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d1236680 | 1 | // { dg-do run } |
1e42d2f4 | 2 | // { dg-additional-options "-pthread" { target pthread } } |
71c54f8e | 3 | // { dg-require-effective-target c++11 } |
c910ceff | 4 | // { dg-require-gthreads "" } |
c910ceff | 5 | |
99dee823 | 6 | // Copyright (C) 2009-2021 Free Software Foundation, Inc. |
c910ceff JW |
7 | // |
8 | // This file is part of the GNU ISO C++ Library. This library is free | |
9 | // software; you can redistribute it and/or modify it under the | |
10 | // terms of the GNU General Public License as published by the | |
11 | // Free Software Foundation; either version 3, or (at your option) | |
12 | // any later version. | |
13 | ||
14 | // This library is distributed in the hope that it will be useful, | |
15 | // but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | // GNU General Public License for more details. | |
18 | ||
19 | // You should have received a copy of the GNU General Public License along | |
20 | // with this library; see the file COPYING3. If not see | |
21 | // <http://www.gnu.org/licenses/>. | |
22 | ||
23 | ||
24 | #include <future> | |
25 | #include <chrono> | |
26 | #include <testsuite_hooks.h> | |
27 | ||
28 | void test01() | |
29 | { | |
c910ceff | 30 | std::promise<int> p1; |
b3eed6fe | 31 | std::future<int> f1(p1.get_future()); |
c910ceff JW |
32 | |
33 | std::chrono::milliseconds delay(100); | |
34 | ||
488b3e65 | 35 | VERIFY( f1.wait_for(delay) == std::future_status::timeout ); |
c910ceff JW |
36 | |
37 | p1.set_value(1); | |
38 | ||
39 | auto before = std::chrono::system_clock::now(); | |
488b3e65 | 40 | VERIFY( f1.wait_for(delay) == std::future_status::ready ); |
c910ceff JW |
41 | VERIFY( std::chrono::system_clock::now() < (before + delay) ); |
42 | } | |
43 | ||
44 | int main() | |
45 | { | |
46 | test01(); | |
47 | return 0; | |
48 | } |