public void OperationTelemetryStopAssignsCurrentTimeAsStartTimeAndTimeStampWithoutStart()
{
var telemetry = new DependencyTelemetry();
telemetry.Stop();
Assert.NotEqual(DateTimeOffset.MinValue, telemetry.StartTime);
Assert.Equal(telemetry.StartTime, telemetry.Timestamp);
Assert.Equal(telemetry.Duration, TimeSpan.Zero);
}
public void OperationTelemetryStopDoesNotAffectTimeStampAndStartTimeAfterStart()
{
var telemetry = new DependencyTelemetry();
telemetry.Start();
DateTimeOffset actualTime = telemetry.Timestamp;
telemetry.Stop();
Assert.Equal(actualTime, telemetry.Timestamp);
Assert.Equal(actualTime, telemetry.StartTime);
}
public void OperationTelemetryStopComputesDurationAfterStart()
{
var telemetry = new DependencyTelemetry();
telemetry.Start();
Thread.Sleep(2000);
Assert.Equal(TimeSpan.Zero, telemetry.Duration);
telemetry.Stop();
Assert.True(telemetry.Duration.TotalMilliseconds > 0);
}
/// <summary>
/// Function that needs to be invoked after the request call to the sever. Computes the duration of the request and tracks the dependency telemetry
/// item.
/// </summary>
/// <param name="telemetryClient">Telemetry client object to track the telemetry item.</param>
/// <param name="telemetry">Telemetry item to compute the duration and track.</param>
internal static void EndTracking(TelemetryClient telemetryClient, DependencyTelemetry telemetry)
{
telemetry.Stop();
telemetryClient.Track(telemetry);
}