| //===----------------------------------------------------------------------===// |
| // |
| // 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) 2014 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> |
| |
| // template< typename InputIterator> |
| // future<vector<typename InputIterator::value_type> > |
| // when_any(InputIterator first, InputIterator last) |
| |
| #include <boost/config.hpp> |
| |
| #if ! defined BOOST_NO_CXX11_DECLTYPE |
| #define BOOST_RESULT_OF_USE_DECLTYPE |
| #endif |
| |
| |
| #define BOOST_THREAD_VERSION 4 |
| |
| #include <boost/thread/future.hpp> |
| #include <boost/detail/lightweight_test.hpp> |
| #include <stdexcept> |
| |
| int p1() |
| { |
| return 123; |
| } |
| |
| int thr() |
| { |
| throw std::logic_error("123"); |
| } |
| int p2() |
| { |
| boost::this_thread::sleep_for(boost::chrono::milliseconds(200)); |
| return 321; |
| } |
| |
| int main() |
| { |
| #if defined BOOST_THREAD_PROVIDES_FUTURE_WHEN_ALL_WHEN_ANY |
| if (0) // todo not yet implemented |
| { // invalid future copy-constructible |
| boost::csbl::vector<boost::future<int> > v; |
| boost::future<int> f1; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::make_ready_future(321)); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res.size() == 2); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| // has exception |
| //BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // is_ready future copy-constructible |
| boost::future<int> f1 = boost::make_ready_future(123); |
| boost::future<int> f2 = boost::make_ready_future(321); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[0].is_ready()); |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(v[1].is_ready()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| if (0) // todo FAILS not yet implemented |
| BOOST_TEST(all.is_ready()); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // is_ready shared_future copy-constructible |
| boost::shared_future<int> f1 = boost::make_ready_future(123).share(); |
| boost::shared_future<int> f2 = boost::make_ready_future(321).share(); |
| boost::csbl::vector<boost::shared_future<int> > v; |
| v.push_back(f1); |
| v.push_back(f2); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[0].is_ready()); |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(v[1].is_ready()); |
| boost::future<boost::csbl::vector<boost::shared_future<int> > > all = boost::when_any(v.begin(), v.end()); |
| if (0) // fixme |
| BOOST_TEST(v[0].valid()); |
| if (0) // fixme |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(all.valid()); |
| if (0) // todo FAILS not yet implemented |
| BOOST_TEST(all.is_ready()); |
| boost::csbl::vector<boost::shared_future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // packaged_task future copy-constructible |
| boost::packaged_task<int()> pt1(&p1); |
| boost::future<int> f1 = pt1.get_future(); |
| BOOST_TEST(f1.valid()); |
| boost::packaged_task<int()> pt2(&p2); |
| boost::future<int> f2 = pt2.get_future(); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| pt1(); |
| pt2(); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // packaged_task future copy-constructible |
| boost::packaged_task<int()> pt1(&thr); |
| boost::future<int> f1 = pt1.get_future(); |
| BOOST_TEST(f1.valid()); |
| boost::packaged_task<int()> pt2(&p2); |
| boost::future<int> f2 = pt2.get_future(); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| pt1(); |
| pt2(); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| try { |
| res[0].get(); |
| BOOST_TEST(false); |
| } catch (std::logic_error& ex) { |
| BOOST_TEST(ex.what() == std::string("123")); |
| } catch (...) { |
| BOOST_TEST(false); |
| } |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // packaged_task shared_future copy-constructible |
| boost::packaged_task<int()> pt1(&p1); |
| boost::shared_future<int> f1 = pt1.get_future().share(); |
| BOOST_TEST(f1.valid()); |
| boost::packaged_task<int()> pt2(&p2); |
| boost::shared_future<int> f2 = pt2.get_future().share(); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::shared_future<int> > v; |
| v.push_back(f1); |
| v.push_back(f2); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::shared_future<int> > > all = boost::when_any(v.begin(), v.end()); |
| if (0) // fixme |
| BOOST_TEST(v[0].valid()); |
| if (0) // fixme |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(all.valid()); |
| BOOST_TEST(! all.is_ready()); |
| pt1(); |
| BOOST_TEST(! all.is_ready()); |
| pt2(); |
| boost::this_thread::sleep_for(boost::chrono::milliseconds(300)); |
| BOOST_TEST(all.is_ready()); |
| boost::csbl::vector<boost::shared_future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // async future copy-constructible |
| boost::future<int> f1 = boost::async(boost::launch::async, &p1); |
| BOOST_TEST(f1.valid()); |
| boost::future<int> f2 = boost::async(boost::launch::async, &p2); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(! res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // async shared_future copy-constructible |
| boost::shared_future<int> f1 = boost::async(boost::launch::async, &p1).share(); |
| BOOST_TEST(f1.valid()); |
| boost::shared_future<int> f2 = boost::async(boost::launch::async, &p2).share(); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::shared_future<int> > v; |
| v.push_back(f1); |
| v.push_back(f2); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::shared_future<int> > > all = boost::when_any(v.begin(), v.end()); |
| if (0) // fixme |
| BOOST_TEST(v[0].valid()); |
| if (0) // fixme |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::shared_future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(! res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| { // async future copy-constructible |
| boost::future<int> f1 = boost::async(boost::launch::async, &p1); |
| BOOST_TEST(f1.valid()); |
| boost::future<int> f2 = boost::make_ready_future(321); |
| BOOST_TEST(f2.valid()); |
| BOOST_TEST(f2.is_ready()); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| if (0) // fixme |
| BOOST_TEST(! res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| #if ! defined BOOST_NO_CXX11_DECLTYPE_N3276 |
| // fixme darwin-4.8.0_11 terminate called without an active exception |
| { // deferred future copy-constructible |
| boost::future<int> f1 = boost::async(boost::launch::deferred, &p1); |
| boost::future<int> f2 = boost::async(boost::launch::deferred, &p2); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(! res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| // fixme darwin-4.8.0_11 terminate called without an active exception |
| { // deferred shared_future copy-constructible |
| boost::shared_future<int> f1 = boost::async(boost::launch::deferred, &p1).share(); |
| boost::shared_future<int> f2 = boost::async(boost::launch::deferred, &p2).share(); |
| boost::csbl::vector<boost::shared_future<int> > v; |
| v.push_back(f1); |
| v.push_back(f2); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::shared_future<int> > > all = boost::when_any(v.begin(), v.end()); |
| if (0) // fixme |
| BOOST_TEST(v[0].valid()); |
| if (0) // fixme |
| BOOST_TEST(v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::csbl::vector<boost::shared_future<int> > res = all.get(); |
| BOOST_TEST(res[0].valid()); |
| BOOST_TEST(res[0].is_ready()); |
| BOOST_TEST(res[0].get() == 123); |
| BOOST_TEST(res[1].valid()); |
| BOOST_TEST(! res[1].is_ready()); |
| BOOST_TEST(res[1].get() == 321); |
| } |
| #endif |
| #if ! defined BOOST_NO_CXX11_LAMBDAS |
| { // async futures copy-constructible then() |
| boost::future<int> f1 = boost::async(boost::launch::async, &p1); |
| BOOST_TEST(f1.valid()); |
| boost::future<int> f2 = boost::async(boost::launch::async, &p2); |
| BOOST_TEST(f2.valid()); |
| boost::csbl::vector<boost::future<int> > v; |
| v.push_back(boost::move(f1)); |
| v.push_back(boost::move(f2)); |
| BOOST_TEST(v[0].valid()); |
| BOOST_TEST(v[1].valid()); |
| boost::future<boost::csbl::vector<boost::future<int> > > all = boost::when_any(v.begin(), v.end()); |
| BOOST_TEST(! v[0].valid()); |
| BOOST_TEST(! v[1].valid()); |
| BOOST_TEST(all.valid()); |
| boost::future<int> sum = all.then([](boost::future<boost::csbl::vector<boost::future<int> > > f) |
| { |
| boost::csbl::vector<boost::future<int> > v = f.get(); |
| return v[0].get() + v[1].get(); |
| }); |
| BOOST_TEST(sum.valid()); |
| BOOST_TEST(sum.get() == 444); |
| } |
| #endif |
| #endif |
| |
| return boost::report_errors(); |
| } |
| |