1 | // Copyright (C) 2007-8 Anthony Williams |
2 | // |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
5 | |
6 | #define BOOST_THREAD_VERSION 2 |
7 | |
8 | #define BOOST_TEST_MODULE Boost.Threads: condition_variable test suite |
9 | |
10 | #include <boost/thread/detail/config.hpp> |
11 | |
12 | #include <boost/thread/condition.hpp> |
13 | #include <boost/thread/thread_only.hpp> |
14 | |
15 | #include <boost/test/unit_test.hpp> |
16 | #include "./util.inl" |
17 | |
18 | bool fake_predicate() |
19 | { |
20 | return false; |
21 | } |
22 | |
23 | unsigned const timeout_seconds=2; |
24 | unsigned const timeout_grace=1; |
25 | boost::posix_time::milliseconds const timeout_resolution(100); |
26 | |
27 | |
28 | void do_test_timed_wait_times_out() |
29 | { |
30 | boost::condition_variable cond; |
31 | boost::mutex m; |
32 | |
33 | boost::posix_time::seconds const delay(timeout_seconds); |
34 | boost::unique_lock<boost::mutex> lock(m); |
35 | boost::system_time const start=boost::get_system_time(); |
36 | boost::system_time const timeout=start+delay; |
37 | |
38 | while(cond.timed_wait(m&: lock,abs_time: timeout)) {} |
39 | |
40 | boost::system_time const end=boost::get_system_time(); |
41 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
42 | } |
43 | |
44 | void do_test_timed_wait_with_predicate_times_out() |
45 | { |
46 | boost::condition_variable cond; |
47 | boost::mutex m; |
48 | |
49 | boost::posix_time::seconds const delay(timeout_seconds); |
50 | boost::unique_lock<boost::mutex> lock(m); |
51 | boost::system_time const start=boost::get_system_time(); |
52 | boost::system_time const timeout=start+delay; |
53 | |
54 | bool const res=cond.timed_wait(m&: lock,abs_time: timeout,pred: fake_predicate); |
55 | |
56 | boost::system_time const end=boost::get_system_time(); |
57 | BOOST_CHECK(!res); |
58 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
59 | } |
60 | |
61 | void do_test_relative_timed_wait_with_predicate_times_out() |
62 | { |
63 | boost::condition_variable cond; |
64 | boost::mutex m; |
65 | |
66 | boost::posix_time::seconds const delay(timeout_seconds); |
67 | boost::unique_lock<boost::mutex> lock(m); |
68 | boost::system_time const start=boost::get_system_time(); |
69 | |
70 | bool const res=cond.timed_wait(m&: lock,wait_duration: delay,pred: fake_predicate); |
71 | |
72 | boost::system_time const end=boost::get_system_time(); |
73 | BOOST_CHECK(!res); |
74 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
75 | } |
76 | |
77 | void do_test_timed_wait_relative_times_out() |
78 | { |
79 | boost::condition_variable cond; |
80 | boost::mutex m; |
81 | |
82 | boost::posix_time::seconds const delay(timeout_seconds); |
83 | boost::unique_lock<boost::mutex> lock(m); |
84 | boost::system_time const start=boost::get_system_time(); |
85 | |
86 | while(cond.timed_wait(m&: lock,wait_duration: delay)) {} |
87 | |
88 | boost::system_time const end=boost::get_system_time(); |
89 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
90 | } |
91 | |
92 | void do_test_cv_any_timed_wait_times_out() |
93 | { |
94 | boost::condition_variable_any cond; |
95 | boost::mutex m; |
96 | |
97 | boost::posix_time::seconds const delay(timeout_seconds); |
98 | boost::unique_lock<boost::mutex> lock(m); |
99 | boost::system_time const start=boost::get_system_time(); |
100 | boost::system_time const timeout=start+delay; |
101 | |
102 | while(cond.timed_wait(m&: lock,abs_time: timeout)) {} |
103 | |
104 | boost::system_time const end=boost::get_system_time(); |
105 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
106 | } |
107 | |
108 | void do_test_cv_any_timed_wait_with_predicate_times_out() |
109 | { |
110 | boost::condition_variable_any cond; |
111 | boost::mutex m; |
112 | |
113 | boost::posix_time::seconds const delay(timeout_seconds); |
114 | boost::unique_lock<boost::mutex> lock(m); |
115 | boost::system_time const start=boost::get_system_time(); |
116 | boost::system_time const timeout=start+delay; |
117 | |
118 | bool const res=cond.timed_wait(m&: lock,abs_time: timeout,pred: fake_predicate); |
119 | |
120 | boost::system_time const end=boost::get_system_time(); |
121 | BOOST_CHECK(!res); |
122 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
123 | } |
124 | |
125 | void do_test_cv_any_relative_timed_wait_with_predicate_times_out() |
126 | { |
127 | boost::condition_variable_any cond; |
128 | boost::mutex m; |
129 | |
130 | boost::posix_time::seconds const delay(timeout_seconds); |
131 | boost::unique_lock<boost::mutex> lock(m); |
132 | boost::system_time const start=boost::get_system_time(); |
133 | |
134 | bool const res=cond.timed_wait(m&: lock,wait_duration: delay,pred: fake_predicate); |
135 | |
136 | boost::system_time const end=boost::get_system_time(); |
137 | BOOST_CHECK(!res); |
138 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
139 | } |
140 | |
141 | void do_test_cv_any_timed_wait_relative_times_out() |
142 | { |
143 | boost::condition_variable_any cond; |
144 | boost::mutex m; |
145 | |
146 | boost::posix_time::seconds const delay(timeout_seconds); |
147 | boost::unique_lock<boost::mutex> lock(m); |
148 | boost::system_time const start=boost::get_system_time(); |
149 | |
150 | while(cond.timed_wait(m&: lock,wait_duration: delay)) {} |
151 | |
152 | boost::system_time const end=boost::get_system_time(); |
153 | BOOST_CHECK((delay-timeout_resolution)<=(end-start)); |
154 | } |
155 | |
156 | |
157 | BOOST_AUTO_TEST_CASE(test_timed_wait_times_out) |
158 | { |
159 | timed_test(func: &do_test_timed_wait_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
160 | timed_test(func: &do_test_timed_wait_with_predicate_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
161 | timed_test(func: &do_test_relative_timed_wait_with_predicate_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
162 | timed_test(func: &do_test_timed_wait_relative_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
163 | timed_test(func: &do_test_cv_any_timed_wait_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
164 | timed_test(func: &do_test_cv_any_timed_wait_with_predicate_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
165 | timed_test(func: &do_test_cv_any_relative_timed_wait_with_predicate_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
166 | timed_test(func: &do_test_cv_any_timed_wait_relative_times_out, secs: timeout_seconds+timeout_grace, type: execution_monitor::use_mutex); |
167 | } |
168 | |
169 | |
170 | |