public void TestRecorders()
{
var collector = new MetricsCollector();
collector.Record("Recorder1", 1.0M, Unit.MilliSecond);
collector.Record("Recorder1", 11.0M, Unit.MilliSecond);
collector.Record("Recorder2", 2.0M, Unit.Second);
collector.Record("Recorder2", 22.0M, Unit.Second);
var metrics = collector.GetMetrics();
Assert.Equal(2, metrics.Count);
RecorderUtils.AssertRecorderOutput(new[] { 1.0M, 11.0M }, Unit.MilliSecond,
metrics["Recorder1"].FlushToString());
RecorderUtils.AssertRecorderOutput(new[] { 2.0M, 22.0M }, Unit.Second, metrics["Recorder2"].FlushToString());
}
public void FlushedMetricDoesNotHaveData()
{
var collector = new MetricsCollector();
collector.Record("counter", 10M, Unit.Minute);
collector.FlushToString();
Assert.Equal(string.Empty, collector.GetMetrics()["counter"].FlushToString());
}
public void CrossMetricMergesAreNotAllowed()
{
var collector = new MetricsCollector();
collector.IncrementCounter("Counter", 1);
var collector2 = new MetricsCollector();
collector2.Record("Counter", 10M, Unit.Second);
collector.Merge(collector2);
}
public void CollectorShouldIgnoreInvalidMetricNames()
{
var collector = new MetricsCollector();
const string invalidName = "Invalid@Name";
collector.IncrementCounter(invalidName, 1);
using (collector.StartTimer(invalidName))
{
collector.Record(invalidName, 0, Unit.None);
}
Assert.Equal(string.Empty, collector.FlushToString());
}
