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1 | //===----------------------------------------------------------------------===// |
2 | // | |
3 | // The LLVM Compiler Infrastructure | |
4 | // | |
5 | // This file is dual licensed under the MIT and the University of Illinois Open | |
6 | // Source Licenses. See LICENSE.TXT for details. | |
7 | // | |
8 | //===----------------------------------------------------------------------===// | |
9 | ||
10 | // Copyright (C) 2014 Vicente J. Botet Escriba | |
11 | // | |
12 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
13 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
14 | ||
15 | // <boost/thread/future.hpp> | |
16 | ||
17 | // template <class T, class Ts> | |
18 | // future<tuple<T>> when_all(T&&); | |
19 | ||
20 | #include <boost/config.hpp> | |
21 | ||
22 | #if ! defined BOOST_NO_CXX11_DECLTYPE | |
23 | #define BOOST_RESULT_OF_USE_DECLTYPE | |
24 | #endif | |
25 | ||
26 | ||
27 | #define BOOST_THREAD_VERSION 4 | |
28 | ||
29 | #include <boost/thread/future.hpp> | |
30 | #include <boost/detail/lightweight_test.hpp> | |
31 | #include <stdexcept> | |
32 | ||
33 | int p1() | |
34 | { | |
35 | return 123; | |
36 | } | |
37 | ||
38 | int thr() | |
39 | { | |
40 | throw std::logic_error("123"); | |
41 | } | |
42 | ||
43 | int main() | |
44 | { | |
45 | #if defined BOOST_THREAD_PROVIDES_FUTURE_WHEN_ALL_WHEN_ANY | |
46 | if (0) // todo not yet implemented | |
47 | { // invalid future copy-constructible | |
48 | boost::future<int> f1; | |
49 | BOOST_TEST(! f1.valid()); | |
50 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
51 | BOOST_TEST(! f1.valid()); | |
52 | BOOST_TEST(all.valid()); | |
53 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
54 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
55 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
56 | // has exception | |
57 | //BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
58 | } | |
59 | { // is_ready future copy-constructible | |
60 | boost::future<int> f1 = boost::make_ready_future(123); | |
61 | BOOST_TEST(f1.valid()); | |
62 | BOOST_TEST(f1.is_ready()); | |
63 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
64 | BOOST_TEST(! f1.valid()); | |
65 | BOOST_TEST(all.valid()); | |
66 | if (0) // todo FAILS not yet implemented | |
67 | BOOST_TEST(all.is_ready()); | |
68 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
69 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
70 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
71 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
72 | } | |
73 | { // is_ready shared_future copy-constructible | |
74 | boost::shared_future<int> f1 = boost::make_ready_future(123).share(); | |
75 | BOOST_TEST(f1.valid()); | |
76 | BOOST_TEST(f1.is_ready()); | |
77 | boost::future<boost::csbl::tuple<boost::shared_future<int> > > all = boost::when_all(f1); | |
78 | BOOST_TEST(f1.valid()); | |
79 | BOOST_TEST(all.valid()); | |
80 | if (0) // todo FAILS not yet implemented | |
81 | BOOST_TEST(all.is_ready()); | |
82 | boost::csbl::tuple<boost::shared_future<int> > res = all.get(); | |
83 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
84 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
85 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
86 | } | |
87 | { // packaged_task future copy-constructible | |
88 | boost::packaged_task<int()> pt1(&p1); | |
89 | boost::future<int> f1 = pt1.get_future(); | |
90 | BOOST_TEST(f1.valid()); | |
91 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
92 | BOOST_TEST(! f1.valid()); | |
93 | BOOST_TEST(all.valid()); | |
94 | pt1(); | |
95 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
96 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
97 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
98 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
99 | } | |
100 | { // packaged_task shared_future copy-constructible | |
101 | boost::packaged_task<int()> pt1(&p1); | |
102 | boost::shared_future<int> f1 = pt1.get_future().share(); | |
103 | BOOST_TEST(f1.valid()); | |
104 | boost::future<boost::csbl::tuple<boost::shared_future<int> > > all = boost::when_all(f1); | |
105 | BOOST_TEST(f1.valid()); | |
106 | BOOST_TEST(all.valid()); | |
107 | pt1(); | |
108 | boost::csbl::tuple<boost::shared_future<int> > res = all.get(); | |
109 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
110 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
111 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
112 | } | |
113 | { // packaged_task future copy-constructible | |
114 | boost::packaged_task<int()> pt1(&thr); | |
115 | boost::future<int> f1 = pt1.get_future(); | |
116 | BOOST_TEST(f1.valid()); | |
117 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
118 | BOOST_TEST(! f1.valid()); | |
119 | BOOST_TEST(all.valid()); | |
120 | pt1(); | |
121 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
122 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
123 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
124 | try { | |
125 | boost::csbl::get<0>(res).get(); | |
126 | BOOST_TEST(false); | |
127 | } catch (std::logic_error& ex) { | |
128 | BOOST_TEST(ex.what() == std::string("123")); | |
129 | } catch (...) { | |
130 | BOOST_TEST(false); | |
131 | } | |
132 | } | |
133 | { // async future copy-constructible | |
134 | boost::future<int> f1 = boost::async(boost::launch::async, &p1); | |
135 | BOOST_TEST(f1.valid()); | |
136 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
137 | BOOST_TEST(! f1.valid()); | |
138 | BOOST_TEST(all.valid()); | |
139 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
140 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
141 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
142 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
143 | } | |
144 | { // async shared_future copy-constructible | |
145 | boost::shared_future<int> f1 = boost::async(boost::launch::async, &p1).share(); | |
146 | BOOST_TEST(f1.valid()); | |
147 | boost::future<boost::csbl::tuple<boost::shared_future<int> > > all = boost::when_all(f1); | |
148 | BOOST_TEST(f1.valid()); | |
149 | BOOST_TEST(all.valid()); | |
150 | boost::csbl::tuple<boost::shared_future<int> > res = all.get(); | |
151 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
152 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
153 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
154 | } | |
155 | #if defined BOOST_THREAD_PROVIDES_VARIADIC_THREAD | |
156 | // fixme darwin-4.8.0_11 terminate called without an active exception | |
157 | { // deferred future copy-constructible | |
158 | boost::future<int> f1 = boost::async(boost::launch::deferred, &p1); | |
159 | boost::future<boost::csbl::tuple<boost::future<int> > > all = boost::when_all(boost::move(f1)); | |
160 | BOOST_TEST(! f1.valid()); | |
161 | BOOST_TEST(all.valid()); | |
162 | boost::csbl::tuple<boost::future<int> > res = all.get(); | |
163 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
164 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
165 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
166 | } | |
167 | // fixme darwin-4.8.0_11 terminate called without an active exception | |
168 | { // deferred shared_future copy-constructible | |
169 | boost::shared_future<int> f1 = boost::async(boost::launch::deferred, &p1).share(); | |
170 | boost::future<boost::csbl::tuple<boost::shared_future<int> > > all = boost::when_all(f1); | |
171 | BOOST_TEST(f1.valid()); | |
172 | BOOST_TEST(all.valid()); | |
173 | boost::csbl::tuple<boost::shared_future<int> > res = all.get(); | |
174 | BOOST_TEST(boost::csbl::get<0>(res).valid()); | |
175 | BOOST_TEST(boost::csbl::get<0>(res).is_ready()); | |
176 | BOOST_TEST(boost::csbl::get<0>(res).get() == 123); | |
177 | } | |
178 | #endif | |
179 | #endif | |
180 | return boost::report_errors(); | |
181 | } | |
182 |