]>
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) 2011 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/locks.hpp> | |
16 | ||
17 | // template <class Mutex> class upgrade_lock; | |
18 | ||
19 | // template <class Rep, class Period> | |
20 | // upgrade_lock(mutex_type& m, const chrono::duration<Rep, Period>& rel_time); | |
21 | ||
22 | #define BOOST_THREAD_PROVIDES_GENERIC_SHARED_MUTEX_ON_WIN | |
23 | ||
24 | #include <boost/thread/lock_types.hpp> | |
25 | #include <boost/thread/shared_mutex.hpp> | |
26 | #include <boost/thread/thread.hpp> | |
27 | #include <boost/detail/lightweight_test.hpp> | |
28 | #include <boost/chrono/chrono_io.hpp> | |
92f5a8d4 | 29 | #include "../../../../../timming.hpp" |
7c673cae FG |
30 | |
31 | boost::shared_mutex m; | |
32 | ||
92f5a8d4 | 33 | typedef boost::chrono::high_resolution_clock Clock; |
7c673cae FG |
34 | typedef Clock::time_point time_point; |
35 | typedef Clock::duration duration; | |
36 | typedef boost::chrono::milliseconds ms; | |
37 | typedef boost::chrono::nanoseconds ns; | |
92f5a8d4 TL |
38 | time_point t0; |
39 | time_point t1; | |
7c673cae | 40 | |
92f5a8d4 | 41 | const ms max_diff(BOOST_THREAD_TEST_TIME_MS); |
11fdf7f2 | 42 | |
7c673cae FG |
43 | void f1() |
44 | { | |
92f5a8d4 | 45 | t0 = Clock::now(); |
11fdf7f2 | 46 | boost::upgrade_lock<boost::shared_mutex> lk(m, ms(750)); |
7c673cae | 47 | BOOST_TEST(lk.owns_lock() == true); |
92f5a8d4 | 48 | t1 = Clock::now(); |
7c673cae FG |
49 | } |
50 | ||
51 | void f2() | |
52 | { | |
92f5a8d4 | 53 | t0 = Clock::now(); |
7c673cae FG |
54 | boost::upgrade_lock<boost::shared_mutex> lk(m, ms(250)); |
55 | BOOST_TEST(lk.owns_lock() == false); | |
92f5a8d4 | 56 | t1 = Clock::now(); |
7c673cae | 57 | ns d = t1 - t0 - ms(250); |
92f5a8d4 | 58 | BOOST_THREAD_TEST_IT(d, ns(max_diff)); |
7c673cae FG |
59 | } |
60 | ||
61 | int main() | |
62 | { | |
63 | { | |
64 | m.lock(); | |
65 | boost::thread t(f1); | |
92f5a8d4 | 66 | time_point t2 = Clock::now(); |
7c673cae | 67 | boost::this_thread::sleep_for(ms(250)); |
92f5a8d4 | 68 | time_point t3 = Clock::now(); |
7c673cae FG |
69 | m.unlock(); |
70 | t.join(); | |
92f5a8d4 TL |
71 | |
72 | ns sleep_time = t3 - t2; | |
73 | ns d_ns = t1 - t0 - sleep_time; | |
74 | ms d_ms = boost::chrono::duration_cast<boost::chrono::milliseconds>(d_ns); | |
75 | // BOOST_TEST_GE(d_ms.count(), 0); | |
76 | BOOST_THREAD_TEST_IT(d_ms, max_diff); | |
77 | BOOST_THREAD_TEST_IT(d_ns, ns(max_diff)); | |
7c673cae FG |
78 | } |
79 | { | |
80 | m.lock(); | |
81 | boost::thread t(f2); | |
11fdf7f2 | 82 | boost::this_thread::sleep_for(ms(750)); |
7c673cae FG |
83 | m.unlock(); |
84 | t.join(); | |
85 | } | |
86 | ||
87 | return boost::report_errors(); | |
88 | } | |
89 |