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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) 2011 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 future<R>
- // const R& future::get();
- // R& future<R&>::get();
- // void future<void>::get();
- //#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/detail/lightweight_test.hpp>
- #if defined BOOST_THREAD_USES_CHRONO
- #ifdef BOOST_MSVC
- #pragma warning(disable: 4127) // conditional expression is constant
- #endif
- namespace boost
- {
- 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(boost::chrono::milliseconds(500));
- p.set_value(3);
- }
- void func2(boost::promise<int> p)
- {
- boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
- p.set_exception(boost::make_exception_ptr(3));
- }
- int j = 0;
- void func3(boost::promise<int&> p)
- {
- boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
- j = 5;
- p.set_value(j);
- }
- void func4(boost::promise<int&> p)
- {
- boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
- p.set_exception(boost::make_exception_ptr(3.5));
- }
- void func5(boost::promise<void> p)
- {
- boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
- p.set_value();
- }
- void func6(boost::promise<void> p)
- {
- boost::this_thread::sleep_for(boost::chrono::milliseconds(500));
- p.set_exception(boost::make_exception_ptr(4));
- }
- int main()
- {
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- typedef int T;
- {
- boost::promise<T> p;
- boost::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();
- #else
- p.set_value(3);
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST(f.get() == 3);
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_TEST(!f.valid());
- #endif
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- boost::promise<T> p;
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- boost::future<T> f = p.get_future();
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func2, boost::move(p)).detach();
- #else
- p.set_exception(boost::make_exception_ptr(3));
- #endif
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- try
- {
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(f.valid());
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(f.get() == 3);
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(false);
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- }
- catch (boost::wrap<int> const& i)
- {
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(i.value == 3);
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- }
- catch (...)
- {
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(false);
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- }
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- BOOST_TEST(!f.valid());
- #endif
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- }
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- typedef int& T;
- {
- boost::promise<T> p;
- boost::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();
- #else
- int j=5;
- p.set_value(j);
- #endif
- BOOST_TEST(f.valid());
- BOOST_TEST(f.get() == 5);
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_TEST(!f.valid());
- #endif
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- boost::promise<T> p;
- boost::future<T> f = p.get_future();
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func4, boost::move(p)).detach();
- #else
- p.set_exception(boost::make_exception_ptr(3.5));
- #endif
- try
- {
- BOOST_TEST(f.valid());
- BOOST_TEST(f.get() == 3);
- BOOST_TEST(false);
- }
- catch (boost::wrap<double> const& i)
- {
- BOOST_TEST(i.value == 3.5);
- }
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_TEST(!f.valid());
- #endif
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- boost::promise<T> p;
- boost::future<T> f = p.get_future();
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func4, boost::move(p)).detach();
- #else
- p.set_exception(boost::make_exception_ptr(3.5));
- #endif
- try
- {
- BOOST_TEST(f.valid());
- boost::exception_ptr ptr = f.get_exception_ptr();
- }
- catch (...)
- {
- BOOST_TEST(false);
- }
- BOOST_TEST(f.valid());
- }
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- typedef void T;
- {
- boost::promise<T> p;
- boost::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();
- #else
- p.set_value();
- #endif
- BOOST_TEST(f.valid());
- f.get();
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_TEST(!f.valid());
- #endif
- }
- BOOST_THREAD_LOG << BOOST_THREAD_END_LOG;
- {
- boost::promise<T> p;
- boost::future<T> f = p.get_future();
- #if defined BOOST_THREAD_PROVIDES_SIGNATURE_PACKAGED_TASK && defined(BOOST_THREAD_PROVIDES_VARIADIC_THREAD)
- boost::thread(func6, boost::move(p)).detach();
- #else
- p.set_exception(boost::make_exception_ptr(4));
- #endif
- try
- {
- BOOST_TEST(f.valid());
- f.get();
- BOOST_TEST(false);
- }
- catch (boost::wrap<int> const& i)
- {
- BOOST_TEST(i.value == 4);
- }
- catch (...)
- {
- BOOST_TEST(false);
- }
- #ifdef BOOST_THREAD_PROVIDES_FUTURE_INVALID_AFTER_GET
- BOOST_TEST(!f.valid());
- #endif
- }
- 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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