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//
// Copyright (c) ZeroC, Inc. All rights reserved.
//
#include <IceUtil/IceUtil.h>
#include <MonitorRecMutexTest.h>
#include <TestHelper.h>
using namespace std;
using namespace IceUtil;
class MonitorRecMutexTestThread : public Thread
{
public:
MonitorRecMutexTestThread(Monitor<RecMutex>& m) :
_monitor(m),
_tryLock(false)
{
}
virtual void run()
{
Monitor<RecMutex>::TryLock tlock(_monitor);
test(!tlock.acquired());
{
Mutex::Lock lock(_tryLockMutex);
_tryLock = true;
}
_tryLockCond.signal();
Monitor<RecMutex>::Lock lock(_monitor);
}
void
waitTryLock()
{
Mutex::Lock lock(_tryLockMutex);
while(!_tryLock)
{
_tryLockCond.wait(lock);
}
}
private:
Monitor<RecMutex>& _monitor;
bool _tryLock;
//
// Use native Condition variable here, not Monitor.
//
Cond _tryLockCond;
Mutex _tryLockMutex;
};
typedef Handle<MonitorRecMutexTestThread> MonitorRecMutexTestThreadPtr;
class MonitorRecMutexTestThread2 : public Thread, public Monitor<RecMutex>
{
public:
MonitorRecMutexTestThread2(Monitor<RecMutex>& monitor) :
finished(false),
_monitor(monitor)
{
}
virtual void run()
{
Monitor<RecMutex>::Lock lock(_monitor);
_monitor.wait();
finished = true;
}
bool finished;
private:
Monitor<RecMutex>& _monitor;
};
typedef Handle<MonitorRecMutexTestThread2> MonitorRecMutexTestThread2Ptr;
static const string monitorRecMutexTestName("monitor<recmutex>");
MonitorRecMutexTest::MonitorRecMutexTest() :
TestBase(monitorRecMutexTestName)
{
}
void
MonitorRecMutexTest::run()
{
Monitor<RecMutex> monitor;
MonitorRecMutexTestThreadPtr t;
MonitorRecMutexTestThread2Ptr t2;
MonitorRecMutexTestThread2Ptr t3;
ThreadControl control;
ThreadControl control2;
{
Monitor<RecMutex>::Lock lock(monitor);
Monitor<RecMutex>::TryLock lock2(monitor);
test(lock2.acquired());
// TEST: TryLock
Monitor<RecMutex>::TryLock tlock(monitor);
test(tlock.acquired());
// TEST: Start thread, try to acquire the mutex.
t = new MonitorRecMutexTestThread(monitor);
control = t->start();
// TEST: Wait until the tryLock has been tested.
t->waitTryLock();
}
//
// TEST: Once the mutex has been released, the thread should
// acquire the mutex and then terminate.
//
control.join();
// TEST: notify() wakes one consumer.
t2 = new MonitorRecMutexTestThread2(monitor);
control = t2->start();
t3 = new MonitorRecMutexTestThread2(monitor);
control2 = t3->start();
// Give the thread time to start waiting.
ThreadControl::sleep(Time::seconds(1));
{
Monitor<RecMutex>::Lock lock(monitor);
monitor.notify();
}
// Give one thread time to terminate
ThreadControl::sleep(Time::seconds(1));
test((t2->finished && !t3->finished) || (t3->finished && !t2->finished));
{
Monitor<RecMutex>::Lock lock(monitor);
monitor.notify();
}
control.join();
control2.join();
// TEST: notifyAll() wakes one consumer.
t2 = new MonitorRecMutexTestThread2(monitor);
control = t2->start();
t3 = new MonitorRecMutexTestThread2(monitor);
control2 = t3->start();
// Give the threads time to start waiting.
ThreadControl::sleep(Time::seconds(1));
{
Monitor<RecMutex>::Lock lock(monitor);
monitor.notifyAll();
}
control.join();
control2.join();
// TEST: timedWait
{
Monitor<RecMutex>::Lock lock(monitor);
test(!monitor.timedWait(Time::milliSeconds(500)));
}
}
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