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

   1 //---------------------------------------------------------------------------//
   2 // Copyright (c) 2013-2015 Kyle Lutz <kyle.r.lutz@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 TestAsyncWaitGuard
  12 #include <boost/test/unit_test.hpp>
  13
  14 #include <boost/compute/async/future.hpp>
  15 #include <boost/compute/async/wait_guard.hpp>
  16 #include <boost/compute/algorithm/copy.hpp>
  17 #include <boost/compute/algorithm/fill.hpp>
  18 #include <boost/compute/container/vector.hpp>
  19
  20 #include "check_macros.hpp"
  21 #include "context_setup.hpp"
  22
  23 namespace compute = boost::compute;
  24
  25 static size_t wait_num = 0;
  26
  27 struct waitable_object
  28 {
  29     void wait()
  30     {
  31         wait_num++;
  32     }
  33 };
  34
  35 BOOST_AUTO_TEST_CASE(wait_guard_test)
  36 {
  37     waitable_object waitable;
  38
  39     BOOST_CHECK(wait_num == 0);
  40     {
  41         compute::wait_guard<waitable_object> waitable_object_guard(waitable);
  42     }
  43     BOOST_CHECK(wait_num == 1);
  44     {
  45         compute::wait_guard<waitable_object> waitable_object_guard1(waitable);
  46         compute::wait_guard<waitable_object> waitable_object_guard2(waitable);
  47     }
  48     BOOST_CHECK(wait_num == 3);
  49 }
  50
  51 BOOST_AUTO_TEST_SUITE_END()