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25e7214e5c
This fixes a bug in the test for inplace_reduce() in which the vector was being filled with data from two different command queues leaving the data in an undefined state.
128 lines
5.0 KiB
C++
128 lines
5.0 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2013 Kyle Lutz <kyle.r.lutz@gmail.com>
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//
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// Distributed under the Boost Software License, Version 1.0
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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//
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// See http://kylelutz.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#define BOOST_TEST_MODULE TestInplaceReduce
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#include <boost/test/unit_test.hpp>
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#include <boost/compute/system.hpp>
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#include <boost/compute/functional.hpp>
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#include <boost/compute/algorithm/iota.hpp>
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#include <boost/compute/algorithm/detail/inplace_reduce.hpp>
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#include <boost/compute/container/vector.hpp>
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BOOST_AUTO_TEST_CASE(sum_int)
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{
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boost::compute::device device = boost::compute::system::default_device();
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boost::compute::context context(device);
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boost::compute::command_queue queue(context, device);
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int data[] = { 1, 5, 3, 4, 9, 3, 5, 3 };
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boost::compute::vector<int> vector(data, data + 8, context);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(33));
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vector.assign(data, data + 8);
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vector.push_back(3);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(36));
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}
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BOOST_AUTO_TEST_CASE(multiply_int)
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{
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boost::compute::device device = boost::compute::system::default_device();
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boost::compute::context context(device);
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boost::compute::command_queue queue(context, device);
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int data[] = { 1, 5, 3, 4, 9, 3, 5, 3 };
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boost::compute::vector<int> vector(data, data + 8, context);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::multiplies<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(24300));
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vector.assign(data, data + 8);
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vector.push_back(3);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::multiplies<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(72900));
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}
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BOOST_AUTO_TEST_CASE(reduce_iota)
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{
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boost::compute::device device = boost::compute::system::default_device();
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boost::compute::context context(device);
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boost::compute::command_queue queue(context, device);
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// 1 value
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boost::compute::vector<int> vector(1, context);
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boost::compute::iota(vector.begin(), vector.end(), int(0), queue);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(0));
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// 1000 values
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vector.resize(1000);
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boost::compute::iota(vector.begin(), vector.end(), int(0), queue);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(499500));
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// 2499 values
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vector.resize(2499);
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boost::compute::iota(vector.begin(), vector.end(), int(0), queue);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(3121251));
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// 4096 values
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vector.resize(4096);
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boost::compute::iota(vector.begin(), vector.end(), int(0), queue);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(8386560));
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// 5000 values
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vector.resize(5000);
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boost::compute::iota(vector.begin(), vector.end(), int(0), queue);
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boost::compute::detail::inplace_reduce(vector.begin(),
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vector.end(),
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boost::compute::plus<int>(),
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queue);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), int(12497500));
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}
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