public void AddDeltaAndReturnPreviousValue()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.AddDeltaAndReturnPreviousValue(2));
Assert.AreEqual(3, ai.Value);
Assert.AreEqual(3, ai.AddDeltaAndReturnPreviousValue(-4));
Assert.AreEqual(-1, ai.Value);
}
public void testSingleSelectorAccepts()
{
AtomicInteger counter = new AtomicInteger();
IMessageSelector selector = new TestMessageSelector(true, counter);
MessageSelectingInterceptor interceptor = new MessageSelectingInterceptor(selector);
QueueChannel channel = new QueueChannel();
channel.AddInterceptor(interceptor);
Assert.That(channel.Send(new StringMessage("test1")), Is.True);
}
public void CompareExpectedValueAndSetNewValueInMultipleThreads()
{
AtomicInteger ai = new AtomicInteger(1);
Thread t = ThreadManager.StartAndAssertRegistered(
"T1", () => { while (!ai.CompareAndSet(2, 3)) Thread.Sleep(100); });
Assert.IsTrue(ai.CompareAndSet(1, 2));
ThreadManager.JoinAndVerify(Delays.Long);
Assert.IsFalse(t.IsAlive);
Assert.AreEqual(ai.Value, 3);
}
public void testMultipleSelectorsAccept()
{
AtomicInteger counter = new AtomicInteger();
IMessageSelector selector1 = new TestMessageSelector(true, counter);
IMessageSelector selector2 = new TestMessageSelector(true, counter);
MessageSelectingInterceptor interceptor = new MessageSelectingInterceptor(selector1, selector2);
QueueChannel channel = new QueueChannel();
channel.AddInterceptor(interceptor);
Assert.That(channel.Send(new StringMessage("test1")), Is.True);
Assert.That(counter.Value, Is.EqualTo(2));
}
public void CompareExpectedValueAndSetNewValue()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.IsTrue(ai.CompareAndSet(1, 2));
Assert.IsTrue(ai.CompareAndSet(2, -4));
Assert.AreEqual(-4, ai.Value);
Assert.IsFalse(ai.CompareAndSet(-5, 7));
Assert.IsFalse((7 == ai.Value));
Assert.IsTrue(ai.CompareAndSet(-4, 7));
Assert.AreEqual(7, ai.Value);
}
public void ForInt32LocalSum(int from, int to)
{
var total = new AtomicInteger(0);
var result = _executor.For(
from, to,
()=>0,
(i, s, l) => l+i,
l=>total.AddDeltaAndReturnNewValue(l));
Assert.That(result.IsCompleted, Is.True);
Assert.That(total.Value, Is.EqualTo((from+to-1)*(to-from)/2));
}
public void ForInt32LocalSumWithParallelism(int from, int to, int parallelism)
{
var options = new ParallelOptions { MaxDegreeOfParallelism = parallelism };
var total = new AtomicInteger(0);
var result = _executor.For(
from, to, options,
() => 0,
(i, s, l) => l + i,
l => total.AddDeltaAndReturnNewValue(l));
Assert.That(result.IsCompleted, Is.True);
Assert.That(total.Value, Is.EqualTo((from + to - 1) * (to - from) / 2));
}
public void TestPostReceiveInterceptor()
{
AtomicInteger invokedCount = new AtomicInteger();
AtomicInteger messageCount = new AtomicInteger();
QueueChannel channel = new QueueChannel();
channel.AddInterceptor(new TestPostReceiveInterceptorInterceptor(invokedCount, messageCount, channel));
channel.Receive(TimeSpan.Zero);
Assert.That(invokedCount.Value, Is.EqualTo(1));
Assert.That(messageCount.Value, Is.EqualTo(0));
channel.Send(new StringMessage("test"));
IMessage result = channel.Receive(TimeSpan.Zero);
Assert.IsNotNull(result);
Assert.That(invokedCount.Value, Is.EqualTo(2));
Assert.That(messageCount.Value, Is.EqualTo(1));
}
public void TestPostSendInterceptorWithUnsentMessage()
{
AtomicInteger invokedCounter = new AtomicInteger(0);
AtomicInteger sentCounter = new AtomicInteger(0);
QueueChannel singleItemChannel = new QueueChannel(1);
singleItemChannel.AddInterceptor(new TestPostSendInterceptorWithUnsentMessageInterceptor(invokedCounter,
sentCounter,
singleItemChannel));
Assert.That(invokedCounter.Value, Is.EqualTo(0));
Assert.That(sentCounter.Value, Is.EqualTo(0));
singleItemChannel.Send(new StringMessage("test1"));
Assert.That(invokedCounter.Value, Is.EqualTo(1));
Assert.That(sentCounter.Value, Is.EqualTo(1));
singleItemChannel.Send(new StringMessage("test2"), TimeSpan.Zero);
Assert.That(invokedCounter.Value, Is.EqualTo(2));
Assert.That(sentCounter.Value, Is.EqualTo(1));
}
public void testMultipleSelectorsReject()
{
bool exceptionThrown = false;
AtomicInteger counter = new AtomicInteger();
IMessageSelector selector1 = new TestMessageSelector(true, counter);
IMessageSelector selector2 = new TestMessageSelector(false, counter);
IMessageSelector selector3 = new TestMessageSelector(false, counter);
IMessageSelector selector4 = new TestMessageSelector(true, counter);
MessageSelectingInterceptor interceptor = new MessageSelectingInterceptor(selector1, selector2, selector3,
selector4);
QueueChannel channel = new QueueChannel();
channel.AddInterceptor(interceptor);
try
{
channel.Send(new StringMessage("test1"));
}
catch (MessageDeliveryException)
{
exceptionThrown = true;
}
Assert.That(exceptionThrown, Is.True);
Assert.That(counter.Value, Is.EqualTo(2));
}
public void GetLastLazySetValue()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.Value);
ai.LazySet(2);
Assert.AreEqual(2, ai.Value);
ai.LazySet(-3);
Assert.AreEqual(-3, ai.Value);
}
public void WeakCompareExpectedValueAndSetNewValue()
{
AtomicInteger ai = new AtomicInteger(1);
while (!ai.WeakCompareAndSet(1, 2)) { }
while (!ai.WeakCompareAndSet(2, -4)) { }
Assert.AreEqual(-4, ai.Value);
while (!ai.WeakCompareAndSet(-4, 7)) { }
Assert.AreEqual(7, ai.Value);
Assert.IsFalse(ai.WeakCompareAndSet(-4, 7));
}
public void Value()
{
AtomicInteger ai = new AtomicInteger(42);
Assert.AreEqual(ai.Value, 42);
}
internal AtomicLoop(long iters, AtomicInteger obj, CyclicBarrier b)
{
this.iters = iters;
this.obj = obj;
this.barrier = b;
obj.Value = (CASLoops.rng.next());
}
public void DefaultConstructor()
{
AtomicInteger ai = new AtomicInteger();
Assert.AreEqual(0, ai.Value);
}
public void Value()
{
AtomicInteger ai = new AtomicInteger(42);
Assert.AreEqual(ai.Value, 42);
}
public void DecrementValueAndReturn()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(0, ai.DecrementValueAndReturn());
Assert.AreEqual(-1, ai.DecrementValueAndReturn());
Assert.AreEqual(-2, ai.DecrementValueAndReturn());
Assert.AreEqual(-2, ai.Value);
}
public TestMessageSelector(bool shouldAccept, AtomicInteger counter)
{
_shouldAccept = shouldAccept;
_counter = counter;
}
public void Exchange()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.Exchange(0));
Assert.AreEqual(0, ai.Exchange(-10));
Assert.AreEqual(-10, ai.Exchange(1));
}
public void DefaultConstructor()
{
AtomicInteger ai = new AtomicInteger();
Assert.AreEqual(0, ai.Value);
}
public void testSingleSelectorRejects()
{
AtomicInteger counter = new AtomicInteger();
IMessageSelector selector = new TestMessageSelector(false, counter);
MessageSelectingInterceptor interceptor = new MessageSelectingInterceptor(selector);
QueueChannel channel = new QueueChannel();
channel.AddInterceptor(interceptor);
channel.Send(new StringMessage("test1"));
}
public void Constructor()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.Value);
}
public void GetLastSetValue()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.Value);
ai.Value = 2;
Assert.AreEqual(2, ai.Value);
ai.Value = -3;
Assert.AreEqual(-3, ai.Value);
}
public void ShutdownNowReturnsTasksThatWereNotRun()
{
var nRun = new AtomicInteger(0);
var action = ThreadManager.GetManagedAction(
() =>
{
nRun.IncrementValueAndReturn();
try { Thread.Sleep(Delays.Medium); }
catch (ThreadInterruptedException) { }
});
var es = ExecutorService;
int submitCount = 0;
try
{
for (int i = 0; i < 100; i++)
{
es.Execute(action);
submitCount++;
}
}
catch (RejectedExecutionException) { }
IList<IRunnable> l = es.ShutdownNow();
Assert.IsTrue(es.IsShutdown);
Assert.IsNotNull(l);
Assert.That(l.Count, Is.LessThanOrEqualTo(submitCount-nRun.Value));
ThreadManager.JoinAndVerify(Delays.Long);
}
public void ImplicitConverter()
{
AtomicInteger ai = new AtomicInteger(1);
int result = ai;
Assert.AreEqual(1, result);
ai.Value = 3;
result = ai;
Assert.AreEqual(3, result);
}
public void Constructor()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.Value);
}
public void ReturnValueAndDecrement()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.ReturnValueAndDecrement());
Assert.AreEqual(0, ai.ReturnValueAndDecrement());
Assert.AreEqual(-1, ai.ReturnValueAndDecrement());
}
// static long runUpdaterAtomic(int n, long iters) throws Exception {
// LoopHelpers.BarrierTimer timer = new LoopHelpers.BarrierTimer();
// CyclicBarrier b = new CyclicBarrier(n+1, timer);
// UpdaterAtomicInteger a = new UpdaterAtomicInteger();
// for (int j = 0; j < n; ++j)
// new Thread(new UpdaterAtomicLoop(iters, a, b)).start();
// b.await();
// b.await();
// if (sum.get() == 0) System.out.print(" ");
// return timer.getTime();
// }
//
internal static long runAtomic(int n, long iters)
{
LoopHelpers.BarrierTimer timer = new LoopHelpers.BarrierTimer();
CyclicBarrier b = new CyclicBarrier(n + 1, timer);
AtomicInteger a = new AtomicInteger();
for (int j = 0; j < n; ++j)
new SupportClass.ThreadClass(new System.Threading.ThreadStart(new AtomicLoop(iters, a, b).Run)).Start();
b.Await();
b.Await();
if (sum.Value == 0)
System.Console.Out.Write(" ");
return timer.Time;
}
public void ReturnValueAndIncrement()
{
AtomicInteger ai = new AtomicInteger(1);
Assert.AreEqual(1, ai.ReturnValueAndIncrement());
Assert.AreEqual(2, ai.Value);
ai.Value = -2;
Assert.AreEqual(-2, ai.ReturnValueAndIncrement());
Assert.AreEqual(-1, ai.ReturnValueAndIncrement());
Assert.AreEqual(0, ai.ReturnValueAndIncrement());
Assert.AreEqual(1, ai.Value);
}
public void SerializationAndDeserialization()
{
AtomicInteger l = new AtomicInteger();
l.Value = 22;
MemoryStream bout = new MemoryStream(10000);
BinaryFormatter formatter = new BinaryFormatter();
formatter.Serialize(bout, l);
MemoryStream bin = new MemoryStream(bout.ToArray());
BinaryFormatter formatter2 = new BinaryFormatter();
AtomicInteger r = (AtomicInteger)formatter2.Deserialize(bin);
Assert.AreEqual(l.Value, r.Value);
}
public void ToStringTest()
{
AtomicInteger ai = new AtomicInteger();
for (int i = -12; i < 6; ++i)
{
ai.Value = i;
Assert.AreEqual(ai.ToString(), Convert.ToString(i));
}
}
public void TestWithListener()
{
var mocker = new AutoMoqer();
var mockConnectionFactory = mocker.GetMock<RabbitMQ.Client.ConnectionFactory>();
var mockConnection = mocker.GetMock<RabbitMQ.Client.IConnection>();
mockConnectionFactory.Setup(c => c.CreateConnection()).Returns(mockConnection.Object);
var called = new AtomicInteger(0);
var connectionFactory = new CachingConnectionFactory(mockConnectionFactory.Object);
var mockConnectionListener = new Mock<IConnectionListener>();
mockConnectionListener.Setup(m => m.OnCreate(It.IsAny<IConnection>())).Callback((IConnection conn) => called.IncrementValueAndReturn());
mockConnectionListener.Setup(m => m.OnClose(It.IsAny<IConnection>())).Callback((IConnection conn) => called.DecrementValueAndReturn());
connectionFactory.ConnectionListeners = new List<IConnectionListener>() { mockConnectionListener.Object };
var con = connectionFactory.CreateConnection();
Assert.AreEqual(1, called.Value);
con.Close();
Assert.AreEqual(1, called.Value);
mockConnection.Verify(c => c.Close(), Times.Never());
connectionFactory.CreateConnection();
Assert.AreEqual(1, called.Value);
connectionFactory.Dispose();
Assert.AreEqual(0, called.Value);
mockConnection.Verify(c => c.Close(), Times.AtLeastOnce());
mockConnectionFactory.Verify(c => c.CreateConnection(), Times.Exactly(1));
}
public TestPostSendInterceptorWithUnsentMessageInterceptor(AtomicInteger invokedCounter,
AtomicInteger sentCounter,
IMessageChannel channel)
{
_invokedCounter = invokedCounter;
_sentCounter = sentCounter;
_channel = channel;
}