Function compose_1_completion_arg_test

test/composed.cpp:180–222

};

void compose_1_completion_arg_test()
{
  namespace bindns = std;
  using bindns::placeholders::_1;

  boost::asio::io_context ioc;
  int count = 0;
  int result = 0;

  async_1_completion_arg(ioc,
      bindns::bind(&compose_1_arg_handler, &count, &result, _1));

  // No handlers can be called until run() is called.
  BOOST_ASIO_CHECK(!ioc.stopped());
  BOOST_ASIO_CHECK(count == 0);
  BOOST_ASIO_CHECK(result == 0);

  ioc.run();

  // The run() call will not return until all work has finished.
  BOOST_ASIO_CHECK(ioc.stopped());
  BOOST_ASIO_CHECK(count == 1);
  BOOST_ASIO_CHECK(result == 42);

  ioc.restart();
  count = 0;
  result = 0;

  compose_1_arg_lvalue_handler lvalue_handler = { &count, &result };
  async_1_completion_arg(ioc, lvalue_handler);

  // No handlers can be called until run() is called.
  BOOST_ASIO_CHECK(!ioc.stopped());
  BOOST_ASIO_CHECK(count == 0);
  BOOST_ASIO_CHECK(result == 0);

  ioc.run();

  // The run() call will not return until all work has finished.
  BOOST_ASIO_CHECK(ioc.stopped());
  BOOST_ASIO_CHECK(count == 1);
  BOOST_ASIO_CHECK(result == 42);
}

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