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- //===----------------------------------------------------------------------===//
- //
- // The LLVM Compiler Infrastructure
- //
- // This file is dual licensed under the MIT and the University of Illinois Open
- // Source Licenses. See LICENSE.TXT for details.
- //
- //===----------------------------------------------------------------------===//
- // Copyright (C) 2013 Vicente J. Botet Escriba
- //
- // 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)
- // <boost/thread/future.hpp>
- // class shared_future<R>
- // template <class Rep, class Period>
- // future_status
- // wait_until(const chrono::time_point<Clock, Duration>& abs_time) const;
- //#define BOOST_THREAD_VERSION 3
- #define BOOST_THREAD_VERSION 4
- //#define BOOST_THREAD_USES_LOG
- #define BOOST_THREAD_USES_LOG_THREAD_ID
- #include <boost/thread/detail/log.hpp>
- #include <boost/thread/future.hpp>
- #include <boost/thread/thread.hpp>
- #include <boost/chrono/chrono_io.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include "../../../timming.hpp"
- #if defined BOOST_THREAD_USES_CHRONO
- #ifdef BOOST_MSVC
- #pragma warning(disable: 4127) // conditional expression is constant
- #endif
- typedef boost::chrono::milliseconds ms;
- typedef boost::chrono::nanoseconds ns;
- namespace boost
- {
- template <typename OStream>
- OStream& operator<<(OStream& os , boost::future_status st )
- {
- os << underlying_cast<int>(st) << " ";
- return os;
- }
- template <typename T>
- struct wrap
- {
- wrap(T const& v) :
- value(v)
- {
- }
- T value;
- };
- template <typename T>
- exception_ptr make_exception_ptr(T v)
- {
- return copy_exception(wrap<T> (v));
- }
- }
- void func1(boost::promise<int> p)
- {
- boost::this_thread::sleep_for(ms(500));
- p.set_value(3);
- }
- int j = 0;
- void func3(boost::promise<int&> p)
- {
- boost::this_thread::sleep_for(ms(500));
- j = 5;
- p.set_value(j);
- }
- void func5(boost::promise<void> p)
- {
- boost::this_thread::sleep_for(ms(500));
- p.set_value();
- }
- const ms max_diff(BOOST_THREAD_TEST_TIME_MS);
- int main()
- {
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- typedef boost::chrono::high_resolution_clock Clock;
- {
- typedef int T;
- boost::promise<T> p;
- boost::shared_future<T> f((p.get_future()));
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func1, boost::move(p)).detach();
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(250)) , boost::future_status::timeout);
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- #else
- func1(boost::move(p));
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(750)) , boost::future_status::ready);
- BOOST_TEST(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- BOOST_TEST(f.valid());
- ns d = t1 - t0;
- BOOST_THREAD_TEST_IT(d, ns(max_diff));
- }
- {
- typedef int& T;
- boost::promise<T> p;
- boost::shared_future<T> f((p.get_future()));
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func3, boost::move(p)).detach();
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(250)) , boost::future_status::timeout);
- BOOST_TEST(f.valid());
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- #else
- func3(boost::move(p));
- #endif
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(750)) , boost::future_status::ready);
- BOOST_TEST(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- BOOST_TEST(f.valid());
- ns d = t1 - t0;
- BOOST_THREAD_TEST_IT(d, ns(max_diff));
- }
- {
- typedef void T;
- boost::promise<T> p;
- boost::shared_future<T> f((p.get_future()));
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func5, boost::move(p)).detach();
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(250)) , boost::future_status::timeout);
- BOOST_TEST(f.valid());
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- #else
- func5(boost::move(p));
- #endif
- BOOST_TEST_EQ(f.wait_until(Clock::now() + ms(750)) , boost::future_status::ready);
- BOOST_TEST(f.valid());
- Clock::time_point t0 = Clock::now();
- f.wait();
- Clock::time_point t1 = Clock::now();
- BOOST_TEST(f.valid());
- ns d = t1 - t0;
- BOOST_THREAD_TEST_IT(d, ns(max_diff));
- }
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- return boost::report_errors();
- }
- #else
- #error "Test not applicable: BOOST_THREAD_USES_CHRONO not defined for this platform as not supported"
- #endif
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