ceph/src/boost/libs/thread/test/sync/mutual_exclusion/locks/unique_lock/cons/make_unique_locks_mutex_pass.cpp

   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/lock_factories.hpp>
  14 #include <boost/thread/mutex.hpp>
  15 #include <boost/thread/thread.hpp>
  16 #include <boost/detail/lightweight_test.hpp>
  17
  18 #if ! defined(BOOST_NO_CXX11_AUTO_DECLARATIONS) && ! defined BOOST_THREAD_NO_MAKE_UNIQUE_LOCKS && ! defined BOOST_NO_CXX11_RVALUE_REFERENCES
  19
  20 boost::mutex m1;
  21 boost::mutex m2;
  22 boost::mutex m3;
  23
  24
  25 #if defined BOOST_THREAD_USES_CHRONO
  26
  27 typedef boost::chrono::system_clock Clock;
  28 typedef Clock::time_point time_point;
  29 typedef Clock::duration duration;
  30 typedef boost::chrono::milliseconds ms;
  31 typedef boost::chrono::nanoseconds ns;
  32 #else
  33 #endif
  34
  35 #ifdef BOOST_THREAD_PLATFORM_WIN32
  36 const ms max_diff(250);
  37 #else
  38 const ms max_diff(75);
  39 #endif
  40
  41 void f()
  42 {
  43 #if defined BOOST_THREAD_USES_CHRONO
  44   time_point t0 = Clock::now();
  45   time_point t1;
  46   {
  47     auto&& _ = boost::make_unique_locks(m1,m2,m3); (void)_;
  48     t1 = Clock::now();
  49   }
  50   ns d = t1 - t0 - ms(250);
  51   BOOST_TEST(d < max_diff);
  52 #else
  53   //time_point t0 = Clock::now();
  54   //time_point t1;
  55   {
  56     auto&& _ = boost::make_unique_locks(m1,m2,m3); (void)_;
  57     //t1 = Clock::now();
  58   }
  59   //ns d = t1 - t0 - ms(250);
  60   //BOOST_TEST(d < max_diff);
  61 #endif
  62 }
  63
  64 int main()
  65 {
  66   m1.lock();
  67   m2.lock();
  68   m3.lock();
  69   boost::thread t(f);
  70 #if defined BOOST_THREAD_USES_CHRONO
  71   boost::this_thread::sleep_for(ms(250));
  72 #else
  73 #endif
  74   m1.unlock();
  75   m2.unlock();
  76   m3.unlock();
  77   t.join();
  78
  79   return boost::report_errors();
  80 }
  81 #else
  82 int main()
  83 {
  84   return boost::report_errors();
  85 }
  86 #endif
  87