public void VerifyExperimentalFeaturesExtension()
{
var telemetryConfiguration = new TelemetryConfiguration();
telemetryConfiguration.ExperimentalFeatures.Add("123");
bool value = telemetryConfiguration.EvaluateExperimentalFeature("123");
Assert.IsTrue(value);
bool fakeValue = telemetryConfiguration.EvaluateExperimentalFeature("fake");
Assert.IsFalse(fakeValue);
}
public void VerifyExperimentalFeaturesExtensionIfConfigEmpty()
{
var telemetryConfiguration = new TelemetryConfiguration();
bool value = telemetryConfiguration.EvaluateExperimentalFeature("abc");
Assert.IsFalse(value);
}
/// <summary>
/// Initialize method is called after all configuration properties have been loaded from the configuration.
/// </summary>
public void Initialize(TelemetryConfiguration configuration)
{
/*
* The configuration that is being passed into this method is the configuration that is the reason
* why this instance of telemetry processor was created. Regardless of which instrumentation key is passed in,
* this telemetry processor will only collect for whichever instrumentation key is specified by the module in StartCollection call.
*/
this.EvaluateDisabledTrackingProperties = configuration.EvaluateExperimentalFeature(ExperimentalConstants.DeferRequestTrackingProperties);
this.Register();
}
/// <summary>
/// Initializes the telemetry module.
/// </summary>
/// <param name="configuration">Telemetry configuration to use for initialization.</param>
public void Initialize(TelemetryConfiguration configuration)
{
this.telemetryConfiguration = configuration ?? throw new ArgumentNullException(nameof(configuration));
this.telemetryClient = new TelemetryClient(configuration);
this.telemetryClient.Context.GetInternalContext().SdkVersion = SdkVersionUtils.GetSdkVersion("web:");
this.DisableTrackingProperties = configuration.EvaluateExperimentalFeature(Microsoft.ApplicationInsights.Common.Internal.ExperimentalConstants.DeferRequestTrackingProperties);
if (this.DisableTrackingProperties)
{
configuration.DefaultTelemetrySink.TelemetryProcessorChainBuilder.Use(next => new PostSamplingTelemetryProcessor(next));
configuration.DefaultTelemetrySink.TelemetryProcessorChainBuilder.Build();
}
// Headers will be read-only in a classic iis pipeline
// Exception System.PlatformNotSupportedException: This operation requires IIS integrated pipeline mode.
if (HttpRuntime.UsingIntegratedPipeline && this.EnableChildRequestTrackingSuppression)
{
this.childRequestTrackingSuppressionModule = new ChildRequestTrackingSuppressionModule(maxRequestsTracked: this.ChildRequestTrackingInternalDictionarySize);
}
}