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 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 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 PartiesReturnsTheValueGiveinInConstructor([Values(1, 5)] int parties)
{
CyclicBarrier b = new CyclicBarrier(parties);
Assert.AreEqual(parties, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
}
public void AwaitChokesWhenTimeOut()
{
CyclicBarrier c = new CyclicBarrier(2);
ThreadManager.StartAndAssertRegistered(
"T", () => Assert.Throws<TimeoutException>(() => c.Await(Delays.Short)));
ThreadManager.JoinAndVerify();
}
public void AwaitChokesWhenTimeOut()
{
CyclicBarrier c = new CyclicBarrier(2);
ThreadManager.StartAndAssertRegistered(
"T", () => Assert.Throws <TimeoutException>(() => c.Await(Delays.Short)));
ThreadManager.JoinAndVerify();
}
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 TimeoutAwaitBreaksBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadManager.StartAndAssertRegistered(
"T1", () => Assert.Throws <TimeoutException>(() => c.Await(Delays.Short)));
ThreadManager.StartAndAssertRegistered(
"T2", () => Assert.Throws <BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c)));
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();
}
private static void AwaitOrTimedAwait(bool isTimed, CyclicBarrier c)
{
if (isTimed)
{
c.Await(Delays.Long);
}
else
{
c.Await();
}
}
public void InterruptedAwaitBreaksBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
Thread t1 = ThreadManager.StartAndAssertRegistered(
"T1", () => Assert.Throws<ThreadInterruptedException>(() => AwaitOrTimedAwait(isTimed, c)));
ThreadManager.StartAndAssertRegistered(
"T2", () => Assert.Throws<BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c)));
Thread.Sleep(Delays.Short);
t1.Interrupt();
ThreadManager.JoinAndVerify();
}
public void AwaitChokesOnBrokenBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(2);
ThreadManager.StartAndAssertRegistered(
"T1",
delegate
{
Assert.Throws<TimeoutException>(() => c.Await(Delays.Short));
Assert.Throws<BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c));
});
ThreadManager.JoinAndVerify();
}
public void SuppliedRunnableIsRunAtBarries()
{
var runnable = MockRepository.GenerateStub <IRunnable>();
CyclicBarrier b = new CyclicBarrier(1, runnable);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
b.Await();
b.Await();
Assert.AreEqual(0, b.NumberOfWaitingParties);
runnable.AssertWasCalled(r => r.Run(), m => m.Repeat.Twice());
}
public void SuppliedActionIsRunAtBarries()
{
var action = MockRepository.GenerateStub <Action>();
CyclicBarrier b = new CyclicBarrier(1, action);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
b.Await();
b.Await(Delays.Small);
Assert.AreEqual(0, b.NumberOfWaitingParties);
action.AssertWasCalled(a => a(), m => m.Repeat.Twice());
}
public void AwaitChokesOnBrokenBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(2);
ThreadManager.StartAndAssertRegistered(
"T1",
delegate
{
Assert.Throws <TimeoutException>(() => c.Await(Delays.Short));
Assert.Throws <BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c));
});
ThreadManager.JoinAndVerify();
}
public void InterruptedAwaitBreaksBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
Thread t1 = ThreadManager.StartAndAssertRegistered(
"T1", () => Assert.Throws <ThreadInterruptedException>(() => AwaitOrTimedAwait(isTimed, c)));
ThreadManager.StartAndAssertRegistered(
"T2", () => Assert.Throws <BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c)));
Thread.Sleep(Delays.Short);
t1.Interrupt();
ThreadManager.JoinAndVerify();
}
public void TwoPartieBarrierTriggersAfterBothInvokeAwait()
{
CyclicBarrier b = new CyclicBarrier(2);
ThreadStart action = () =>
{
b.Await();
b.Await(Delays.Small);
b.Await();
b.Await(Delays.Small);
};
ThreadManager.StartAndAssertRegistered("T", action, action);
ThreadManager.JoinAndVerify();
}
public void SinglePartyBarrierTriggersAfterSingleAwait([Values(true, false)] bool isTimed)
{
CyclicBarrier b = new CyclicBarrier(1);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
if (isTimed)
{
b.Await(Delays.Small);
b.Await(Delays.Small);
}
else
{
b.Await();
b.Await();
}
Assert.AreEqual(0, b.NumberOfWaitingParties);
}
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 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 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 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);
}
}
internal NACalibrationLoop(long endTime, NonAtomicInteger obj, CyclicBarrier b)
{
this.endTime = endTime;
this.obj = obj;
this.barrier = b;
obj.set_Renamed(CASLoops.rng.next());
}
internal static long runVolatile(int n, long iters)
{
LoopHelpers.BarrierTimer timer = new LoopHelpers.BarrierTimer();
CyclicBarrier b = new CyclicBarrier(n + 1, timer);
VolatileInteger a = new VolatileInteger();
for (int j = 0; j < n; ++j)
new SupportClass.ThreadClass(new System.Threading.ThreadStart(new VolatileLoop(iters, a, b).Run)).Start();
b.Await();
b.Await();
if (sum.Value == 0)
System.Console.Out.Write(" ");
return timer.Time;
}
public void TimeoutAwaitBreaksBarrier([Values(true, false)] bool isTimed)
{
CyclicBarrier c = new CyclicBarrier(3);
ThreadManager.StartAndAssertRegistered(
"T1", () => Assert.Throws<TimeoutException>(()=>c.Await(Delays.Short)));
ThreadManager.StartAndAssertRegistered(
"T2", () => Assert.Throws<BrokenBarrierException>(() => AwaitOrTimedAwait(isTimed, c)));
ThreadManager.JoinAndVerify();
}
public void TwoPartieBarrierTriggersAfterBothInvokeAwait()
{
CyclicBarrier b = new CyclicBarrier(2);
ThreadStart action = () =>
{
b.Await();
b.Await(Delays.Small);
b.Await();
b.Await(Delays.Small);
};
ThreadManager.StartAndAssertRegistered("T", action, action);
ThreadManager.JoinAndVerify();
}
private static void AwaitOrTimedAwait(bool isTimed, CyclicBarrier c)
{
if (isTimed) c.Await(Delays.Long);
else c.Await();
}
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();
}
internal SynchedLoop(long iters, SynchedInteger obj, CyclicBarrier b)
{
this.iters = iters;
this.obj = obj;
this.barrier = b;
obj.set_Renamed(CASLoops.rng.next());
}
public void PartiesReturnsTheValueGiveinInConstructor([Values(1,5)] int parties)
{
CyclicBarrier b = new CyclicBarrier(parties);
Assert.AreEqual(parties, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
}
public void SuppliedRunnableIsRunAtBarries()
{
var runnable = MockRepository.GenerateStub<IRunnable>();
CyclicBarrier b = new CyclicBarrier(1, runnable);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
b.Await();
b.Await();
Assert.AreEqual(0, b.NumberOfWaitingParties);
runnable.AssertWasCalled(r => r.Run(), m => m.Repeat.Twice());
}
internal static void runCalibration(int n, long nms)
{
long now = (System.DateTime.Now.Ticks - 621355968000000000) / 10000;
long endTime = now + nms;
CyclicBarrier b = new CyclicBarrier(n + 1);
totalIters.Value = (0);
NonAtomicInteger a = new NonAtomicInteger();
for (int j = 0; j < n; ++j)
new SupportClass.ThreadClass(new System.Threading.ThreadStart(new NACalibrationLoop(endTime, a, b).Run)).Start();
b.Await();
b.Await();
long ipt = totalIters.Value / n;
if (ipt > loopIters[n])
loopIters[n] = ipt;
if (sum.Value == 0)
System.Console.Out.Write(" ");
}
public void SuppliedActionIsRunAtBarries()
{
var action = MockRepository.GenerateStub<Action>();
CyclicBarrier b = new CyclicBarrier(1, action);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
b.Await();
b.Await(Delays.Small);
Assert.AreEqual(0, b.NumberOfWaitingParties);
action.AssertWasCalled(a => a(), m => m.Repeat.Twice());
}
internal AtomicLoop(long iters, AtomicInteger obj, CyclicBarrier b)
{
this.iters = iters;
this.obj = obj;
this.barrier = b;
obj.Value = (CASLoops.rng.next());
}
public void SinglePartyBarrierTriggersAfterSingleAwait([Values(true, false)] bool isTimed)
{
CyclicBarrier b = new CyclicBarrier(1);
Assert.AreEqual(1, b.Parties);
Assert.AreEqual(0, b.NumberOfWaitingParties);
if (isTimed)
{
b.Await(Delays.Small);
b.Await(Delays.Small);
}
else
{
b.Await();
b.Await();
}
Assert.AreEqual(0, b.NumberOfWaitingParties);
}
internal NonAtomicLoop(long iters, NonAtomicInteger obj, CyclicBarrier b)
{
this.iters = iters;
this.obj = obj;
this.barrier = b;
obj.set_Renamed(CASLoops.rng.next());
}
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();
}
internal VolatileLoop(long iters, VolatileInteger obj, CyclicBarrier b)
{
this.iters = iters;
this.obj = obj;
this.barrier = b;
obj.set_Renamed(CASLoops.rng.next());
}
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();
}