{

typedef boost::asio::io_context io_context_type;

typedef test_stream lowest_layer_type;

typedef io_context_type::executor_type executor_type;

test_stream(boost::asio::io_context& io_context)

: io_context_(io_context)

{

}

io_context_type& io_context()

{

return io_context_;

}

lowest_layer_type& lowest_layer()

{

return *this;

}

template <typename Const_Buffers>

size_t write(const Const_Buffers&)

{

return 0;

}

template <typename Const_Buffers>

size_t write(const Const_Buffers&, boost::system::error_code& ec)

{

ec = boost::system::error_code();

return 0;

}

template <typename Const_Buffers, typename Handler>

void async_write(const Const_Buffers&, Handler handler)

{

boost::system::error_code error;

boost::asio::post(io_context_,

boost::asio::detail::bind_handler(handler, error, 0));

}

template <typename Mutable_Buffers>

size_t read(const Mutable_Buffers&)

{

return 0;

}

template <typename Mutable_Buffers>

size_t read(const Mutable_Buffers&, boost::system::error_code& ec)

{

ec = boost::system::error_code();

return 0;

}

template <typename Mutable_Buffers, typename Handler>

void async_read(const Mutable_Buffers&, Handler handler)

{

boost::system::error_code error;

boost::asio::post(io_context_,

boost::asio::detail::bind_handler(handler, error, 0));

}

io_context_type& io_context_;

{

BOOST_ASIO_CHECK(!boost::asio::is_write_buffered<

boost::asio::ip::tcp::socket>::value);

BOOST_ASIO_CHECK(!boost::asio::is_write_buffered<

boost::asio::buffered_read_stream<

boost::asio::ip::tcp::socket> >::value);

BOOST_ASIO_CHECK(!!boost::asio::is_write_buffered<

boost::asio::buffered_write_stream<

boost::asio::ip::tcp::socket> >::value);

BOOST_ASIO_CHECK(!!boost::asio::is_write_buffered<

boost::asio::buffered_stream<boost::asio::ip::tcp::socket> >::value);

BOOST_ASIO_CHECK(!boost::asio::is_write_buffered<test_stream>::value);

BOOST_ASIO_CHECK(!boost::asio::is_write_buffered<

boost::asio::buffered_read_stream<test_stream> >::value);

BOOST_ASIO_CHECK(!!boost::asio::is_write_buffered<

boost::asio::buffered_write_stream<test_stream> >::value);

BOOST_ASIO_CHECK(!!boost::asio::is_write_buffered<

boost::asio::buffered_stream<test_stream> >::value);