public void IgnoresUnconfiguredEventCounter()
{
// ARRANGE
const int refreshTimeInSecs = 1;
ConcurrentQueue <ITelemetry> itemsReceived = new ConcurrentQueue <ITelemetry>();
using (var eventListener = new EventCounterCollectorDiagnosticListener())
using (var module = new EventCounterCollectionModule(refreshTimeInSecs))
{
module.Counters.Add(new EventCounterCollectionRequest()
{
EventSourceName = this.TestEventCounterSourceName, EventCounterName = this.TestEventCounterName1
});
module.Initialize(GetTestTelemetryConfiguration(itemsReceived));
// ACT
// These will fire counters 'mycountername2' which is not in the configured list.
TestEventCounter.Log.SampleCounter2(1500);
TestEventCounter.Log.SampleCounter2(400);
// Wait at least for refresh time.
Task.Delay(((int)refreshTimeInSecs * 1000) + 500).Wait();
// VALIDATE
Assert.IsTrue(CheckEventReceived(eventListener.EventsReceived, nameof(EventCounterCollectorEventSource.IgnoreEventWrittenAsCounterNotInConfiguredList)));
}
}
public void ValidateConfiguredNamingOptions()
{
// ARRANGE
const int refreshTimeInSecs = 1;
ConcurrentQueue <ITelemetry> itemsReceived = new ConcurrentQueue <ITelemetry>();
string expectedName = this.TestEventCounterName1;
string expectedMetricNamespace = this.TestEventCounterSourceName;
double expectedMetricValue = 1000;
int expectedMetricCount = 1;
using (var module = new EventCounterCollectionModule(refreshTimeInSecs))
{
module.UseEventSourceNameAsMetricsNamespace = true;
module.Counters.Add(new EventCounterCollectionRequest()
{
EventSourceName = this.TestEventCounterSourceName, EventCounterName = this.TestEventCounterName1
});
module.Initialize(GetTestTelemetryConfiguration(itemsReceived));
// ACT
// Making a call with 1000
TestEventCounter.Log.SampleCounter1(1000);
// Wait at least for refresh time.
Task.Delay(((int)refreshTimeInSecs * 1000) + 500).Wait();
PrintTelemetryItems(itemsReceived);
// VALIDATE
ValidateTelemetry(itemsReceived, expectedName, expectedMetricNamespace, expectedMetricValue, expectedMetricCount);
}
}
public void WarnsIfNoCountersConfigured()
{
using (var eventListener = new EventCounterCollectorDiagnosticListener())
using (var module = new EventCounterCollectionModule())
{
ConcurrentQueue <ITelemetry> itemsReceived = new ConcurrentQueue <ITelemetry>();
module.Initialize(GetTestTelemetryConfiguration(itemsReceived));
Assert.IsTrue(CheckEventReceived(eventListener.EventsReceived, nameof(EventCounterCollectorEventSource.ModuleIsBeingInitializedEvent)));
Assert.IsTrue(CheckEventReceived(eventListener.EventsReceived, nameof(EventCounterCollectorEventSource.EventCounterCollectorNoCounterConfigured)));
}
}
public void ValidateSingleEventCounterCollection()
{
// ARRANGE
const int refreshTimeInSecs = 1;
ConcurrentQueue <ITelemetry> itemsReceived = new ConcurrentQueue <ITelemetry>();
string expectedName = this.TestEventCounterSourceName + "|" + this.TestEventCounterName1;
string expectedMetricNamespace = String.Empty;
double expectedMetricValue = (1000 + 1500 + 1500 + 400) / 4;
int expectedMetricCount = 4;
using (var module = new EventCounterCollectionModule(refreshTimeInSecs))
{
module.Counters.Add(new EventCounterCollectionRequest()
{
EventSourceName = this.TestEventCounterSourceName, EventCounterName = this.TestEventCounterName1
});
module.Initialize(GetTestTelemetryConfiguration(itemsReceived));
// ACT
// Making 4 calls with 1000, 1500, 1500, 400 value, leading to an average of 1100.
TestEventCounter.Log.SampleCounter1(1000);
TestEventCounter.Log.SampleCounter1(1500);
TestEventCounter.Log.SampleCounter1(1500);
TestEventCounter.Log.SampleCounter1(400);
// Wait at least for refresh time.
Task.Delay(((int)refreshTimeInSecs * 1000) + 500).Wait();
PrintTelemetryItems(itemsReceived);
// VALIDATE
ValidateTelemetry(itemsReceived, expectedName, expectedMetricNamespace, expectedMetricValue, expectedMetricCount);
// Clear the items.
Trace.WriteLine("Clearing items received.");
itemsReceived.Clear();
// Wait another refresh interval to receive more events, but with zero as counter values.
// as nobody is publishing events.
Task.Delay(((int)refreshTimeInSecs * 1000)).Wait();
Assert.IsTrue(itemsReceived.Count >= 1);
PrintTelemetryItems(itemsReceived);
ValidateTelemetry(itemsReceived, expectedName, expectedMetricNamespace, 0.0, 0);
}
}
