1
2 // Copyright 2005-2009 Daniel James.
3 // Distributed under the Boost Software License, Version 1.0. (See accompanying
4 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
5
6 #include "./config.hpp"
7
8 #if !defined(BOOST_HASH_TEST_EXTENSIONS)
9
main()10 int main() {}
11
12 #else
13
14 #ifdef BOOST_HASH_TEST_STD_INCLUDES
15 # include <functional>
16 #else
17 # include <boost/container_hash/hash.hpp>
18 #endif
19
20 #include <boost/core/lightweight_test.hpp>
21 #include <boost/limits.hpp>
22 #include <vector>
23
hash_range_tests()24 void hash_range_tests()
25 {
26 std::vector<int> empty, values1, values2, values3, values4, values5;
27 values1.push_back(0);
28 values2.push_back(10);
29 values3.push_back(10);
30 values3.push_back(20);
31 values4.push_back(15);
32 values4.push_back(75);
33 values5.push_back(10);
34 values5.push_back(20);
35 values5.push_back(15);
36 values5.push_back(75);
37 values5.push_back(10);
38 values5.push_back(20);
39
40 std::vector<int> x;
41
42 std::size_t x_seed = 0;
43 BOOST_TEST(x_seed == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
44
45 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(empty.begin(), empty.end())
46 == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
47 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(empty.begin(), empty.end())
48 != BOOST_HASH_TEST_NAMESPACE::hash_range(values1.begin(), values1.end()));
49
50 x.push_back(10);
51 BOOST_HASH_TEST_NAMESPACE::hash_combine(x_seed, 10);
52 BOOST_TEST(x_seed == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
53
54 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(empty.begin(), empty.end())
55 != BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
56 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(values2.begin(), values2.end())
57 == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
58
59 x.push_back(20);
60 BOOST_HASH_TEST_NAMESPACE::hash_combine(x_seed, 20);
61 BOOST_TEST(x_seed == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
62
63 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(empty.begin(), empty.end())
64 != BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
65 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(values2.begin(), values2.end())
66 != BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
67 BOOST_TEST(BOOST_HASH_TEST_NAMESPACE::hash_range(values3.begin(), values3.end())
68 == BOOST_HASH_TEST_NAMESPACE::hash_range(x.begin(), x.end()));
69
70 std::size_t seed =
71 BOOST_HASH_TEST_NAMESPACE::hash_range(values3.begin(), values3.end());
72 BOOST_HASH_TEST_NAMESPACE::hash_range(seed, values4.begin(), values4.end());
73 BOOST_HASH_TEST_NAMESPACE::hash_range(seed, x.begin(), x.end());
74 BOOST_TEST(seed ==
75 BOOST_HASH_TEST_NAMESPACE::hash_range(values5.begin(), values5.end()));
76 }
77
main()78 int main()
79 {
80 hash_range_tests();
81
82 return boost::report_errors();
83 }
84
85 #endif // TEST_EXTESNIONS
86