public void OperationTelemetryStartInitializesTimeStampAndStartTimeToTelemetry()
{
var telemetry = new DependencyTelemetry();
Assert.Equal(telemetry.StartTime, DateTimeOffset.MinValue);
Assert.Equal(telemetry.Timestamp, DateTimeOffset.MinValue);
telemetry.Start();
Assert.Equal(telemetry.StartTime, telemetry.Timestamp);
}
/// <summary>
/// The function that needs to be called before sending a request to the server. Creates and initializes dependency telemetry item.
/// </summary>
/// <param name="telemetryClient">Telemetry client object to initialize the context of the telemetry item.</param>
internal static DependencyTelemetry BeginTracking(TelemetryClient telemetryClient)
{
var telemetry = new DependencyTelemetry();
telemetry.Start();
telemetryClient.Initialize(telemetry);
PretendProfilerIsAttached = false;
return telemetry;
}
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);
}
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);
}