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91 lines
2.6 KiB
C++
91 lines
2.6 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 TestCountingIterator
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#include <boost/test/unit_test.hpp>
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#include <iterator>
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#include <boost/type_traits.hpp>
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#include <boost/static_assert.hpp>
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#include <boost/compute/algorithm/copy.hpp>
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#include <boost/compute/container/vector.hpp>
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#include <boost/compute/iterator/counting_iterator.hpp>
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BOOST_AUTO_TEST_CASE(value_type)
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{
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BOOST_STATIC_ASSERT((
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boost::is_same<
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boost::compute::counting_iterator<int>::value_type,
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int
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>::value
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));
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BOOST_STATIC_ASSERT((
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boost::is_same<
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boost::compute::counting_iterator<float>::value_type,
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float
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>::value
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));
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}
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BOOST_AUTO_TEST_CASE(distance)
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{
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BOOST_CHECK_EQUAL(
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std::distance(
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boost::compute::make_counting_iterator(0),
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boost::compute::make_counting_iterator(10)
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),
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std::ptrdiff_t(10)
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);
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BOOST_CHECK_EQUAL(
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std::distance(
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boost::compute::make_counting_iterator(5),
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boost::compute::make_counting_iterator(10)
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),
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std::ptrdiff_t(5)
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);
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BOOST_CHECK_EQUAL(
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std::distance(
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boost::compute::make_counting_iterator(-5),
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boost::compute::make_counting_iterator(5)
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),
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std::ptrdiff_t(10)
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);
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}
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BOOST_AUTO_TEST_CASE(copy)
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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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boost::compute::vector<int> vector(10, context);
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boost::compute::copy(
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boost::compute::make_counting_iterator(1),
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boost::compute::make_counting_iterator(11),
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vector.begin(),
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queue
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);
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queue.finish();
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BOOST_CHECK_EQUAL(int(vector[0]), 1);
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BOOST_CHECK_EQUAL(int(vector[1]), 2);
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BOOST_CHECK_EQUAL(int(vector[2]), 3);
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BOOST_CHECK_EQUAL(int(vector[3]), 4);
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BOOST_CHECK_EQUAL(int(vector[4]), 5);
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BOOST_CHECK_EQUAL(int(vector[5]), 6);
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BOOST_CHECK_EQUAL(int(vector[6]), 7);
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BOOST_CHECK_EQUAL(int(vector[7]), 8);
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BOOST_CHECK_EQUAL(int(vector[8]), 9);
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BOOST_CHECK_EQUAL(int(vector[9]), 10);
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}
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