Function any_executor_nothrow_construction_test

test/execution/any_executor.cpp:433–763

}

void any_executor_nothrow_construction_test()
{
  typedef execution::any_executor<> ex_no_props_t;

  typedef execution::any_executor<
      execution::blocking_t
    > ex_one_prop_t;

  typedef execution::any_executor<
      execution::blocking_t,
      execution::occupancy_t
    > ex_two_props_t;

  thread_pool pool(1);
  boost::asio::nullptr_t null_ptr = boost::asio::nullptr_t();

  ex_two_props_t ex_two_props_1;

  BOOST_ASIO_CHECK(ex_two_props_1.target<void>() == 0);
  BOOST_ASIO_CHECK(ex_two_props_1 == null_ptr);

  ex_two_props_t ex_two_props_2(null_ptr);

  BOOST_ASIO_CHECK(ex_two_props_2.target<void>() == 0);
  BOOST_ASIO_CHECK(ex_two_props_2 == null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_2 == ex_two_props_1);

  ex_two_props_t ex_two_props_3(std::nothrow, pool.executor());

  BOOST_ASIO_CHECK(ex_two_props_3.target<void>() != 0);
  BOOST_ASIO_CHECK(ex_two_props_3 != null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_3 != ex_two_props_1);

  ex_two_props_t ex_two_props_4(std::nothrow, ex_two_props_1);

  BOOST_ASIO_CHECK(ex_two_props_4.target<void>() == 0);
  BOOST_ASIO_CHECK(ex_two_props_4 == null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_4 == ex_two_props_1);

  ex_two_props_t ex_two_props_5(std::nothrow, ex_two_props_3);

  BOOST_ASIO_CHECK(ex_two_props_5.target<void>() != 0);
  BOOST_ASIO_CHECK(ex_two_props_5 != null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_5 == ex_two_props_3);

  ex_two_props_t ex_two_props_6(std::nothrow, fat_executor(1));

  BOOST_ASIO_CHECK(ex_two_props_6.target<void>() != 0);
  BOOST_ASIO_CHECK(ex_two_props_6 != null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_6 != ex_two_props_1);

  ex_two_props_t ex_two_props_7(std::nothrow, fat_executor(1));

  BOOST_ASIO_CHECK(ex_two_props_7.target<void>() != 0);
  BOOST_ASIO_CHECK(ex_two_props_7 != null_ptr);
  BOOST_ASIO_CHECK(ex_two_props_7 != ex_two_props_1);
  BOOST_ASIO_CHECK(ex_two_props_7 == ex_two_props_6);