1// { dg-do run { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* *-*-solaris* *-*-cygwin *-*-darwin* powerpc-ibm-aix* } }
2// { dg-options " -std=gnu++11 -pthread" { target *-*-freebsd* *-*-dragonfly* *-*-netbsd* *-*-linux* *-*-gnu* powerpc-ibm-aix* } }
3// { dg-options " -std=gnu++11 -pthreads" { target *-*-solaris* } }
4// { dg-options " -std=gnu++11 " { target *-*-cygwin *-*-darwin* } }
5// { dg-require-cstdint "" }
6// { dg-require-gthreads "" }
7// { dg-require-atomic-builtins "" }
8
9// Copyright (C) 2009-2015 Free Software Foundation, Inc.
10//
11// This file is part of the GNU ISO C++ Library.  This library is free
12// software; you can redistribute it and/or modify it under the
13// terms of the GNU General Public License as published by the
14// Free Software Foundation; either version 3, or (at your option)
15// any later version.
16
17// This library is distributed in the hope that it will be useful,
18// but WITHOUT ANY WARRANTY; without even the implied warranty of
19// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20// GNU General Public License for more details.
21
22// You should have received a copy of the GNU General Public License along
23// with this library; see the file COPYING3.  If not see
24// <http://www.gnu.org/licenses/>.
25
26
27#include <future>
28#include <chrono>
29#include <testsuite_hooks.h>
30
31std::chrono::system_clock::time_point make_time(int i)
32{
33  return std::chrono::system_clock::now() + std::chrono::milliseconds(i);
34}
35
36void test01()
37{
38  bool test __attribute__((unused)) = true;
39
40  std::promise<int> p1;
41  std::shared_future<int> f1(p1.get_future());
42  std::shared_future<int> f2(f1);
43
44  auto when = make_time(10);
45  VERIFY( f1.wait_until(make_time(10)) == std::future_status::timeout );
46  VERIFY( std::chrono::system_clock::now() >= when );
47
48  when = make_time(10);
49  VERIFY( f2.wait_until(make_time(10)) == std::future_status::timeout );
50  VERIFY( std::chrono::system_clock::now() >= when );
51
52  p1.set_value(1);
53
54  when = make_time(100);
55  VERIFY( f1.wait_until(when) == std::future_status::ready );
56  VERIFY( f2.wait_until(when) == std::future_status::ready );
57  VERIFY( std::chrono::system_clock::now() < when );
58}
59
60int main()
61{
62  test01();
63  return 0;
64}
65