public void LastValueAggregatorAggregatesCorrectly()
{
// create an aggregator
LastValueAggregator <long> aggregator = new LastValueAggregator <long>();
var sum = aggregator.ToMetricData() as SumData <long>;
// we start with 0.
Assert.Equal(0, sum.Sum);
aggregator.Update(10);
aggregator.Update(20);
aggregator.Update(30);
aggregator.Update(40);
aggregator.Checkpoint();
sum = aggregator.ToMetricData() as SumData <long>;
Assert.Equal(40, sum.Sum);
}
/// <summary> /// Process the observer metric. /// </summary> /// <param name="meterName">the name of the meter, used as a namespace for the metric instruments.</param> /// <param name="metricName">the name of the observer.</param> /// <param name="labelSet">the labelSet associated with observer value.</param> /// <param name="lastValueAggregator">the aggregator from which raw values can be obtained.</param> public abstract void ProcessObserver(string meterName, string metricName, LabelSet labelSet, LastValueAggregator <double> lastValueAggregator);
public void LastValueAggregatorSupportsDouble()
{
LastValueAggregator <double> aggregator = new LastValueAggregator <double>();
}
public void LastValueAggregatorSupportsLong()
{
LastValueAggregator <long> aggregator = new LastValueAggregator <long>();
}
public override void ProcessObserver(string meterName, string metricName, LabelSet labelSet, LastValueAggregator <double> lastValueAggregator)
{
throw new NotImplementedException();
}
public override void ProcessObserver(string meterName, string metricName, LabelSet labelSet, LastValueAggregator <long> lastValueAggregator)
{
}
public override void ProcessObserver(string meterName, string metricName, LabelSet labelSet, LastValueAggregator <long> lastValueAggregator)
{
observations.Add(new Tuple <string, LabelSet, long>(metricName, labelSet, lastValueAggregator.ValueFromLastCheckpoint()));
}