public async Task StartClientTrace_IsNotSampled_ReturnNullSpan()
{
var zipkinConfig = new ZipkinConfig(new Uri("http://localhost"));
var traceInfoAccessor = Substitute.For <ITraceInfoAccessor>();
var spanTracer = Substitute.For <ISpanTracer>();
var logger = Substitute.For <ILogger <ZipkinClient> >();
traceInfoAccessor.TraceInfo.Returns(ci => new TraceInfo(null, string.Empty, false, false, null, null, string.Empty));
var zipkinClient = new ZipkinClient(zipkinConfig, traceInfoAccessor, spanTracer, logger);
Assert.IsNull(await zipkinClient.StartClientTrace(null, null));
Assert.IsNull(await zipkinClient.StartClientTrace(new Uri("http://localhost"), null));
Assert.IsNull(await zipkinClient.StartClientTrace(new Uri("http://localhost"), "POST"));
}
public void StartClientTrace_WithSpanTracerException_DoesntThrow()
{
var zipkinConfig = new ZipkinConfig(new Uri("http://localhost"));
var traceInfoAccessor = Substitute.For <ITraceInfoAccessor>();
var spanTracer = Substitute.For <ISpanTracer>();
var logger = Substitute.For <ILogger <ZipkinClient> >();
traceInfoAccessor.TraceInfo.Returns(ci => new TraceInfo("traceId", string.Empty, true, false, null, null, string.Empty));
spanTracer.WhenForAnyArgs(x => x.SendClientSpan(null, null, null)).Throw <Exception>();
var zipkinClient = new ZipkinClient(zipkinConfig, traceInfoAccessor, spanTracer, logger);
Assert.DoesNotThrowAsync(() => zipkinClient.StartClientTrace(new Uri("http://localhost"), "POST"));
}
public async Task StartClientTrace_WithTraceOn_ReceiveSpan()
{
var traceInfo = new TraceInfo("traceId", string.Empty, true, false, new Uri("http://localhost"), null);
var span = new Span("span", traceInfo);
var zipkinConfig = new ZipkinConfig(new Uri("http://localhost"));
var traceInfoAccessor = Substitute.For <ITraceInfoAccessor>();
var spanTracer = Substitute.For <ISpanTracer>();
var logger = Substitute.For <ILogger <ZipkinClient> >();
traceInfoAccessor.TraceInfo.Returns(ci => new TraceInfo("traceId", string.Empty, true, false, null, null, string.Empty));
spanTracer.SendClientSpan(null, null, null).ReturnsForAnyArgs(span);
var zipkinClient = new ZipkinClient(zipkinConfig, traceInfoAccessor, spanTracer, logger);
Assert.AreSame(await zipkinClient.StartClientTrace(new Uri("http://localhost"), "POST"), span);
}
