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// 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_one 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"
void do_test_condition_notify_one_wakes_from_wait()
{
wait_for_flag data;
boost::thread thread(bind(&wait_for_flag::wait_without_predicate, data));
{
boost::unique_lock<boost::mutex> lock(data.mutex);
data.flag=true;
data.cond_var.notify_one();
}
thread.join();
BOOST_CHECK(data.woken);
}
void do_test_condition_notify_one_wakes_from_wait_with_predicate()
{
wait_for_flag data;
boost::thread thread(bind(&wait_for_flag::wait_with_predicate, data));
{
boost::unique_lock<boost::mutex> lock(data.mutex);
data.flag=true;
data.cond_var.notify_one();
}
thread.join();
BOOST_CHECK(data.woken);
}
void do_test_condition_notify_one_wakes_from_timed_wait()
{
wait_for_flag data;
boost::thread 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_one();
}
thread.join();
BOOST_CHECK(data.woken);
}
void do_test_condition_notify_one_wakes_from_timed_wait_with_predicate()
{
wait_for_flag data;
boost::thread 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_one();
}
thread.join();
BOOST_CHECK(data.woken);
}
void do_test_condition_notify_one_wakes_from_relative_timed_wait_with_predicate()
{
wait_for_flag data;
boost::thread 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_one();
}
thread.join();
BOOST_CHECK(data.woken);
}
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_multiple_notify_one_calls_wakes_multiple_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_one();
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_one)
{
timed_test(&do_test_condition_notify_one_wakes_from_wait, timeout_seconds, execution_monitor::use_mutex);
timed_test(&do_test_condition_notify_one_wakes_from_wait_with_predicate, timeout_seconds, execution_monitor::use_mutex);
timed_test(&do_test_condition_notify_one_wakes_from_timed_wait, timeout_seconds, execution_monitor::use_mutex);
timed_test(&do_test_condition_notify_one_wakes_from_timed_wait_with_predicate, timeout_seconds, execution_monitor::use_mutex);
timed_test(&do_test_condition_notify_one_wakes_from_relative_timed_wait_with_predicate, timeout_seconds, execution_monitor::use_mutex);
timed_test(&do_test_multiple_notify_one_calls_wakes_multiple_threads, timeout_seconds, execution_monitor::use_mutex);
}
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