public void Extract_HttpHeadersFormat_HeadersProperlySet_SpanContext()
{
const ulong parentId = 10;
const ulong traceId = 42;
var headers = new MockTextMap();
headers.Set(HttpHeaderNames.B3SpanId, parentId.ToString("x16"));
headers.Set(HttpHeaderNames.B3TraceId, traceId.ToString("x16"));
var otSpanContext = (OpenTracingSpanContext)_tracer.Extract(BuiltinFormats.HttpHeaders, headers);
Assert.Equal(parentId, otSpanContext.Context.SpanId);
Assert.Equal(traceId, otSpanContext.Context.TraceId);
}
public void Extract_ValidParentAndTraceId_ProperSpanContext()
{
const ulong traceId = 10;
const ulong parentId = 120;
var headers = new MockTextMap();
headers.Set(HttpHeaderTraceId, traceId.ToString("x16"));
headers.Set(HttpHeaderParentId, parentId.ToString("x16"));
var spanContext = _codec.Extract(headers) as OpenTracingSpanContext;
Assert.NotNull(spanContext);
Assert.Equal(traceId, spanContext.Context.TraceId);
Assert.Equal(parentId, spanContext.Context.SpanId);
}
public void Extract_MissingParentIdHeader_Exception()
{
var headers = new MockTextMap();
headers.Set(HttpHeaderTraceId, "10");
Assert.Throws <ArgumentException>(() => _codec.Extract(headers));
}
public void Extract_WrongHeaderCase_ExtractionStillWorks()
{
const ulong traceId = 10;
const ulong parentId = 120;
const SamplingPriority samplingPriority = SamplingPriority.AutoKeep;
var headers = new MockTextMap();
headers.Set(HttpHeaderTraceId.ToUpper(), traceId.ToString("x16"));
headers.Set(HttpHeaderParentId.ToUpper(), parentId.ToString("x16"));
headers.Set(HttpHeaderSamplingPriority.ToUpper(), ((int)samplingPriority).ToString());
var spanContext = _codec.Extract(headers) as OpenTracingSpanContext;
Assert.NotNull(spanContext);
Assert.Equal(traceId, spanContext.Context.TraceId);
Assert.Equal(parentId, spanContext.Context.SpanId);
}
