public void ResetReinitializeBarrierAfterExceptionInBarrierAction()
{
var e = new NullReferenceException();
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3, () => { throw e; });
ThreadStart action = delegate
{
start.Await();
Assert.Catch <BrokenBarrierException>(() => barrier.Await());
};
for (int i = 0; i < 2; i++)
{
ThreadManager.StartAndAssertRegistered("T" + i + "-", action, action);
start.Await();
while (barrier.NumberOfWaitingParties < 2)
{
Thread.Sleep(1);
}
Assert.That(Assert.Catch(() => barrier.Await()), Is.SameAs(e));
ThreadManager.JoinAndVerify();
Assert.IsTrue(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
barrier.Reset();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetLeakage() //TODO: didn't understand test name and description; copied from Java -K.X.
{
CyclicBarrier c = new CyclicBarrier(2);
AtomicBoolean done = new AtomicBoolean();
Thread t = ThreadManager.StartAndAssertRegistered(
"T1",
delegate
{
while (!done.Value)
{
while (c.IsBroken)
{
c.Reset();
}
var e = Assert.Catch(() => c.Await());
Assert.That(e,
Is.InstanceOf <BrokenBarrierException>()
.Or.InstanceOf <ThreadInterruptedException>());
}
});
for (int i = 0; i < 4; i++)
{
Thread.Sleep(Delays.Short);
t.Interrupt();
}
done.Value = true;
t.Interrupt();
ThreadManager.JoinAndVerify();
}
public void ResetReinitializeBarrierAfterTimeout()
{
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3);
for (int i = 0; i < 2; i++)
{
ThreadManager.StartAndAssertRegistered(
"T" + i + "-",
delegate
{
start.Await();
Assert.Catch <TimeoutException>(() => barrier.Await(Delays.Short));
},
delegate
{
start.Await();
Assert.Catch <BrokenBarrierException>(() => barrier.Await());
});
start.Await();
ThreadManager.JoinAndVerify();
Assert.IsTrue(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
barrier.Reset();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetBreaksBarrierWhenTheadWaiting([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadStart action = () => Assert.Throws <BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c));
ThreadManager.StartAndAssertRegistered("T", action, action);
Thread.Sleep(Delays.Short);
c.Reset();
ThreadManager.JoinAndVerify();
}
public void ResetDoesNotBreakBarrierWhenNoThreadWaiting([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadStart action = () => AwaitOrTimedAwait(isTimed, c);
c.Reset();
ThreadManager.StartAndAssertRegistered("T", action, action, action);
ThreadManager.JoinAndVerify();
}
public void ResetSucceedsOnNonBrokenBarrier()
{
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3);
ThreadStart action = () => { start.Await(); barrier.Await(); };
for (int i = 0; i < 3; i++)
{
ThreadManager.StartAndAssertRegistered("T" + i + "-", action, action);
start.Await();
barrier.Await();
ThreadManager.JoinAndVerify();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
if (i == 1)
{
barrier.Reset();
}
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetBreaksBarrierWhenTheadWaiting([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadStart action = () => Assert.Throws<BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c));
ThreadManager.StartAndAssertRegistered("T", action, action);
Thread.Sleep(Delays.Short);
c.Reset();
ThreadManager.JoinAndVerify();
}
public void ResetSucceedsOnNonBrokenBarrier()
{
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3);
ThreadStart action = () => { start.Await(); barrier.Await(); };
for (int i = 0; i < 3; i++)
{
ThreadManager.StartAndAssertRegistered("T" + i + "-", action, action);
start.Await();
barrier.Await();
ThreadManager.JoinAndVerify();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
if (i == 1) barrier.Reset();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetReinitializeBarrierAfterTimeout()
{
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3);
for (int i = 0; i < 2; i++)
{
ThreadManager.StartAndAssertRegistered(
"T" + i + "-",
delegate
{
start.Await();
Assert.Catch<TimeoutException>(() => barrier.Await(Delays.Short));
},
delegate
{
start.Await();
Assert.Catch<BrokenBarrierException>(() => barrier.Await());
});
start.Await();
ThreadManager.JoinAndVerify();
Assert.IsTrue(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
barrier.Reset();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetReinitializeBarrierAfterExceptionInBarrierAction()
{
var e = new NullReferenceException();
CyclicBarrier start = new CyclicBarrier(3);
CyclicBarrier barrier = new CyclicBarrier(3, () => { throw e; });
ThreadStart action = delegate
{
start.Await();
Assert.Catch<BrokenBarrierException>(() => barrier.Await());
};
for (int i = 0; i < 2; i++)
{
ThreadManager.StartAndAssertRegistered("T" + i + "-", action, action);
start.Await();
while (barrier.NumberOfWaitingParties < 2) { Thread.Sleep(1); }
Assert.That(Assert.Catch(()=>barrier.Await()), Is.SameAs(e));
ThreadManager.JoinAndVerify();
Assert.IsTrue(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
barrier.Reset();
Assert.IsFalse(barrier.IsBroken);
Assert.AreEqual(0, barrier.NumberOfWaitingParties);
}
}
public void ResetLeakage()
{
CyclicBarrier c = new CyclicBarrier(2);
AtomicBoolean done = new AtomicBoolean();
Thread t = ThreadManager.StartAndAssertRegistered(
"T1",
delegate
{
while (!done.Value)
{
while (c.IsBroken) c.Reset();
var e = Assert.Catch(() => c.Await());
Assert.That(e,
Is.InstanceOf<BrokenBarrierException>()
.Or.InstanceOf<ThreadInterruptedException>());
}
});
for (int i = 0; i < 4; i++)
{
Thread.Sleep(Delays.Short);
t.Interrupt();
}
done.Value = true;
t.Interrupt();
ThreadManager.JoinAndVerify();
}
public void ResetDoesNotBreakBarrierWhenNoThreadWaiting([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadStart action = () => AwaitOrTimedAwait(isTimed, c);
c.Reset();
ThreadManager.StartAndAssertRegistered("T", action, action, action);
ThreadManager.JoinAndVerify();
}