| #include "./config.hpp" |
| |
| #ifdef TEST_EXTENSIONS |
| # ifdef TEST_STD_INCLUDES |
| # include <functional> |
| # else |
| # include <boost/functional/hash.hpp> |
| # endif |
| #endif |
| |
| #include <boost/detail/lightweight_test.hpp> |
| |
| #ifdef TEST_EXTENSIONS |
| |
| void array_int_test() |
| { |
| const int length1 = 25; |
| int array1[25] = { |
| 26, -43, 32, 65, 45, |
| 12, 67, 32, 12, 23, |
| 0, 0, 0, 0, 0, |
| 8, -12, 23, 65, 45, |
| -1, 93, -54, 987, 3 |
| }; |
| HASH_NAMESPACE::hash<int[25]> hasher1; |
| |
| const int length2 = 1; |
| int array2[1] = {3}; |
| HASH_NAMESPACE::hash<int[1]> hasher2; |
| |
| const int length3 = 2; |
| int array3[2] = {2, 3}; |
| HASH_NAMESPACE::hash<int[2]> hasher3; |
| |
| BOOST_TEST(hasher1(array1) |
| == HASH_NAMESPACE::hash_range(array1, array1 + length1)); |
| BOOST_TEST(hasher2(array2) |
| == HASH_NAMESPACE::hash_range(array2, array2 + length2)); |
| BOOST_TEST(hasher3(array3) |
| == HASH_NAMESPACE::hash_range(array3, array3 + length3)); |
| } |
| |
| void two_dimensional_array_test() |
| { |
| int array[3][2] = {{-5, 6}, {7, -3}, {26, 1}}; |
| HASH_NAMESPACE::hash<int[3][2]> hasher; |
| |
| std::size_t seed1 = 0; |
| for(int i = 0; i < 3; ++i) |
| { |
| std::size_t seed2 = 0; |
| for(int j = 0; j < 2; ++j) |
| HASH_NAMESPACE::hash_combine(seed2, array[i][j]); |
| HASH_NAMESPACE::hash_combine(seed1, seed2); |
| } |
| |
| BOOST_TEST(hasher(array) == seed1); |
| BOOST_TEST(hasher(array) == HASH_NAMESPACE::hash_range(array, array + 3)); |
| } |
| |
| #endif // TEST_EXTENSIONS |
| |
| int main() |
| { |
| #ifdef TEST_EXTENSIONS |
| array_int_test(); |
| two_dimensional_array_test(); |
| #endif |
| return boost::report_errors(); |
| } |