public void NoEviction_Max()
{
var eq = new EvictingQueue <int>(4);
Assert.Equal(0, eq.Count);
Assert.Equal(0, eq.DroppedItems);
eq.Add(0);
Assert.Equal(1, eq.Count);
Assert.Equal(0, eq.DroppedItems);
eq.Add(1);
Assert.Equal(2, eq.Count);
Assert.Equal(0, eq.DroppedItems);
eq.Add(2);
Assert.Equal(3, eq.Count);
Assert.Equal(0, eq.DroppedItems);
eq.Add(3);
Assert.Equal(4, eq.Count);
Assert.Equal(0, eq.DroppedItems);
var items = eq.ToArray();
Assert.Equal(4, items.Length);
Assert.Equal(0, items[0]);
Assert.Equal(1, items[1]);
Assert.Equal(2, items[2]);
Assert.Equal(3, items[3]);
}
public void ConsiderForSampling(SpanBase span)
{
long spanEndNanoTime = span.EndNanoTime;
if (span.Context.TraceOptions.IsSampled)
{
// Need to compare by doing the subtraction all the time because in case of an overflow,
// this may never sample again (at least for the next ~200 years). No real chance to
// overflow two times because that means the process runs for ~200 years.
if (spanEndNanoTime - lastSampledNanoTime > TIME_BETWEEN_SAMPLES)
{
sampledSpansQueue.Add(span);
lastSampledNanoTime = spanEndNanoTime;
}
}
else
{
// Need to compare by doing the subtraction all the time because in case of an overflow,
// this may never sample again (at least for the next ~200 years). No real chance to
// overflow two times because that means the process runs for ~200 years.
if (spanEndNanoTime - lastNotSampledNanoTime > TIME_BETWEEN_SAMPLES)
{
notSampledSpansQueue.Add(span);
lastNotSampledNanoTime = spanEndNanoTime;
}
}
}
internal void AddEvent(T @event)
{
totalRecordedEvents++;
events.Add(@event);
}