public void SimpleTimer()
{
var singleValues = new ConcurrentBag <SingleMetricHolder>();
var summaryValues = new ConcurrentBag <SummaryMetricHolder>();
using (var factory = new MetricFactory())
{
factory.AddCallback("callback1", 1, (object userState, string name, string[] labels, double?value, CancellationToken cancellationToken) =>
{
singleValues.Add(new SingleMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Value = value
});
return(Task.CompletedTask);
},
(object userState, string name, string[] labels, int?count, double?minimum, double?maximum, double?mean, double?standardDeviation, double?p50, double?p90, double?p95, double?p98, double?p99, CancellationToken cancellationToken) =>
{
summaryValues.Add(new SummaryMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Count = count, Minimum = minimum, Maximum = maximum, Mean = mean, StandardDeviation = standardDeviation, p50 = p50, p90 = p90, p95 = p95, p98 = p98, p99 = p99
});
return(Task.CompletedTask);
}, "test");
// Added to force aggregated to be added while allowing for callback tracking
factory.AddDebug("debug", 1, false);
var summary = factory.CreateSummary("Metric1", "Test metric for #1", 5, true, new string[] { "label1", "label2" });
for (var index = 0; index < 1000; index++)
{
using (summary.Time())
{
Task.Delay(10).GetAwaiter().GetResult();
}
}
Task.Delay(1000).GetAwaiter().GetResult();
}
var groupings = summaryValues.GroupBy(item => item.Name).ToArray();
Assert.IsTrue(groupings.Length == 1, "Metric count not expected");
var start = 0;
foreach (var item in groupings)
{
var itemList = item.OrderBy(item => item.SampleTime).ToArray();
var average = itemList.Average(item => item.p50);
Assert.IsTrue(itemList.Length > 5, "More than 5 items were expected");
// Assert.IsTrue(average >= 10 && average <= 20, "Average was not expected when more than 5 values in frame");
start += itemList.Length;
}
Assert.IsTrue(singleValues.IsEmpty, "single value count not expected");
}
public void FactoryCreateCountIteration()
{
var singleValues = new ConcurrentBag <SingleMetricHolder>();
var summaryValues = new ConcurrentBag <SummaryMetricHolder>();
using (var factory = new MetricFactory())
{
factory.AddCallback("callback1", 1, (object userState, string name, string[] labels, double?value, CancellationToken cancellationToken) =>
{
singleValues.Add(new SingleMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Value = value
});
return(Task.CompletedTask);
},
(object userState, string name, string[] labels, int?count, double?minimum, double?maximum, double?mean, double?standardDeviation, double?p50, double?p90, double?p95, double?p98, double?p99, CancellationToken cancellationToken) =>
{
summaryValues.Add(new SummaryMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Count = count, Minimum = minimum, Maximum = maximum, Mean = mean, StandardDeviation = standardDeviation, p50 = p50, p90 = p90, p95 = p95, p98 = p98, p99 = p99
});
return(Task.CompletedTask);
}, "test");
factory.AddDebug("debug", 1, true);
factory.AddTrace("trace", 1, true);
factory.AddConsole("console", 1, true);
var summary = factory.CreateSummary("Metric1", "Test metric for #1", 5, true, new string[] { "label1", "label2" });
for (var index = 0; index < 1500; index++)
{
summary.Observe(_doubleValues[index % _doubleValues.Length]);
if (index < 1499)
{
Task.Delay(10).GetAwaiter().GetResult();
}
}
Task.Delay(1000).GetAwaiter().GetResult();
}
var groupings = summaryValues.GroupBy(item => item.Name).ToArray();
Assert.IsTrue(groupings.Length == 1, "Metric count not expected");
var start = 0;
foreach (var item in groupings)
{
var itemList = item.OrderBy(item => item.SampleTime).ToArray();
start += itemList.Length;
}
Assert.IsTrue(singleValues.IsEmpty, "single value count not expected");
}
public void SimpleGaugeTracker()
{
var singleValues = new ConcurrentBag <SingleMetricHolder>();
var summaryValues = new ConcurrentBag <SummaryMetricHolder>();
using (var factory = new MetricFactory())
{
factory.AddCallback("callback1", 1, (object userState, string name, string[] labels, double?value, CancellationToken cancellationToken) =>
{
singleValues.Add(new SingleMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Value = value
});
return(Task.CompletedTask);
},
(object userState, string name, string[] labels, int?count, double?minimum, double?maximum, double?mean, double?standardDeviation, double?p50, double?p90, double?p95, double?p98, double?p99, CancellationToken cancellationToken) =>
{
summaryValues.Add(new SummaryMetricHolder {
SampleTime = DateTime.UtcNow, Labels = labels, Name = name, UserState = userState, Count = count, Minimum = minimum, Maximum = maximum, Mean = mean, StandardDeviation = standardDeviation, p50 = p50, p90 = p90, p95 = p95, p98 = p98, p99 = p99
});
return(Task.CompletedTask);
}, "test");
// Added to force aggregated to be added while allowing for callback tracking
factory.AddDebug("debug", 1, false);
var gauge = factory.CreateGauge("Metric1", "Test metric for #1", true, new string[] { "label1", "label2" });
var disposalList = new List <IDisposable>();
for (var index = 0; index < 500; index++)
{
disposalList.Add(gauge.TrackExecution());
if (index < 499)
{
Task.Delay(10).GetAwaiter().GetResult();
}
}
Task.Delay(1000).GetAwaiter().GetResult();
var maximumConcurrency = singleValues.Max(item => item.Value.Value);
foreach (var item in disposalList)
{
item.Dispose();
}
Task.Delay(1000).GetAwaiter().GetResult();
var orderedValues = singleValues.OrderBy(item => item.SampleTime).ToArray();
// Assert.IsTrue(orderedValues[orderedValues.Length - 1].Value > 50, $"The gauge final result was not expected (value {orderedValues[orderedValues.Length - 1].Value})");
}
var groupings = singleValues.GroupBy(item => item.Name).ToArray();
Assert.IsTrue(groupings.Length == 1, "Metric count not expected");
foreach (var item in groupings)
{
var itemList = item.OrderBy(item => item.SampleTime).ToArray();
Assert.IsTrue(itemList.Length >= 6, $"Single value count within groupings not within expected tolerance (value { itemList.Length })");
Assert.IsTrue((itemList.Max(item => item.Value ?? 0)) >= 500, "Maximum value count not expected");
}
Assert.IsTrue(summaryValues.Count == 0, "Summary value count not expected");
}