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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/recursive_mutex.hpp> | |
16 | ||
17 | // class recursive_timed_mutex; | |
18 | ||
19 | // bool try_lock(); | |
20 | ||
21 | #include <boost/thread/recursive_mutex.hpp> | |
22 | #include <boost/thread/thread.hpp> | |
23 | #include <boost/detail/lightweight_test.hpp> | |
92f5a8d4 | 24 | #include "../../../timming.hpp" |
7c673cae FG |
25 | |
26 | boost::recursive_timed_mutex m; | |
27 | ||
28 | #if defined BOOST_THREAD_USES_CHRONO | |
92f5a8d4 | 29 | typedef boost::chrono::high_resolution_clock Clock; |
7c673cae FG |
30 | typedef Clock::time_point time_point; |
31 | typedef Clock::duration duration; | |
32 | typedef boost::chrono::milliseconds ms; | |
33 | typedef boost::chrono::nanoseconds ns; | |
92f5a8d4 TL |
34 | time_point t0; |
35 | time_point t1; | |
7c673cae FG |
36 | #else |
37 | #endif | |
38 | ||
92f5a8d4 | 39 | const ms max_diff(BOOST_THREAD_TEST_TIME_MS); |
11fdf7f2 | 40 | |
7c673cae FG |
41 | void f() |
42 | { | |
43 | #if defined BOOST_THREAD_USES_CHRONO | |
92f5a8d4 | 44 | t0 = Clock::now(); |
7c673cae FG |
45 | BOOST_TEST(!m.try_lock()); |
46 | BOOST_TEST(!m.try_lock()); | |
47 | BOOST_TEST(!m.try_lock()); | |
48 | while (!m.try_lock()) | |
49 | ; | |
92f5a8d4 | 50 | t1 = Clock::now(); |
7c673cae FG |
51 | BOOST_TEST(m.try_lock()); |
52 | m.unlock(); | |
53 | m.unlock(); | |
7c673cae FG |
54 | #else |
55 | //time_point t0 = Clock::now(); | |
56 | //BOOST_TEST(!m.try_lock()); | |
57 | //BOOST_TEST(!m.try_lock()); | |
58 | //BOOST_TEST(!m.try_lock()); | |
59 | while (!m.try_lock()) | |
60 | ; | |
61 | //time_point t1 = Clock::now(); | |
62 | BOOST_TEST(m.try_lock()); | |
63 | m.unlock(); | |
64 | m.unlock(); | |
65 | //ns d = t1 - t0 - ms(250); | |
11fdf7f2 | 66 | //BOOST_TEST(d < max_diff); |
7c673cae FG |
67 | #endif |
68 | } | |
69 | ||
70 | int main() | |
71 | { | |
72 | m.lock(); | |
73 | boost::thread t(f); | |
74 | #if defined BOOST_THREAD_USES_CHRONO | |
92f5a8d4 | 75 | time_point t2 = Clock::now(); |
7c673cae | 76 | boost::this_thread::sleep_for(ms(250)); |
92f5a8d4 | 77 | time_point t3 = Clock::now(); |
7c673cae FG |
78 | #else |
79 | #endif | |
80 | m.unlock(); | |
81 | t.join(); | |
82 | ||
92f5a8d4 TL |
83 | #if defined BOOST_THREAD_USES_CHRONO |
84 | ns sleep_time = t3 - t2; | |
85 | ns d_ns = t1 - t0 - sleep_time; | |
86 | ms d_ms = boost::chrono::duration_cast<boost::chrono::milliseconds>(d_ns); | |
87 | // BOOST_TEST_GE(d_ms.count(), 0); | |
88 | BOOST_THREAD_TEST_IT(d_ms, max_diff); | |
89 | BOOST_THREAD_TEST_IT(d_ns, ns(max_diff)); | |
90 | #endif | |
91 | ||
7c673cae FG |
92 | return boost::report_errors(); |
93 | } | |
94 | ||
95 |