73 lines
1.5 KiB
C++
73 lines
1.5 KiB
C++
/*
|
|
Copyright (c) Marshall Clow 2017.
|
|
|
|
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)
|
|
|
|
For more information, see http://www.boost.org
|
|
*/
|
|
|
|
#include <vector>
|
|
#include <functional>
|
|
#include <numeric>
|
|
#include <algorithm>
|
|
|
|
#include <boost/config.hpp>
|
|
#include <boost/algorithm/cxx11/iota.hpp>
|
|
#include <boost/algorithm/cxx17/exclusive_scan.hpp>
|
|
|
|
#include "iterator_test.hpp"
|
|
|
|
#define BOOST_TEST_MAIN
|
|
#include <boost/test/unit_test.hpp>
|
|
|
|
namespace ba = boost::algorithm;
|
|
|
|
int triangle(int n) { return n*(n+1)/2; }
|
|
|
|
void basic_tests_init()
|
|
{
|
|
{
|
|
std::vector<int> v(10);
|
|
std::fill(v.begin(), v.end(), 3);
|
|
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 50);
|
|
for (size_t i = 0; i < v.size(); ++i)
|
|
BOOST_CHECK(v[i] == 50 + (int) i * 3);
|
|
}
|
|
|
|
{
|
|
std::vector<int> v(10);
|
|
ba::iota(v.begin(), v.end(), 0);
|
|
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 30);
|
|
for (size_t i = 0; i < v.size(); ++i)
|
|
BOOST_CHECK(v[i] == 30 + triangle(i-1));
|
|
}
|
|
|
|
{
|
|
std::vector<int> v(10);
|
|
ba::iota(v.begin(), v.end(), 1);
|
|
ba::exclusive_scan(v.begin(), v.end(), v.begin(), 40);
|
|
for (size_t i = 0; i < v.size(); ++i)
|
|
BOOST_CHECK(v[i] == 40 + triangle(i));
|
|
}
|
|
|
|
}
|
|
|
|
void test_exclusive_scan_init()
|
|
{
|
|
basic_tests_init();
|
|
}
|
|
|
|
void test_exclusive_scan_init_op()
|
|
{
|
|
BOOST_CHECK(true);
|
|
}
|
|
|
|
|
|
|
|
BOOST_AUTO_TEST_CASE( test_main )
|
|
{
|
|
test_exclusive_scan_init();
|
|
test_exclusive_scan_init_op();
|
|
}
|