ceph/src/boost/libs/compute/test/test_rotate.cpp

   1 //---------------------------------------------------------------------------//
   2 // Copyright (c) 2014 Roshan <thisisroshansmail@gmail.com>
   3 //
   4 // Distributed under the Boost Software License, Version 1.0
   5 // See accompanying file LICENSE_1_0.txt or copy at
   6 // http://www.boost.org/LICENSE_1_0.txt
   7 //
   8 // See http://boostorg.github.com/compute for more information.
   9 //---------------------------------------------------------------------------//
  10
  11 #define BOOST_TEST_MODULE TestRotate
  12 #include <boost/test/unit_test.hpp>
  13
  14 #include <boost/compute/command_queue.hpp>
  15 #include <boost/compute/algorithm/copy_n.hpp>
  16 #include <boost/compute/algorithm/rotate.hpp>
  17 #include <boost/compute/container/vector.hpp>
  18
  19 #include "check_macros.hpp"
  20 #include "context_setup.hpp"
  21
  22 BOOST_AUTO_TEST_CASE(rotate_trivial)
  23 {
  24     int data[] = {1, 4, 2, 6, 3, 2, 5, 3, 4, 6};
  25     boost::compute::vector<int> vector(10, context);
  26
  27     boost::compute::copy_n(data, 10, vector.begin(), queue);
  28
  29     boost::compute::rotate(vector.begin(), vector.begin(), vector.end(), queue);
  30     CHECK_RANGE_EQUAL(int, 10, vector, (1, 4, 2, 6, 3, 2, 5, 3, 4, 6));
  31
  32     boost::compute::rotate(vector.begin(), vector.end(), vector.end(), queue);
  33     CHECK_RANGE_EQUAL(int, 10, vector, (1, 4, 2, 6, 3, 2, 5, 3, 4, 6));
  34 }
  35
  36 BOOST_AUTO_TEST_CASE(rotate_1)
  37 {
  38     int data[] = {1, 4, 2, 6, 3, 2, 5, 3, 4, 6};
  39     boost::compute::vector<int> vector(10, context);
  40
  41     boost::compute::copy_n(data, 10, vector.begin(), queue);
  42
  43     boost::compute::rotate(vector.begin(), vector.begin()+1, vector.end(), queue);
  44     CHECK_RANGE_EQUAL(int, 10, vector, (4, 2, 6, 3, 2, 5, 3, 4, 6, 1));
  45 }
  46
  47 BOOST_AUTO_TEST_CASE(rotate_4)
  48 {
  49     int data[] = {1, 4, 2, 6, 3, 2, 5, 3, 4, 6};
  50     boost::compute::vector<int> vector(10, context);
  51
  52     boost::compute::copy_n(data, 10, vector.begin(), queue);
  53
  54     boost::compute::rotate(vector.begin(), vector.begin()+4, vector.end(), queue);
  55     CHECK_RANGE_EQUAL(int, 10, vector, (3, 2, 5, 3, 4, 6, 1, 4, 2, 6));
  56 }
  57
  58 BOOST_AUTO_TEST_CASE(rotate_9)
  59 {
  60     int data[] = {1, 4, 2, 6, 3, 2, 5, 3, 4, 6};
  61     boost::compute::vector<int> vector(10, context);
  62
  63     boost::compute::copy_n(data, 10, vector.begin(), queue);
  64
  65     boost::compute::rotate(vector.begin(), vector.begin()+9, vector.end(), queue);
  66     CHECK_RANGE_EQUAL(int, 10, vector, (6, 1, 4, 2, 6, 3, 2, 5, 3, 4));
  67 }
  68
  69 BOOST_AUTO_TEST_SUITE_END()