public void BuildRootSpanWith_Start()
{
var tracer = LambdaTracer.Instance;
var name = "operationName";
var spanBuilder = tracer.BuildSpan(name);
LambdaRootSpan span1 = (LambdaRootSpan)spanBuilder.Start();
LambdaRootSpan span2 = (LambdaRootSpan)spanBuilder.Start();
Assert.IsNull(tracer.ActiveSpan);
Thread.Sleep(500);
span1.Finish();
span2.Finish();
Assert.NotNull(span1, "span1 must not be null");
Assert.AreEqual(ExpectedGuidLength, span1.Guid().Length, $"span1 guid length must be {ExpectedGuidLength}");
Assert.AreEqual(name, span1.GetOperationName(), $"span1 operation name should be {name} but got {span1.GetOperationName()} instead");
Assert.IsTrue(span1.GetDurationInSeconds() > 0.0, $"span1 duration must be greater than 0 but got {span1.GetDurationInSeconds()} instead");
Assert.IsFalse(string.IsNullOrEmpty(span1.Guid()), "span1 guid must not be null or empty");
Assert.NotNull(span2, "span2 must not be null");
Assert.AreEqual(ExpectedGuidLength, span2.Guid().Length, $"span2 guid length must be {ExpectedGuidLength}");
Assert.AreEqual(name, span2.GetOperationName(), $"span2 operation name should be {name} but got {span2.GetOperationName()} instead");
Assert.IsTrue(span2.GetDurationInSeconds() > 0.0, $"span2 duration must be greater than 0 but got {span2.GetDurationInSeconds()} instead");
Assert.IsFalse(string.IsNullOrEmpty(span2.Guid()), "span2 guid must not be null or empty");
Assert.AreNotEqual(span1.Guid(), span2.Guid(), "span1 and span2 must have different guids");
}
public void BuildActiveRootSpanWith_StartActive()
{
var tracer = LambdaTracer.Instance;
var name = "operationName";
var spanBuilder = tracer.BuildSpan(name);
LambdaRootSpan span = null;
LambdaRootSpan activeSpan = null;
using (var scope = spanBuilder.StartActive())
{
span = (LambdaRootSpan)scope.Span;
activeSpan = (LambdaRootSpan)tracer.ActiveSpan;
}
Thread.Sleep(500);
span.Finish();
Assert.NotNull(span, "span must not be null");
Assert.AreEqual(ExpectedGuidLength, span.Guid().Length, $"span guid length must be {ExpectedGuidLength}");
Assert.AreSame(activeSpan, span, "The span we created should be the active span");
Assert.AreEqual(name, span.GetOperationName(), $"span operation name should be {name} but got {span.GetOperationName()} instead");
Assert.IsTrue(span.GetDurationInSeconds() > 0.0, $"span duration must be greater than 0 but got {span.GetDurationInSeconds()} instead");
Assert.IsFalse(string.IsNullOrEmpty(span.Guid()), "span guid must not be null or empty");
}