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https://github.com/boostorg/asio.git
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135 lines
3.6 KiB
C++
135 lines
3.6 KiB
C++
//
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// as_tuple.cpp
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// ~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2023 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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// Disable autolinking for unit tests.
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#if !defined(BOOST_ALL_NO_LIB)
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#define BOOST_ALL_NO_LIB 1
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#endif // !defined(BOOST_ALL_NO_LIB)
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// Test that header file is self-contained.
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#include <boost/asio/as_tuple.hpp>
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#include <boost/asio/bind_executor.hpp>
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#include <boost/asio/deferred.hpp>
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#include <boost/asio/io_context.hpp>
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#include <boost/asio/post.hpp>
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#include <boost/asio/system_timer.hpp>
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#include <boost/asio/use_future.hpp>
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#include "unit_test.hpp"
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void as_tuple_test()
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{
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#if defined(BOOST_ASIO_HAS_STD_TUPLE) \
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&& defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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boost::asio::io_context io1;
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boost::asio::io_context io2;
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boost::asio::system_timer timer1(io1);
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int count = 0;
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timer1.expires_after(boost::asio::chrono::seconds(0));
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timer1.async_wait(
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boost::asio::as_tuple(
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boost::asio::bind_executor(io2.get_executor(),
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[&count](std::tuple<boost::system::error_code>)
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{
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++count;
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})));
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BOOST_ASIO_CHECK(count == 0);
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io1.run();
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BOOST_ASIO_CHECK(count == 0);
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io2.run();
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BOOST_ASIO_CHECK(count == 1);
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# if defined(BOOST_ASIO_HAS_DECLTYPE)
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timer1.async_wait(
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boost::asio::as_tuple(
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boost::asio::bind_executor(io2.get_executor(),
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boost::asio::deferred)))(
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[&count](std::tuple<boost::system::error_code>)
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{
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++count;
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});
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BOOST_ASIO_CHECK(count == 1);
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io1.restart();
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io1.run();
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BOOST_ASIO_CHECK(count == 1);
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io2.restart();
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io2.run();
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BOOST_ASIO_CHECK(count == 2);
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# endif // defined(BOOST_ASIO_HAS_DECLTYPE)
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# if defined(BOOST_ASIO_HAS_STD_FUTURE_CLASS)
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std::future<std::tuple<boost::system::error_code> > f = timer1.async_wait(
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boost::asio::as_tuple(
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boost::asio::bind_executor(io2.get_executor(),
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boost::asio::use_future)));
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BOOST_ASIO_CHECK(f.wait_for(std::chrono::seconds(0))
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== std::future_status::timeout);
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io1.restart();
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io1.run();
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BOOST_ASIO_CHECK(f.wait_for(std::chrono::seconds(0))
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== std::future_status::timeout);
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io2.restart();
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io2.run();
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BOOST_ASIO_CHECK(f.wait_for(std::chrono::seconds(0))
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== std::future_status::ready);
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# endif // defined(BOOST_ASIO_HAS_STD_FUTURE_CLASS)
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#endif // defined(BOOST_ASIO_HAS_STD_TUPLE)
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// && defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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}
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void as_tuple_constness_test()
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{
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#if defined(BOOST_ASIO_HAS_STD_TUPLE) \
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&& defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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# if defined(BOOST_ASIO_HAS_STD_FUTURE_CLASS)
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boost::asio::io_context io1;
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boost::asio::system_timer timer1(io1);
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auto tok1 = boost::asio::as_tuple(boost::asio::use_future);
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(void)timer1.async_wait(tok1);
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(void)timer1.async_wait(std::move(tok1));
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const auto tok2 = boost::asio::as_tuple(boost::asio::use_future);
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(void)timer1.async_wait(tok2);
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(void)timer1.async_wait(std::move(tok2));
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# if defined(BOOST_ASIO_HAS_CONSTEXPR)
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constexpr auto tok3 = boost::asio::as_tuple(boost::asio::use_future);
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(void)timer1.async_wait(tok3);
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(void)timer1.async_wait(std::move(tok3));
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# endif // defined(BOOST_ASIO_HAS_CONSTEXPR)
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# endif // defined(BOOST_ASIO_HAS_STD_FUTURE_CLASS)
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#endif // defined(BOOST_ASIO_HAS_STD_TUPLE)
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// && defined(BOOST_ASIO_HAS_VARIADIC_TEMPLATES)
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}
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BOOST_ASIO_TEST_SUITE
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(
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"as_tuple",
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BOOST_ASIO_TEST_CASE(as_tuple_test)
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BOOST_ASIO_COMPILE_TEST_CASE(as_tuple_constness_test)
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)
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