public void InjectTraceContext()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientCoreObserver(opts, tracing);
var request = GetHttpRequestMessage();
tracing.Tracer.SpanBuilder("MySpan").StartScopedSpan(out ISpan span);
obs.InjectTraceContext(request, null);
Assert.True(request.Headers.Contains(B3Constants.XB3TraceId));
Assert.True(request.Headers.Contains(B3Constants.XB3SpanId));
Assert.False(request.Headers.Contains(B3Constants.XB3ParentSpanId));
var spanId = request.Headers.GetValues(B3Constants.XB3SpanId).Single();
Assert.Equal(span.Context.SpanId.ToLowerBase16(), spanId);
var traceId = request.Headers.GetValues(B3Constants.XB3TraceId).Single();
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.Context.TraceOptions.IsSampled)
{
Assert.True(request.Headers.Contains(B3Constants.XB3Sampled));
}
}
public void InjectTraceContext()
{
var opts = GetOptions();
var tracing = new OpenTelemetryTracing(opts, null);
var obs = new HttpClientCoreObserver(opts, tracing);
var request = GetHttpRequestMessage();
// tracing.Tracer.SpanBuilder("MySpan").StartScopedSpan(out ISpan span);
tracing.Tracer.StartActiveSpan("MySpan", out var span);
obs.InjectTraceContext(request, null);
Assert.True(request.Headers.Contains(B3Constants.XB3TraceId));
Assert.True(request.Headers.Contains(B3Constants.XB3SpanId));
Assert.False(request.Headers.Contains(B3Constants.XB3ParentSpanId));
var spanId = request.Headers.GetValues(B3Constants.XB3SpanId).Single();
Assert.Equal(span.ToSpanData().Context.SpanId.ToHexString(), spanId);
var traceId = request.Headers.GetValues(B3Constants.XB3TraceId).Single();
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.IsRecording)
{
Assert.True(request.Headers.Contains(B3Constants.XB3Sampled));
}
}
public void InjectTraceContext()
{
var opts = GetOptions();
OpenCensusTracing tracing = new OpenCensusTracing(opts, null);
var obs = new HttpClientCoreObserver(opts, tracing);
var request = GetHttpRequestMessage();
var span = tracing.Tracer.SpanBuilder("MySpan").StartSpan() as Span;
AsyncLocalContext.CurrentSpan = span;
obs.InjectTraceContext(request, null);
Assert.True(request.Headers.Contains(B3Format.X_B3_TRACE_ID));
Assert.True(request.Headers.Contains(B3Format.X_B3_SPAN_ID));
Assert.False(request.Headers.Contains(B3Format.X_B3_PARENT_SPAN_ID));
var spanId = request.Headers.GetValues(B3Format.X_B3_SPAN_ID).Single();
Assert.Equal(span.Context.SpanId.ToLowerBase16(), spanId);
var traceId = request.Headers.GetValues(B3Format.X_B3_TRACE_ID).Single();
var expected = GetTraceId(opts, span.Context);
Assert.Equal(expected, traceId);
if (span.Context.TraceOptions.IsSampled)
{
Assert.True(request.Headers.Contains(B3Format.X_B3_SAMPLED));
}
}