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1 | ////////////////////////////////////////////////////////////////////////////// |
2 | // | |
3 | // (C) Copyright Ion Gaztanaga 2015-2016. | |
4 | // Distributed under the Boost Software License, Version 1.0. | |
5 | // (See accompanying file LICENSE_1_0.txt or copy at | |
6 | // http://www.boost.org/LICENSE_1_0.txt) | |
7 | // | |
8 | // See http://www.boost.org/libs/move for documentation. | |
9 | // | |
10 | ////////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #include <cstdlib> //std::srand | |
7c673cae FG |
13 | #include <iostream> //std::cout |
14 | ||
15 | #include <boost/config.hpp> | |
16 | ||
17 | #include <boost/move/unique_ptr.hpp> | |
18 | #include <boost/container/vector.hpp> | |
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19 | |
20 | #include "order_type.hpp" | |
b32b8144 | 21 | #include "random_shuffle.hpp" |
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22 | |
23 | #include <boost/move/algo/adaptive_sort.hpp> | |
24 | #include <boost/move/core.hpp> | |
20effc67 | 25 | #include <cstdlib> |
7c673cae FG |
26 | |
27 | template<class T> | |
28 | bool test_random_shuffled(std::size_t const element_count, std::size_t const num_keys, std::size_t const num_iter) | |
29 | { | |
30 | boost::movelib::unique_ptr<T[]> elements(new T[element_count]); | |
31 | boost::movelib::unique_ptr<std::size_t[]> key_reps(new std::size_t[num_keys ? num_keys : element_count]); | |
32 | std::cout << "- - N: " << element_count << ", Keys: " << num_keys << ", It: " << num_iter << " \n"; | |
33 | ||
34 | //Initialize keys | |
35 | for(std::size_t i=0; i < element_count; ++i){ | |
36 | std::size_t key = num_keys ? (i % num_keys) : i; | |
37 | elements[i].key=key; | |
38 | } | |
39 | ||
40 | std::srand(0); | |
41 | ||
92f5a8d4 | 42 | for (std::size_t it = 0; it != num_iter; ++it) |
7c673cae | 43 | { |
b32b8144 | 44 | ::random_shuffle(elements.get(), elements.get() + element_count); |
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45 | for(std::size_t i = 0; i < (num_keys ? num_keys : element_count); ++i){ |
46 | key_reps[i]=0; | |
47 | } | |
48 | for(std::size_t i = 0; i < element_count; ++i){ | |
49 | elements[i].val = key_reps[elements[i].key]++; | |
50 | } | |
51 | ||
b32b8144 | 52 | boost::movelib::adaptive_sort(elements.get(), elements.get()+element_count, order_type_less()); |
7c673cae | 53 | |
b32b8144 | 54 | if (!is_order_type_ordered(elements.get(), element_count)) |
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55 | { |
56 | std::cout << "\n ERROR\n"; | |
20effc67 | 57 | std::abort(); |
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58 | } |
59 | } | |
60 | return true; | |
61 | } | |
62 | ||
92f5a8d4 TL |
63 | void instantiate_smalldiff_iterators() |
64 | { | |
65 | typedef randit<int, short> short_rand_it_t; | |
66 | boost::movelib::adaptive_sort(short_rand_it_t(), short_rand_it_t(), less_int()); | |
67 | ||
68 | typedef randit<int, signed char> schar_rand_it_t; | |
69 | boost::movelib::adaptive_sort(schar_rand_it_t(), schar_rand_it_t(), less_int()); | |
70 | } | |
71 | ||
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72 | int main() |
73 | { | |
92f5a8d4 TL |
74 | instantiate_smalldiff_iterators(); |
75 | ||
7c673cae | 76 | const std::size_t NIter = 100; |
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77 | test_random_shuffled<order_move_type>(10001, 3, NIter); |
78 | test_random_shuffled<order_move_type>(10001, 65, NIter); | |
79 | test_random_shuffled<order_move_type>(10001, 101, NIter); | |
80 | test_random_shuffled<order_move_type>(10001, 1023, NIter); | |
81 | test_random_shuffled<order_move_type>(10001, 4095, NIter); | |
82 | test_random_shuffled<order_move_type>(10001, 0, NIter); | |
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83 | |
84 | return 0; | |
85 | } |