95 lines
2.5 KiB
C++
95 lines
2.5 KiB
C++
//---------------------------------------------------------------------------//
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// Copyright (c) 2013-2014 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://boostorg.github.com/compute for more information.
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//---------------------------------------------------------------------------//
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#define BOOST_TEST_MODULE TestDiscardIterator
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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/algorithm/copy_if.hpp>
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#include <boost/compute/algorithm/fill.hpp>
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#include <boost/compute/lambda.hpp>
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#include <boost/compute/container/vector.hpp>
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#include <boost/compute/iterator/discard_iterator.hpp>
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#include "check_macros.hpp"
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#include "context_setup.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::discard_iterator::value_type, void
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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_discard_iterator(0),
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boost::compute::make_discard_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_discard_iterator(5),
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boost::compute::make_discard_iterator(10)
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),
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std::ptrdiff_t(5)
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);
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}
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BOOST_AUTO_TEST_CASE(discard_copy)
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{
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boost::compute::vector<int> vector(10, context);
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boost::compute::fill(vector.begin(), vector.end(), 42, queue);
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boost::compute::copy(
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vector.begin(), vector.end(),
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boost::compute::make_discard_iterator(),
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queue
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);
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}
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BOOST_AUTO_TEST_CASE(discard_copy_if)
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{
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int data[] = { 1, 2, 3, 4, 5, 6, 7, 8 };
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boost::compute::vector<int> vector(data, data + 8, queue);
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using boost::compute::lambda::_1;
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boost::compute::discard_iterator end = boost::compute::copy_if(
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vector.begin(), vector.end(),
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boost::compute::make_discard_iterator(),
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_1 > 4,
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queue
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);
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BOOST_CHECK(std::distance(boost::compute::discard_iterator(), end) == 4);
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}
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BOOST_AUTO_TEST_CASE(discard_fill)
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{
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boost::compute::fill(
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boost::compute::make_discard_iterator(0),
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boost::compute::make_discard_iterator(100),
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42,
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queue
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);
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}
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BOOST_AUTO_TEST_SUITE_END()
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