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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/locks.hpp> | |
16 | ||
17 | // template <class Mutex> class unique_lock; | |
18 | ||
19 | // void lock(); | |
20 | ||
21 | #include <boost/thread/lock_types.hpp> | |
22 | #include <boost/thread/mutex.hpp> | |
23 | #include <boost/thread/thread.hpp> | |
24 | #include <boost/detail/lightweight_test.hpp> | |
25 | #include <iostream> | |
92f5a8d4 | 26 | #include "../../../../../timming.hpp" |
7c673cae FG |
27 | |
28 | boost::mutex m; | |
29 | ||
30 | #if defined BOOST_THREAD_USES_CHRONO | |
92f5a8d4 | 31 | typedef boost::chrono::high_resolution_clock Clock; |
7c673cae FG |
32 | typedef Clock::time_point time_point; |
33 | typedef Clock::duration duration; | |
34 | typedef boost::chrono::milliseconds ms; | |
35 | typedef boost::chrono::nanoseconds ns; | |
92f5a8d4 TL |
36 | time_point t0; |
37 | time_point t1; | |
7c673cae FG |
38 | #else |
39 | #endif | |
40 | ||
92f5a8d4 | 41 | const ms max_diff(BOOST_THREAD_TEST_TIME_MS); |
11fdf7f2 | 42 | |
7c673cae FG |
43 | void f() |
44 | { | |
45 | #if defined BOOST_THREAD_USES_CHRONO | |
46 | boost::unique_lock < boost::mutex > lk(m, boost::defer_lock); | |
92f5a8d4 | 47 | t0 = Clock::now(); |
7c673cae | 48 | lk.lock(); |
92f5a8d4 | 49 | t1 = Clock::now(); |
7c673cae | 50 | BOOST_TEST(lk.owns_lock() == true); |
7c673cae FG |
51 | try |
52 | { | |
53 | lk.lock(); | |
54 | BOOST_TEST(false); | |
55 | } | |
56 | catch (boost::system::system_error& e) | |
57 | { | |
58 | BOOST_TEST(e.code().value() == boost::system::errc::resource_deadlock_would_occur); | |
59 | } | |
60 | lk.unlock(); | |
61 | lk.release(); | |
62 | try | |
63 | { | |
64 | lk.lock(); | |
65 | BOOST_TEST(false); | |
66 | } | |
67 | catch (boost::system::system_error& e) | |
68 | { | |
69 | BOOST_TEST(e.code().value() == boost::system::errc::operation_not_permitted); | |
70 | } | |
71 | #else | |
72 | boost::unique_lock < boost::mutex > lk(m, boost::defer_lock); | |
73 | //time_point t0 = Clock::now(); | |
74 | lk.lock(); | |
75 | //time_point t1 = Clock::now(); | |
76 | BOOST_TEST(lk.owns_lock() == true); | |
77 | //ns d = t1 - t0 - ms(250); | |
11fdf7f2 | 78 | //BOOST_TEST(d < max_diff); |
7c673cae FG |
79 | try |
80 | { | |
81 | lk.lock(); | |
82 | BOOST_TEST(false); | |
83 | } | |
84 | catch (boost::system::system_error& e) | |
85 | { | |
86 | BOOST_TEST(e.code().value() == boost::system::errc::resource_deadlock_would_occur); | |
87 | } | |
88 | lk.unlock(); | |
89 | lk.release(); | |
90 | try | |
91 | { | |
92 | lk.lock(); | |
93 | BOOST_TEST(false); | |
94 | } | |
95 | catch (boost::system::system_error& e) | |
96 | { | |
97 | BOOST_TEST(e.code().value() == boost::system::errc::operation_not_permitted); | |
98 | } | |
99 | #endif | |
100 | } | |
101 | ||
102 | int main() | |
103 | { | |
104 | m.lock(); | |
105 | boost::thread t(f); | |
106 | #if defined BOOST_THREAD_USES_CHRONO | |
92f5a8d4 | 107 | time_point t2 = Clock::now(); |
7c673cae | 108 | boost::this_thread::sleep_for(ms(250)); |
92f5a8d4 | 109 | time_point t3 = Clock::now(); |
7c673cae FG |
110 | #else |
111 | #endif | |
112 | m.unlock(); | |
113 | t.join(); | |
114 | ||
92f5a8d4 TL |
115 | #if defined BOOST_THREAD_USES_CHRONO |
116 | ns sleep_time = t3 - t2; | |
117 | ns d_ns = t1 - t0 - sleep_time; | |
118 | ms d_ms = boost::chrono::duration_cast<boost::chrono::milliseconds>(d_ns); | |
119 | // BOOST_TEST_GE(d_ms.count(), 0); | |
120 | BOOST_THREAD_TEST_IT(d_ms, max_diff); | |
121 | BOOST_THREAD_TEST_IT(d_ns, ns(max_diff)); | |
122 | #endif | |
123 | ||
7c673cae FG |
124 | return boost::report_errors(); |
125 | } | |
126 | ||
127 |