public void TestGetWaitingThreads()
{
PublicReentrantReadWriteLock locker = new PublicReentrantReadWriteLock();
Condition c = locker.WriteLock.NewCondition();
Pair data = new Pair(locker, c);
Thread t1 = new Thread(TestGetWaitingThreadsRun1);
Thread t2 = new Thread(TestGetWaitingThreadsRun2);
try
{
locker.WriteLock.Lock();
Assert.IsTrue(locker.AccessGetWaitingThreads(c).IsEmpty());
locker.WriteLock.UnLock();
t1.Start(data);
Thread.Sleep(SHORT_DELAY_MS);
t2.Start(data);
Thread.Sleep(SHORT_DELAY_MS);
locker.WriteLock.Lock();
Assert.IsTrue(locker.HasWaiters(c));
Assert.IsTrue(locker.AccessGetWaitingThreads(c).Contains(t1));
Assert.IsTrue(locker.AccessGetWaitingThreads(c).Contains(t2));
c.SignalAll();
locker.WriteLock.UnLock();
Thread.Sleep(SHORT_DELAY_MS);
locker.WriteLock.Lock();
Assert.IsFalse(locker.HasWaiters(c));
Assert.IsTrue(locker.AccessGetWaitingThreads(c).IsEmpty());
locker.WriteLock.UnLock();
t1.Join(SHORT_DELAY_MS);
t2.Join(SHORT_DELAY_MS);
Assert.IsFalse(t1.IsAlive);
Assert.IsFalse(t2.IsAlive);
}
catch (Exception e)
{
UnexpectedException(e);
}
}
public void TestGetWaitingThreadsNRE()
{
PublicReentrantReadWriteLock locker = new PublicReentrantReadWriteLock();
try
{
locker.AccessGetWaitingThreads(null);
ShouldThrow();
}
catch (NullReferenceException)
{
}
catch (Exception e)
{
UnexpectedException(e);
}
}
public void TestGetWaitingThreadsIMSE()
{
PublicReentrantReadWriteLock locker = new PublicReentrantReadWriteLock();
Condition c = (locker.WriteLock.NewCondition());
try
{
locker.AccessGetWaitingThreads(c);
ShouldThrow();
}
catch (ThreadStateException)
{
}
catch (Exception e)
{
UnexpectedException(e);
}
}
public void TestGetQueuedThreads()
{
PublicReentrantReadWriteLock locker = new PublicReentrantReadWriteLock();
Thread t1 = new Thread(InterruptedLockRunnable);
Thread t2 = new Thread(InterruptibleLockRunnable);
try
{
Assert.IsTrue(locker.AccessQueuedThreads.IsEmpty());
locker.WriteLock.Lock();
Assert.IsTrue(locker.AccessQueuedThreads.IsEmpty());
t1.Start(locker);
Thread.Sleep(SHORT_DELAY_MS);
Assert.IsTrue(locker.AccessQueuedThreads.Contains(t1));
t2.Start(locker);
Thread.Sleep(SHORT_DELAY_MS);
Assert.IsTrue(locker.AccessQueuedThreads.Contains(t1));
Assert.IsTrue(locker.AccessQueuedThreads.Contains(t2));
t1.Interrupt();
Thread.Sleep(SHORT_DELAY_MS);
Assert.IsFalse(locker.AccessQueuedThreads.Contains(t1));
Assert.IsTrue(locker.AccessQueuedThreads.Contains(t2));
locker.WriteLock.UnLock();
Thread.Sleep(SHORT_DELAY_MS);
Assert.IsTrue(locker.AccessQueuedThreads.IsEmpty());
t1.Join();
t2.Join();
}
catch(Exception e)
{
UnexpectedException(e);
}
}
