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- //////////////////////////////////////////////////////////////////////////////
- //
- // (C) Copyright Ion Gaztanaga 2015-2016.
- // 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)
- //
- // See http://www.boost.org/libs/move for documentation.
- //
- //////////////////////////////////////////////////////////////////////////////
- #include <cstdlib> //std::srand
- #include <iostream> //std::cout
- #include <boost/config.hpp>
- #include <boost/move/unique_ptr.hpp>
- #include <boost/container/vector.hpp>
- #include "order_type.hpp"
- #include "random_shuffle.hpp"
- #include <boost/move/algo/adaptive_sort.hpp>
- #include <boost/move/core.hpp>
- template<class T>
- bool test_random_shuffled(std::size_t const element_count, std::size_t const num_keys, std::size_t const num_iter)
- {
- boost::movelib::unique_ptr<T[]> elements(new T[element_count]);
- boost::movelib::unique_ptr<std::size_t[]> key_reps(new std::size_t[num_keys ? num_keys : element_count]);
- std::cout << "- - N: " << element_count << ", Keys: " << num_keys << ", It: " << num_iter << " \n";
- //Initialize keys
- for(std::size_t i=0; i < element_count; ++i){
- std::size_t key = num_keys ? (i % num_keys) : i;
- elements[i].key=key;
- }
- std::srand(0);
- for (std::size_t it = 0; it != num_iter; ++it)
- {
- ::random_shuffle(elements.get(), elements.get() + element_count);
- for(std::size_t i = 0; i < (num_keys ? num_keys : element_count); ++i){
- key_reps[i]=0;
- }
- for(std::size_t i = 0; i < element_count; ++i){
- elements[i].val = key_reps[elements[i].key]++;
- }
- boost::movelib::adaptive_sort(elements.get(), elements.get()+element_count, order_type_less());
- if (!is_order_type_ordered(elements.get(), element_count))
- {
- std::cout << "\n ERROR\n";
- throw int(0);
- }
- }
- return true;
- }
- void instantiate_smalldiff_iterators()
- {
- typedef randit<int, short> short_rand_it_t;
- boost::movelib::adaptive_sort(short_rand_it_t(), short_rand_it_t(), less_int());
- typedef randit<int, signed char> schar_rand_it_t;
- boost::movelib::adaptive_sort(schar_rand_it_t(), schar_rand_it_t(), less_int());
- }
- int main()
- {
- instantiate_smalldiff_iterators();
- const std::size_t NIter = 100;
- test_random_shuffled<order_move_type>(10001, 3, NIter);
- test_random_shuffled<order_move_type>(10001, 65, NIter);
- test_random_shuffled<order_move_type>(10001, 101, NIter);
- test_random_shuffled<order_move_type>(10001, 1023, NIter);
- test_random_shuffled<order_move_type>(10001, 4095, NIter);
- test_random_shuffled<order_move_type>(10001, 0, NIter);
- return 0;
- }
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