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| 2 | // Copyright 2005-2009 Daniel James. |
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| 3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
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| 4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
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| 5 | |
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| 6 | #include "./config.hpp" |
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| 7 | |
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| 8 | #ifdef BOOST_HASH_TEST_EXTENSIONS |
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| 9 | # ifdef BOOST_HASH_TEST_STD_INCLUDES |
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| 10 | # include <functional> |
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| 11 | # else |
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| 12 | # include <boost/container_hash/hash.hpp> |
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| 13 | # endif |
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| 14 | #endif |
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| 15 | |
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| 16 | #include <boost/core/lightweight_test.hpp> |
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| 17 | |
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| 18 | #ifdef BOOST_HASH_TEST_EXTENSIONS |
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| 19 | |
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| 20 | void array_int_test() |
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| 21 | { |
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| 22 | const int length1 = 25; |
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| 23 | int array1[25] = { |
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| 24 | 26, -43, 32, 65, 45, |
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| 25 | 12, 67, 32, 12, 23, |
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| 26 | 0, 0, 0, 0, 0, |
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| 27 | 8, -12, 23, 65, 45, |
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| 28 | -1, 93, -54, 987, 3 |
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| 29 | }; |
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| 30 | BOOST_HASH_TEST_NAMESPACE::hash<int[25]> hasher1; |
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| 31 | |
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| 32 | const int length2 = 1; |
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| 33 | int array2[1] = {3}; |
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| 34 | BOOST_HASH_TEST_NAMESPACE::hash<int[1]> hasher2; |
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| 35 | |
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| 36 | const int length3 = 2; |
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| 37 | int array3[2] = {2, 3}; |
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| 38 | BOOST_HASH_TEST_NAMESPACE::hash<int[2]> hasher3; |
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| 39 | |
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| 40 | BOOST_TEST(hasher1(array1) |
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| 41 | == BOOST_HASH_TEST_NAMESPACE::hash_range(array1, array1 + length1)); |
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| 42 | BOOST_TEST(hasher2(array2) |
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| 43 | == BOOST_HASH_TEST_NAMESPACE::hash_range(array2, array2 + length2)); |
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| 44 | BOOST_TEST(hasher3(array3) |
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| 45 | == BOOST_HASH_TEST_NAMESPACE::hash_range(array3, array3 + length3)); |
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| 46 | } |
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| 47 | |
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| 48 | void two_dimensional_array_test() |
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| 49 | { |
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| 50 | int array[3][2] = {{-5, 6}, {7, -3}, {26, 1}}; |
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| 51 | BOOST_HASH_TEST_NAMESPACE::hash<int[3][2]> hasher; |
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| 52 | |
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| 53 | std::size_t seed1 = 0; |
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| 54 | for(int i = 0; i < 3; ++i) |
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| 55 | { |
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| 56 | std::size_t seed2 = 0; |
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| 57 | for(int j = 0; j < 2; ++j) |
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| 58 | BOOST_HASH_TEST_NAMESPACE::hash_combine(seed&: seed2, v: array[i][j]); |
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| 59 | BOOST_HASH_TEST_NAMESPACE::hash_combine(seed&: seed1, v: seed2); |
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| 60 | } |
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| 61 | |
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| 62 | BOOST_TEST(hasher(array) == seed1); |
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| 63 | BOOST_TEST(hasher(array) == BOOST_HASH_TEST_NAMESPACE::hash_range(array, array + 3)); |
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| 64 | } |
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| 65 | |
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| 66 | #endif // BOOST_HASH_TEST_EXTENSIONS |
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| 67 | |
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| 68 | int main() |
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| 69 | { |
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| 70 | #ifdef BOOST_HASH_TEST_EXTENSIONS |
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| 71 | array_int_test(); |
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| 72 | two_dimensional_array_test(); |
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| 73 | #endif |
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| 74 | return boost::report_errors(); |
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| 75 | } |
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| 76 | |
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