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1 // Copyright (C) 2012 Vicente J. Botet Escriba
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 // <boost/thread/lock_factories.hpp>
7 
8 // template <class Mutex>
9 // unique_lock<Mutex> make_unique_lock(Mutex&);
10 
11 #define BOOST_THREAD_VERSION 4
12 
13 #include <boost/thread/detail/config.hpp>
14 #include <boost/thread/lock_factories.hpp>
15 #include <boost/thread/mutex.hpp>
16 #include <boost/thread/thread.hpp>
17 #include <boost/detail/lightweight_test.hpp>
18 #include "../../../../../timming.hpp"
19 
20 //#if ! defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
21 
22 boost::mutex m;
23 
24 #if defined BOOST_THREAD_USES_CHRONO
25 
26 typedef boost::chrono::high_resolution_clock Clock;
27 typedef Clock::time_point time_point;
28 typedef Clock::duration duration;
29 typedef boost::chrono::milliseconds ms;
30 typedef boost::chrono::nanoseconds ns;
31 time_point t0;
32 time_point t1;
33 #else
34 #endif
35 
36 const ms max_diff(BOOST_THREAD_TEST_TIME_MS);
37 
f()38 void f()
39 {
40 #if defined BOOST_THREAD_USES_CHRONO
41   t0 = Clock::now();
42   {
43 #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS)
44   auto
45 #else
46   boost::unique_lock<boost::mutex>
47 #endif
48     //&&
49     _ = boost::make_unique_lock(m); (void)_;
50     t1 = Clock::now();
51   }
52 #else
53   //time_point t0 = Clock::now();
54   //time_point t1;
55   {
56 #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS)
57   auto
58 #else
59   boost::unique_lock<boost::mutex>
60 #endif
61   //&&
62   _ = boost::make_unique_lock(m); (void)_;
63     //t1 = Clock::now();
64   }
65   //ns d = t1 - t0 - ms(250);
66   //BOOST_TEST(d < max_diff);
67 #endif
68 }
69 
main()70 int main()
71 {
72   m.lock();
73   boost::thread t(f);
74 #if defined BOOST_THREAD_USES_CHRONO
75   time_point t2 = Clock::now();
76   boost::this_thread::sleep_for(ms(250));
77   time_point t3 = Clock::now();
78 #else
79 #endif
80   m.unlock();
81   t.join();
82 
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 
92   return boost::report_errors();
93 }
94 //#else
95 //int main()
96 //{
97 //  return boost::report_errors();
98 //}
99 //#endif
100 
101