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//---------------------------------------------------------------------------//
// Copyright (c) 2013-2014 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 TestExtents
#include <boost/test/unit_test.hpp>
#include <algorithm>
#include <vector>
#include <boost/compute/utility/dim.hpp>
#include <boost/compute/utility/extents.hpp>
#include "context_setup.hpp"
namespace compute = boost::compute;
#ifndef BOOST_COMPUTE_NO_HDR_INITIALIZER_LIST
BOOST_AUTO_TEST_CASE(initialize)
{
compute::extents<1> one(1);
BOOST_CHECK_EQUAL(one[0], size_t(1));
compute::extents<3> xyz = compute::dim(1, 2, 3);
BOOST_CHECK_EQUAL(xyz[0], size_t(1));
BOOST_CHECK_EQUAL(xyz[1], size_t(2));
BOOST_CHECK_EQUAL(xyz[2], size_t(3));
}
#endif
BOOST_AUTO_TEST_CASE(size)
{
BOOST_CHECK_EQUAL(compute::extents<1>().size(), size_t(1));
BOOST_CHECK_EQUAL(compute::extents<2>().size(), size_t(2));
BOOST_CHECK_EQUAL(compute::extents<3>().size(), size_t(3));
}
BOOST_AUTO_TEST_CASE(subscript_operator)
{
compute::extents<3> xyz;
BOOST_CHECK_EQUAL(xyz[0], size_t(0));
BOOST_CHECK_EQUAL(xyz[1], size_t(0));
BOOST_CHECK_EQUAL(xyz[2], size_t(0));
xyz[0] = size_t(10);
xyz[1] = size_t(20);
xyz[2] = size_t(30);
BOOST_CHECK_EQUAL(xyz[0], size_t(10));
BOOST_CHECK_EQUAL(xyz[1], size_t(20));
BOOST_CHECK_EQUAL(xyz[2], size_t(30));
}
#ifndef BOOST_COMPUTE_NO_HDR_INITIALIZER_LIST
BOOST_AUTO_TEST_CASE(data)
{
compute::extents<3> xyz = compute::dim(5, 6, 7);
BOOST_CHECK_EQUAL(xyz.data()[0], size_t(5));
BOOST_CHECK_EQUAL(xyz.data()[1], size_t(6));
BOOST_CHECK_EQUAL(xyz.data()[2], size_t(7));
}
BOOST_AUTO_TEST_CASE(linear)
{
compute::extents<2> uv = compute::dim(16, 16);
BOOST_CHECK_EQUAL(uv.linear(), size_t(256));
}
BOOST_AUTO_TEST_CASE(equality_operator)
{
BOOST_CHECK(compute::dim(10, 20) == compute::dim(10, 20));
BOOST_CHECK(compute::dim(20, 10) != compute::dim(10, 20));
}
BOOST_AUTO_TEST_CASE(empty_dim)
{
BOOST_CHECK(compute::dim<0>() == compute::dim());
BOOST_CHECK(compute::dim<1>() == compute::dim(0));
BOOST_CHECK(compute::dim<2>() == compute::dim(0, 0));
BOOST_CHECK(compute::dim<3>() == compute::dim(0, 0, 0));
}
BOOST_AUTO_TEST_CASE(copy_to_vector)
{
compute::extents<3> exts = compute::dim(4, 5, 6);
std::vector<size_t> vec(3);
std::copy(exts.begin(), exts.end(), vec.begin());
BOOST_CHECK_EQUAL(vec[0], size_t(4));
BOOST_CHECK_EQUAL(vec[1], size_t(5));
BOOST_CHECK_EQUAL(vec[2], size_t(6));
}
#endif
BOOST_AUTO_TEST_SUITE_END()
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