internal void Extract_DoNotReturnTraceStateInContextIfNotPresent(IHeadersCollection headers)
{
var propagator = new W3CSpanContextPropagator(new OtelTraceIdConvention());
headers.Set(W3CHeaderNames.TraceParent, "00-0af7651916cd43dd8448eb211c80319c-00f067aa0ba902b7-01");
var spanContext = propagator.Extract(headers);
spanContext.TraceState.Should().BeNullOrEmpty();
}
internal void Inject_DoNotCreateCorrectTraceStateHeaderIfNotPresent(IHeadersCollection headers)
{
var traceId = TraceId.CreateFromString("0af7651916cd43dd8448eb211c80319c");
const ulong spanId = 67667974448284343;
var spanContext = new SpanContext(traceId, spanId, traceState: null);
var propagator = new W3CSpanContextPropagator(new OtelTraceIdConvention());
propagator.Inject(spanContext, headers);
headers.GetValues(W3CHeaderNames.TraceState).Should().HaveCount(0);
}
internal void Extract_OmitsTraceStateWithIncorrectKey(IHeadersCollection headers)
{
var propagator = new W3CSpanContextPropagator(new OtelTraceIdConvention());
headers.Set(W3CHeaderNames.TraceParent, "00-0af7651916cd43dd8448eb211c80319c-00f067aa0ba902b7-01");
headers.Set(W3CHeaderNames.TraceState, "statDSAe=3,arn=2");
var spanContext = propagator.Extract(headers);
spanContext.TraceState.Should().BeNullOrEmpty();
}
internal void Extract_ReturnCorrectTraceAndSpanIdInContext(IHeadersCollection headers)
{
var propagator = new W3CSpanContextPropagator(new OtelTraceIdConvention());
headers.Set(W3CHeaderNames.TraceParent, "00-0af7651916cd43dd8448eb211c80319c-00f067aa0ba902b7-01");
var spanContext = propagator.Extract(headers);
using (new AssertionScope())
{
spanContext.SpanId.Should().Be(67667974448284343);
spanContext.TraceId.Should().Be(TraceId.CreateFromString("0af7651916cd43dd8448eb211c80319c"));
}
}
internal void Inject_CreateCorrectTraceStateHeaderIfPresent(IHeadersCollection headers)
{
var traceId = TraceId.CreateFromString("0af7651916cd43dd8448eb211c80319c");
const ulong spanId = 67667974448284343;
var spanContext = new SpanContext(traceId, spanId, "state");
var propagator = new W3CSpanContextPropagator(new OtelTraceIdConvention());
propagator.Inject(spanContext, headers);
using (new AssertionScope())
{
headers.GetValues(W3CHeaderNames.TraceState).Should().HaveCount(1);
headers.GetValues(W3CHeaderNames.TraceState).Should().BeEquivalentTo(new List <string> {
"state"
});
}
}
