public void TestEmptyStreamProducesZeros()
{
IHystrixCollapserKey key = HystrixCollapserKeyDefault.AsKey("CumulativeCollapser-A");
stream = CumulativeCollapserEventCounterStream.GetInstance(key, 10, 100);
stream.StartCachingStreamValuesIfUnstarted();
CountdownEvent latch = new CountdownEvent(1);
stream.Observe().Take(10).Subscribe(new LatchedObserver(latch));
// no writes
try
{
Assert.True(latch.Wait(10000), "CountdownEvent was not set!");
}
catch (Exception)
{
Assert.False(true, "Interrupted ex");
}
output.WriteLine("ReqLog : " + HystrixRequestLog.CurrentRequestLog.GetExecutedCommandsAsString());
Assert.Equal(CollapserEventTypeHelper.Values.Count, stream.Latest.Length);
Assert.Equal(0, stream.GetLatest(CollapserEventType.ADDED_TO_BATCH));
Assert.Equal(0, stream.GetLatest(CollapserEventType.BATCH_EXECUTED));
Assert.Equal(0, stream.GetLatest(CollapserEventType.RESPONSE_FROM_CACHE));
}
public void TestEmptyStreamProducesZeros()
{
var key = HystrixCollapserKeyDefault.AsKey("CumulativeCollapser-A");
var latch = new CountdownEvent(1);
var observer = new LatchedObserver(output, latch);
stream = CumulativeCollapserEventCounterStream.GetInstance(key, 10, 100);
latchSubscription = stream.Observe().Subscribe(observer);
Assert.True(WaitForLatchedObserverToUpdate(observer, 1, 500, output), "Latch took to long to update");
Assert.Equal(CollapserEventTypeHelper.Values.Count, stream.Latest.Length);
Assert.Equal(0, stream.GetLatest(CollapserEventType.ADDED_TO_BATCH));
Assert.Equal(0, stream.GetLatest(CollapserEventType.BATCH_EXECUTED));
Assert.Equal(0, stream.GetLatest(CollapserEventType.RESPONSE_FROM_CACHE));
}
public long GetCumulativeCount(CollapserEventType collapserEventType)
{
return(_cumulativeCollapserEventCounterStream.GetLatest(collapserEventType));
}
