Function use_future_3_test

test/use_future.cpp:249–335

}

void use_future_3_test()
{
  using boost::asio::use_future;
  using namespace archetypes;

  std::future<std::tuple<int, double, char>> f;

  f = async_op_3(use_future);
  try
  {
    int i;
    double d;
    char c;
    std::tie(i, d, c) = f.get();
    BOOST_ASIO_CHECK(i == 42);
    BOOST_ASIO_CHECK(d == 2.0);
    BOOST_ASIO_CHECK(c == 'a');
  }
  catch (...)
  {
    BOOST_ASIO_CHECK(false);
  }

  f = async_op_ec_3(true, use_future);
  try
  {
    int i;
    double d;
    char c;
    std::tie(i, d, c) = f.get();
    BOOST_ASIO_CHECK(i == 42);
    BOOST_ASIO_CHECK(d == 2.0);
    BOOST_ASIO_CHECK(c == 'a');
  }
  catch (...)
  {
    BOOST_ASIO_CHECK(false);
  }

  f = async_op_ec_3(false, use_future);
  try
  {
    std::tuple<int, double, char> t = f.get();
    BOOST_ASIO_CHECK(false);
    (void)t;
  }
  catch (boost::system::system_error& e)
  {
    BOOST_ASIO_CHECK(e.code() == boost::asio::error::operation_aborted);
  }
  catch (...)
  {
    BOOST_ASIO_CHECK(false);
  }

  f = async_op_ex_3(true, use_future);
  try
  {