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arangodb/3rdParty/boost/1.62.0/libs/compute/test/test_threefry_engine.cpp

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1.7 KiB
C++

//---------------------------------------------------------------------------//
// Copyright (c) 2013 Muhammad Junaid Muzammil <mjunaidmuzammil@gmail.com>
//
// 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://kylelutz.github.com/compute for more information.
//---------------------------------------------------------------------------//
#define BOOST_TEST_MODULE TestThreefry
#include <boost/test/unit_test.hpp>
#include <boost/compute/random/threefry_engine.hpp>
#include <boost/compute/container/vector.hpp>
#include "check_macros.hpp"
#include "context_setup.hpp"
BOOST_AUTO_TEST_CASE(generate_uint)
{
using boost::compute::uint_;
boost::compute::threefry_engine<> rng(queue);
boost::compute::vector<uint_> vector_ctr(20, context);
uint32_t ctr[20];
for(int i = 0; i < 10; i++) {
ctr[i*2] = i;
ctr[i*2+1] = 0;
}
boost::compute::copy(ctr, ctr+20, vector_ctr.begin(), queue);
rng.generate(vector_ctr.begin(), vector_ctr.end(), queue);
CHECK_RANGE_EQUAL(
uint_, 20, vector_ctr,
(uint_(0x6b200159),
uint_(0x99ba4efe),
uint_(0x508efb2c),
uint_(0xc0de3f32),
uint_(0x64a626ec),
uint_(0xfc15e573),
uint_(0xb8abc4d1),
uint_(0x537eb86),
uint_(0xac6dc2bb),
uint_(0xa7adb3c3),
uint_(0x5641e094),
uint_(0xe4ab4fd),
uint_(0xa53c1ce9),
uint_(0xabcf1dba),
uint_(0x2677a25a),
uint_(0x76cf5efc),
uint_(0x2d08247f),
uint_(0x815480f1),
uint_(0x2d1fa53a),
uint_(0xdfe8514c))
);
}
BOOST_AUTO_TEST_SUITE_END()