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- //---------------------------------------------------------------------------//
- // Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@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://boostorg.github.com/compute for more information.
- //---------------------------------------------------------------------------//
- #define BOOST_TEST_MODULE TestMersenneTwisterEngine
- #include <boost/test/unit_test.hpp>
- #include <boost/compute/random/mersenne_twister_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::mt19937 rng(queue);
- boost::compute::vector<uint_> vector(10, context);
- rng.generate(vector.begin(), vector.end(), queue);
- CHECK_RANGE_EQUAL(
- uint_, 10, vector,
- (uint_(3499211612),
- uint_(581869302),
- uint_(3890346734),
- uint_(3586334585),
- uint_(545404204),
- uint_(4161255391),
- uint_(3922919429),
- uint_(949333985),
- uint_(2715962298),
- uint_(1323567403))
- );
- }
- BOOST_AUTO_TEST_CASE(discard_uint)
- {
- using boost::compute::uint_;
- boost::compute::mt19937 rng(queue);
- boost::compute::vector<uint_> vector(5, context);
- rng.discard(5, queue);
- rng.generate(vector.begin(), vector.end(), queue);
- CHECK_RANGE_EQUAL(
- uint_, 5, vector,
- (uint_(4161255391),
- uint_(3922919429),
- uint_(949333985),
- uint_(2715962298),
- uint_(1323567403))
- );
- }
- BOOST_AUTO_TEST_CASE(copy_ctor)
- {
- using boost::compute::uint_;
- boost::compute::mt19937 rng(queue);
- boost::compute::mt19937 rng_copy(rng);
- boost::compute::vector<uint_> vector(10, context);
- rng_copy.generate(vector.begin(), vector.end(), queue);
- CHECK_RANGE_EQUAL(
- uint_, 10, vector,
- (uint_(3499211612),
- uint_(581869302),
- uint_(3890346734),
- uint_(3586334585),
- uint_(545404204),
- uint_(4161255391),
- uint_(3922919429),
- uint_(949333985),
- uint_(2715962298),
- uint_(1323567403))
- );
- }
- BOOST_AUTO_TEST_CASE(assign_op)
- {
- using boost::compute::uint_;
- boost::compute::mt19937 rng(queue);
- boost::compute::mt19937 rng_copy(queue);
- boost::compute::vector<uint_> vector(10, context);
- rng_copy.discard(5, queue);
- rng_copy = rng;
- rng_copy.generate(vector.begin(), vector.end(), queue);
- CHECK_RANGE_EQUAL(
- uint_, 10, vector,
- (uint_(3499211612),
- uint_(581869302),
- uint_(3890346734),
- uint_(3586334585),
- uint_(545404204),
- uint_(4161255391),
- uint_(3922919429),
- uint_(949333985),
- uint_(2715962298),
- uint_(1323567403))
- );
- }
- BOOST_AUTO_TEST_SUITE_END()
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