public void Extract_ArgumentValidation()
{
var tracer = TracerProvider.Default.GetTracer(TracerName);
var shim = new TracerShim(tracer, new TextMapPropagator());
Assert.Throws <ArgumentNullException>(() => shim.Extract(null, new Mock <ITextMap>().Object));
Assert.Throws <ArgumentNullException>(() => shim.Extract(new Mock <IFormat <ITextMap> >().Object, null));
}
public void Extract_ArgumentValidation()
{
var tracerMock = new Mock <Trace.Tracer>();
var shim = new TracerShim(tracerMock.Object, new TraceContextFormat(), new BinaryFormat());
Assert.Throws <ArgumentNullException>(() => shim.Extract(null, new Mock <ITextMap>().Object));
Assert.Throws <ArgumentNullException>(() => shim.Extract(new Mock <IFormat <ITextMap> >().Object, null));
}
public void Extract_UnknownFormatIgnored()
{
var tracer = TracerProvider.Default.GetTracer(TracerName);
var shim = new TracerShim(tracer, new TextMapPropagator());
var spanContextShim = new SpanContextShim(new SpanContext(ActivityTraceId.CreateRandom(), ActivitySpanId.CreateRandom(), ActivityTraceFlags.None));
// Only two specific types of ITextMap are supported, and neither is a Mock.
var mockCarrier = new Mock <ITextMap>();
var context = shim.Extract(new Mock <IFormat <ITextMap> >().Object, mockCarrier.Object);
// Verify that the carrier mock was never called.
mockCarrier.Verify(x => x.GetEnumerator(), Times.Never);
}
public void Extract_UnknownFormatIgnored()
{
var tracerMock = new Mock <Trace.Tracer>();
var shim = new TracerShim(tracerMock.Object, new TraceContextFormat(), new BinaryFormat());
var spanContextShim = new SpanContextShim(Defaults.GetOpenTelemetrySpanContext());
// Only two specific types of ITextMap are supported, and neither is a Mock.
var mockCarrier = new Mock <ITextMap>();
var context = shim.Extract(new Mock <IFormat <ITextMap> >().Object, mockCarrier.Object);
// Verify that the carrier mock was never called.
mockCarrier.Verify(x => x.GetEnumerator(), Times.Never);
}
public void InjectExtract_TextMap_Ok()
{
var carrier = new TextMapCarrier();
var spanContextShim = new SpanContextShim(new SpanContext(ActivityTraceId.CreateRandom(), ActivitySpanId.CreateRandom(), ActivityTraceFlags.None));
var format = new TextMapPropagator();
var tracer = TracerProvider.Default.GetTracer(TracerName);
var shim = new TracerShim(tracer, format);
// first inject
shim.Inject(spanContextShim, BuiltinFormats.TextMap, carrier);
// then extract
var extractedSpanContext = shim.Extract(BuiltinFormats.TextMap, carrier);
AssertOpenTracerSpanContextEqual(spanContextShim, extractedSpanContext);
}
public void InjectExtract_Binary_Ok()
{
var tracerMock = new Mock <Trace.Tracer>();
var carrier = new BinaryCarrier();
var spanContextShim = new SpanContextShim(Defaults.GetOpenTelemetrySpanContext());
var format = new BinaryFormat();
var shim = new TracerShim(tracerMock.Object, new TraceContextFormat(), format);
// first inject
shim.Inject(spanContextShim, BuiltinFormats.Binary, carrier);
// then extract
var extractedSpanContext = shim.Extract(BuiltinFormats.Binary, carrier);
AssertOpenTracerSpanContextEqual(spanContextShim, extractedSpanContext);
}
public void Extract_InvalidTraceParent()
{
var tracer = TracerProvider.Default.GetTracer(TracerName);
var shim = new TracerShim(tracer, new TextMapPropagator());
var mockCarrier = new Mock <ITextMap>();
// The ProxyTracer uses OpenTelemetry.Context.Propagation.TextMapPropagator, so we need to satisfy the traceparent key at the least
var carrierMap = new Dictionary <string, string>
{
// This is an invalid traceparent value
{ "traceparent", "unused" },
};
mockCarrier.Setup(x => x.GetEnumerator()).Returns(carrierMap.GetEnumerator());
var spanContextShim = shim.Extract(BuiltinFormats.TextMap, mockCarrier.Object) as SpanContextShim;
// Verify that the carrier was called
mockCarrier.Verify(x => x.GetEnumerator(), Times.Once);
Assert.Null(spanContextShim);
}