]>
Commit | Line | Data |
---|---|---|
7c673cae FG |
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) 2012 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/shared_mutex.hpp> | |
16 | ||
17 | // class shared_mutex; | |
18 | ||
19 | // template <class Clock, class Duration> | |
20 | // bool try_lock_until(const chrono::time_point<Clock, Duration>& abs_time); | |
21 | ||
22 | #include <boost/thread/shared_mutex.hpp> | |
23 | #include <boost/thread/thread.hpp> | |
24 | #include <boost/detail/lightweight_test.hpp> | |
25 | ||
26 | boost::shared_mutex m; | |
27 | ||
28 | typedef boost::chrono::steady_clock Clock; | |
29 | typedef Clock::time_point time_point; | |
30 | typedef Clock::duration duration; | |
31 | typedef boost::chrono::milliseconds ms; | |
32 | typedef boost::chrono::nanoseconds ns; | |
33 | ||
11fdf7f2 TL |
34 | #ifdef BOOST_THREAD_PLATFORM_WIN32 |
35 | const ms max_diff(250); | |
36 | #else | |
37 | const ms max_diff(75); | |
38 | #endif | |
39 | ||
7c673cae FG |
40 | void f1() |
41 | { | |
42 | time_point t0 = Clock::now(); | |
11fdf7f2 | 43 | BOOST_TEST(m.try_lock_until(Clock::now() + ms(750)) == true); |
7c673cae FG |
44 | time_point t1 = Clock::now(); |
45 | m.unlock(); | |
46 | ns d = t1 - t0 - ms(250); | |
11fdf7f2 | 47 | BOOST_TEST(d < max_diff); |
7c673cae FG |
48 | } |
49 | ||
50 | void f2() | |
51 | { | |
52 | time_point t0 = Clock::now(); | |
53 | BOOST_TEST(m.try_lock_until(Clock::now() + ms(250)) == false); | |
54 | time_point t1 = Clock::now(); | |
55 | ns d = t1 - t0 - ms(250); | |
11fdf7f2 | 56 | BOOST_TEST(d < max_diff); |
7c673cae FG |
57 | } |
58 | ||
59 | int main() | |
60 | { | |
61 | { | |
62 | m.lock(); | |
63 | boost::thread t(f1); | |
64 | boost::this_thread::sleep_for(ms(250)); | |
65 | m.unlock(); | |
66 | t.join(); | |
67 | } | |
68 | { | |
69 | m.lock(); | |
70 | boost::thread t(f2); | |
11fdf7f2 | 71 | boost::this_thread::sleep_for(ms(750)); |
7c673cae FG |
72 | m.unlock(); |
73 | t.join(); | |
74 | } | |
75 | ||
76 | return boost::report_errors(); | |
77 | } | |
78 |