// // executor.cpp // ~~~~~~~~~~~~ // // Copyright (c) 2003-2024 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 "asio/execution/executor.hpp" #include "../unit_test.hpp" struct not_an_executor { }; struct executor { executor() { } executor(const executor&) noexcept { } executor(executor&&) noexcept { } template void execute(F&& f) const noexcept { (void)f; } bool operator==(const executor&) const noexcept { return true; } bool operator!=(const executor&) const noexcept { return false; } }; namespace asio { namespace traits { #if !defined(ASIO_HAS_DEDUCED_EXECUTE_MEMBER_TRAIT) template struct execute_member { static constexpr bool is_valid = true; static constexpr bool is_noexcept = true; typedef void result_type; }; #endif // !defined(ASIO_HAS_DEDUCED_SET_ERROR_MEMBER_TRAIT) #if !defined(ASIO_HAS_DEDUCED_EQUALITY_COMPARABLE_TRAIT) template <> struct equality_comparable { static constexpr bool is_valid = true; static constexpr bool is_noexcept = true; }; #endif // !defined(ASIO_HAS_DEDUCED_EQUALITY_COMPARABLE_TRAIT) } // namespace traits } // namespace asio void is_executor_test() { ASIO_CHECK(( !asio::execution::is_executor< void >::value)); ASIO_CHECK(( !asio::execution::is_executor< not_an_executor >::value)); ASIO_CHECK(( asio::execution::is_executor< executor >::value)); } ASIO_TEST_SUITE ( "executor", ASIO_TEST_CASE(is_executor_test) )