| // Copyright (C) 2007 Anthony Williams |
| // |
| // Distributed under the Boost Software License, Version 1.0. (See accompanying |
| // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) |
| |
| #define BOOST_THREAD_VERSION 2 |
| #define BOOST_TEST_MODULE Boost.Threads: condition_variable notify_all test suite |
| #include <boost/thread/detail/config.hpp> |
| |
| #include <boost/thread/thread_only.hpp> |
| |
| #include <boost/test/unit_test.hpp> |
| |
| #include "./util.inl" |
| #include "./condition_test_common.hpp" |
| |
| unsigned const number_of_test_threads=5; |
| |
| void do_test_condition_notify_all_wakes_from_wait() |
| { |
| wait_for_flag data; |
| |
| boost::thread_group group; |
| |
| try |
| { |
| for(unsigned i=0;i<number_of_test_threads;++i) |
| { |
| group.create_thread(bind(&wait_for_flag::wait_without_predicate, data)); |
| } |
| |
| { |
| boost::unique_lock<boost::mutex> lock(data.mutex); |
| data.flag=true; |
| data.cond_var.notify_all(); |
| } |
| |
| group.join_all(); |
| BOOST_CHECK_EQUAL(data.woken,number_of_test_threads); |
| } |
| catch(...) |
| { |
| group.join_all(); |
| throw; |
| } |
| } |
| |
| void do_test_condition_notify_all_wakes_from_wait_with_predicate() |
| { |
| wait_for_flag data; |
| |
| boost::thread_group group; |
| |
| try |
| { |
| for(unsigned i=0;i<number_of_test_threads;++i) |
| { |
| group.create_thread(bind(&wait_for_flag::wait_with_predicate, data)); |
| } |
| |
| { |
| boost::unique_lock<boost::mutex> lock(data.mutex); |
| data.flag=true; |
| data.cond_var.notify_all(); |
| } |
| |
| group.join_all(); |
| BOOST_CHECK_EQUAL(data.woken,number_of_test_threads); |
| } |
| catch(...) |
| { |
| group.join_all(); |
| throw; |
| } |
| } |
| |
| void do_test_condition_notify_all_wakes_from_timed_wait() |
| { |
| wait_for_flag data; |
| |
| boost::thread_group group; |
| |
| try |
| { |
| for(unsigned i=0;i<number_of_test_threads;++i) |
| { |
| group.create_thread(bind(&wait_for_flag::timed_wait_without_predicate, data)); |
| } |
| |
| { |
| boost::unique_lock<boost::mutex> lock(data.mutex); |
| data.flag=true; |
| data.cond_var.notify_all(); |
| } |
| |
| group.join_all(); |
| BOOST_CHECK_EQUAL(data.woken,number_of_test_threads); |
| } |
| catch(...) |
| { |
| group.join_all(); |
| throw; |
| } |
| } |
| |
| void do_test_condition_notify_all_wakes_from_timed_wait_with_predicate() |
| { |
| wait_for_flag data; |
| |
| boost::thread_group group; |
| |
| try |
| { |
| for(unsigned i=0;i<number_of_test_threads;++i) |
| { |
| group.create_thread(bind(&wait_for_flag::timed_wait_with_predicate, data)); |
| } |
| |
| { |
| boost::unique_lock<boost::mutex> lock(data.mutex); |
| data.flag=true; |
| data.cond_var.notify_all(); |
| } |
| |
| group.join_all(); |
| BOOST_CHECK_EQUAL(data.woken,number_of_test_threads); |
| } |
| catch(...) |
| { |
| group.join_all(); |
| throw; |
| } |
| } |
| |
| void do_test_condition_notify_all_wakes_from_relative_timed_wait_with_predicate() |
| { |
| wait_for_flag data; |
| |
| boost::thread_group group; |
| |
| try |
| { |
| for(unsigned i=0;i<number_of_test_threads;++i) |
| { |
| group.create_thread(bind(&wait_for_flag::relative_timed_wait_with_predicate, data)); |
| } |
| |
| { |
| boost::unique_lock<boost::mutex> lock(data.mutex); |
| data.flag=true; |
| data.cond_var.notify_all(); |
| } |
| |
| group.join_all(); |
| BOOST_CHECK_EQUAL(data.woken,number_of_test_threads); |
| } |
| catch(...) |
| { |
| group.join_all(); |
| throw; |
| } |
| } |
| |
| namespace |
| { |
| boost::mutex multiple_wake_mutex; |
| boost::condition_variable multiple_wake_cond; |
| unsigned multiple_wake_count=0; |
| |
| void wait_for_condvar_and_increase_count() |
| { |
| boost::unique_lock<boost::mutex> lk(multiple_wake_mutex); |
| multiple_wake_cond.wait(lk); |
| ++multiple_wake_count; |
| } |
| |
| } |
| |
| |
| void do_test_notify_all_following_notify_one_wakes_all_threads() |
| { |
| boost::thread thread1(wait_for_condvar_and_increase_count); |
| boost::thread thread2(wait_for_condvar_and_increase_count); |
| |
| boost::this_thread::sleep(boost::posix_time::milliseconds(200)); |
| multiple_wake_cond.notify_one(); |
| |
| boost::thread thread3(wait_for_condvar_and_increase_count); |
| |
| boost::this_thread::sleep(boost::posix_time::milliseconds(200)); |
| multiple_wake_cond.notify_one(); |
| multiple_wake_cond.notify_all(); |
| boost::this_thread::sleep(boost::posix_time::milliseconds(200)); |
| |
| { |
| boost::unique_lock<boost::mutex> lk(multiple_wake_mutex); |
| BOOST_CHECK(multiple_wake_count==3); |
| } |
| |
| thread1.join(); |
| thread2.join(); |
| thread3.join(); |
| } |
| |
| BOOST_AUTO_TEST_CASE(test_condition_notify_all) |
| { |
| timed_test(&do_test_condition_notify_all_wakes_from_wait, timeout_seconds); |
| timed_test(&do_test_condition_notify_all_wakes_from_wait_with_predicate, timeout_seconds); |
| timed_test(&do_test_condition_notify_all_wakes_from_timed_wait, timeout_seconds); |
| timed_test(&do_test_condition_notify_all_wakes_from_timed_wait_with_predicate, timeout_seconds); |
| timed_test(&do_test_condition_notify_all_wakes_from_relative_timed_wait_with_predicate, timeout_seconds); |
| timed_test(&do_test_notify_all_following_notify_one_wakes_all_threads, timeout_seconds); |
| } |
| |
| |
| |