forked from boostorg/beast
Vinnie Falco
726118468b
fix #1012 This fixes a bug where asynchronous stream alogrithms do not work correctly with the legacy `io_service::strand` implementation.
100 lines
2.2 KiB
C++
100 lines
2.2 KiB
C++
//
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// Copyright (c) 2016-2017 Vinnie Falco (vinnie dot falco at gmail 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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// Official repository: https://github.com/boostorg/beast
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//
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// Test that header file is self-contained.
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#include <boost/beast/core/bind_handler.hpp>
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#include <boost/beast/core/detail/type_traits.hpp>
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#include <boost/beast/test/stream.hpp>
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#include <boost/beast/unit_test/suite.hpp>
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#include <boost/asio/io_service.hpp>
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#include <boost/asio/strand.hpp>
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#include <string>
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namespace boost {
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namespace beast {
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class bind_handler_test : public unit_test::suite
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{
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public:
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template<class... Args>
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struct handler
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{
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void
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operator()(Args const&...) const
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{
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}
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};
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#if 0
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// This function should fail to compile
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void
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failStdBind()
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{
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std::bind(bind_handler(handler<>{}));
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}
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#endif
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void
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callback(int v)
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{
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BEAST_EXPECT(v == 42);
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}
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void
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testPlaceholders()
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{
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namespace ph = std::placeholders;
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bind_handler(handler<>{})();
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bind_handler(handler<int>{}, 1)();
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bind_handler(handler<int, std::string>{}, 1, "hello")();
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bind_handler(handler<int>{}, ph::_1)(1);
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bind_handler(handler<int, std::string>{}, ph::_1, ph::_2)(1, "hello");
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}
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struct copyable_handler
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{
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template<class... Args>
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void
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operator()(Args&&...) const
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{
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}
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};
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void
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testAsioHandlerInvoke()
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{
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// make sure things compile, also can set a
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// breakpoint in asio_handler_invoke to make sure
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// it is instantiated.
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boost::asio::io_context ioc;
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boost::asio::io_service::strand s{ioc};
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test::stream ts{ioc};
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boost::asio::post(ioc.get_executor(),
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s.wrap(copyable_handler{}));
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}
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void
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run() override
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{
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auto f = bind_handler(std::bind(
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&bind_handler_test::callback, this,
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std::placeholders::_1), 42);
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f();
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testPlaceholders();
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testAsioHandlerInvoke();
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}
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};
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BEAST_DEFINE_TESTSUITE(beast,core,bind_handler);
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} // beast
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} // boost
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