e6ccf0ce
 Hu Chunming
提交三方库
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//
// prepend.cpp
// ~~~~~~~~~~~
//
// Copyright (c) 2003-2022 Christopher M. Kohlhoff (chris at kohlhoff dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Disable autolinking for unit tests.
#if !defined(BOOST_ALL_NO_LIB)
#define BOOST_ALL_NO_LIB 1
#endif // !defined(BOOST_ALL_NO_LIB)
// Test that header file is self-contained.
#include <boost/asio/prepend.hpp>
#include <boost/asio/bind_executor.hpp>
#include <boost/asio/io_context.hpp>
#include <boost/asio/post.hpp>
#include <boost/asio/system_timer.hpp>
#include "unit_test.hpp"
void prepend_test()
{
#if defined(BOOST_ASIO_HAS_STD_TUPLE) \
&& defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
boost::asio::io_context io1;
boost::asio::io_context io2;
boost::asio::system_timer timer1(io1);
int count = 0;
timer1.expires_after(boost::asio::chrono::seconds(0));
timer1.async_wait(
boost::asio::prepend(
boost::asio::bind_executor(io2.get_executor(),
[&count](int a, int b, boost::system::error_code)
{
++count;
BOOST_ASIO_CHECK(a == 123);
BOOST_ASIO_CHECK(b == 321);
}), 123, 321));
BOOST_ASIO_CHECK(count == 0);
io1.run();
BOOST_ASIO_CHECK(count == 0);
io2.run();
BOOST_ASIO_CHECK(count == 1);
#endif // defined(BOOST_ASIO_HAS_STD_TUPLE)
// && defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
}
BOOST_ASIO_TEST_SUITE
(
"prepend",
BOOST_ASIO_TEST_CASE(prepend_test)
)
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