public void StartRemoteSpan_NullParent()
{
ISpan span =
SpanBuilder.CreateWithRemoteParent(SPAN_NAME, null, spanBuilderOptions).StartSpan();
Assert.True(span.Context.IsValid);
Assert.True(span.Options.HasFlag(SpanOptions.RECORD_EVENTS));
Assert.True(span.Context.TraceOptions.IsSampled);
ISpanData spanData = ((Span)span).ToSpanData();
Assert.Null(spanData.ParentSpanId);
Assert.False(spanData.HasRemoteParent);
}
public void StartRemoteSpanInvalidParent()
{
ISpan span =
SpanBuilder.CreateWithRemoteParent(SPAN_NAME, SpanKind.Internal, SpanContext.Blank, spanBuilderOptions)
.StartSpan();
Assert.True(span.Context.IsValid);
Assert.True(span.Options.HasFlag(SpanOptions.RecordEvents));
Assert.True(span.Context.TraceOptions.IsSampled);
ISpanData spanData = ((Span)span).ToSpanData();
Assert.Null(spanData.ParentSpanId);
Assert.False(spanData.HasRemoteParent);
}
public void StartRemoteChildSpan_WithoutSpecifiedSampler()
{
ISpan rootSpan =
SpanBuilder.CreateWithParent(SPAN_NAME, null, spanBuilderOptions)
.SetSampler(Samplers.NeverSample)
.StartSpan();
Assert.True(rootSpan.Context.IsValid);
Assert.False(rootSpan.Context.TraceOptions.IsSampled);
// Apply default sampler (always true in the tests) for spans with remote parent.
ISpan childSpan =
SpanBuilder.CreateWithRemoteParent(SPAN_NAME, rootSpan.Context, spanBuilderOptions)
.StartSpan();
Assert.True(childSpan.Context.IsValid);
Assert.Equal(rootSpan.Context.TraceId, childSpan.Context.TraceId);
Assert.True(childSpan.Context.TraceOptions.IsSampled);
}
public void StartRemoteSpan()
{
ISpanContext spanContext =
SpanContext.Create(
TraceId.GenerateRandomId(randomHandler),
SpanId.GenerateRandomId(randomHandler),
TraceOptions.DEFAULT);
ISpan span =
SpanBuilder.CreateWithRemoteParent(SPAN_NAME, spanContext, spanBuilderOptions)
.StartSpan();
Assert.True(span.Context.IsValid);
Assert.Equal(spanContext.TraceId, span.Context.TraceId);
Assert.True(span.Context.TraceOptions.IsSampled);
ISpanData spanData = ((Span)span).ToSpanData();
Assert.Equal(spanContext.SpanId, spanData.ParentSpanId);
Assert.True(spanData.HasRemoteParent);
}
public void StartRemoteChildSpan_WithSpecifiedSampler()
{
ISpan rootSpan =
SpanBuilder.CreateWithParent(SPAN_NAME, SpanKind.Internal, null, spanBuilderOptions)
.SetSampler(Samplers.AlwaysSample)
.StartSpan();
Assert.True(rootSpan.Context.IsValid);
Assert.True(rootSpan.Context.TraceOptions.IsSampled);
// Apply given sampler before default sampler for spans with remote parent.
ISpan childSpan =
SpanBuilder.CreateWithRemoteParent(SPAN_NAME, SpanKind.Internal, rootSpan.Context, spanBuilderOptions)
.SetSampler(Samplers.NeverSample)
.StartSpan();
Assert.True(childSpan.Context.IsValid);
Assert.Equal(rootSpan.Context.TraceId, childSpan.Context.TraceId);
Assert.False(childSpan.Context.TraceOptions.IsSampled);
}
public void StartRemoteChildSpan_WithProbabilitySamplerDefaultSampler()
{
var configMock = Mock.Get <ITraceConfig>(traceConfig);
configMock.Setup((c) => c.ActiveTraceParams).Returns(TraceParams.DEFAULT);
// This traceId will not be sampled by the ProbabilitySampler because the first 8 bytes as long
// is not less than probability * Long.MAX_VALUE;
ITraceId traceId =
TraceId.FromBytes(
new byte[]
{
(byte)0x8F,
(byte)0xFF,
(byte)0xFF,
(byte)0xFF,
(byte)0xFF,
(byte)0xFF,
(byte)0xFF,
(byte)0xFF,
0,
0,
0,
0,
0,
0,
0,
0
});
// If parent is sampled then the remote child must be sampled.
ISpan childSpan =
SpanBuilder.CreateWithRemoteParent(
SPAN_NAME,
SpanContext.Create(
traceId,
SpanId.GenerateRandomId(randomHandler),
TraceOptions.Builder().SetIsSampled(true).Build()),
spanBuilderOptions)
.StartSpan();
Assert.True(childSpan.Context.IsValid);
Assert.Equal(traceId, childSpan.Context.TraceId);
Assert.True(childSpan.Context.TraceOptions.IsSampled);
childSpan.End();
Assert.Equal(TraceParams.DEFAULT, traceConfig.ActiveTraceParams);
// If parent is not sampled then the remote child must be not sampled.
childSpan =
SpanBuilder.CreateWithRemoteParent(
SPAN_NAME,
SpanContext.Create(
traceId,
SpanId.GenerateRandomId(randomHandler),
TraceOptions.DEFAULT),
spanBuilderOptions)
.StartSpan();
Assert.True(childSpan.Context.IsValid);
Assert.Equal(traceId, childSpan.Context.TraceId);
Assert.False(childSpan.Context.TraceOptions.IsSampled);
childSpan.End();
}