public async Task Invoke_Trace()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Returns(Task.CompletedTask);
Func <TraceHeaderContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer(accessor));
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, accessor);
await middleware.Invoke(context, _traceHeaderContext);
Assert.Equal(tracerMock.Object, ContextTracerManager.GetCurrentTracer(accessor));
Assert.True(context.Response.Headers.ContainsKey(TraceHeaderContext.TraceHeader));
Assert.Equal(_traceHeaderContext.ToString(), context.Response.Headers[TraceHeaderContext.TraceHeader]);
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_TraceException()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
tracerMock.Setup(t => t.SetStackTrace(It.IsAny <StackTrace>()));
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Throws(new DivideByZeroException());
Func <TraceHeaderContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, accessor);
await Assert.ThrowsAsync <DivideByZeroException>(
() => middleware.Invoke(context, _traceHeaderContext));
Assert.True(context.Response.Headers.ContainsKey(TraceHeaderContext.TraceHeader));
Assert.Equal(_traceHeaderContext.ToString(), context.Response.Headers[TraceHeaderContext.TraceHeader]);
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_TraceException()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
tracerMock.Setup(t => t.SetStackTrace(It.IsAny <StackTrace>()));
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Throws(new Exception());
var tracerFactoryMock = new Mock <IManagedTracerFactory>();
tracerFactoryMock.Setup(f => f.CreateTracer(_traceHeaderContext)).Returns(tracerMock.Object);
var middleware = new CloudTraceMiddleware(delegateMock.Object, tracerFactoryMock.Object, accessor);
await Assert.ThrowsAsync <Exception>(
() => middleware.Invoke(context, _traceHeaderContext));
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_Trace()
{
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Returns(Task.CompletedTask);
Func <TraceHeaderContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, new DefaultCloudTraceNameProvider());
await middleware.Invoke(context, _traceHeaderContext);
// Since the current tracer is AsyncLocal<>, it will be back to the default after awaiting the middleware invoke
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
Assert.True(context.Response.Headers.ContainsKey(TraceHeaderContext.TraceHeader));
Assert.Equal(_traceHeaderContext.ToString(), context.Response.Headers[TraceHeaderContext.TraceHeader]);
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_Trace()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Returns(Task.CompletedTask);
var tracerFactoryMock = new Mock <IManagedTracerFactory>();
tracerFactoryMock.Setup(f => f.CreateTracer(_traceHeaderContext)).Returns(tracerMock.Object);
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer(accessor));
var middleware = new CloudTraceMiddleware(delegateMock.Object, tracerFactoryMock.Object, accessor);
await middleware.Invoke(context, _traceHeaderContext);
Assert.Equal(tracerMock.Object, ContextTracerManager.GetCurrentTracer(accessor));
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_TraceException()
{
var context = new DefaultHttpContext();
var request = new DefaultHttpRequest(context);
request.Path = new PathString("/api/trace");
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Throws(new Exception());
var tracerMock = new Mock <IManagedTracer>();
tracerMock.Setup(t => t.GetCurrentTraceId()).Returns("trace-id");
tracerMock.Setup(t => t.StartSpan(request.Path, null));
tracerMock.Setup(t => t.AnnotateSpan(It.IsAny <Dictionary <string, string> >()));
tracerMock.Setup(t => t.SetStackTrace(It.IsAny <StackTrace>()));
tracerMock.Setup(t => t.EndSpan());
var middleware = new CloudTraceMiddleware(delegateMock.Object);
await Assert.ThrowsAsync <Exception>(
() => middleware.Invoke(context, tracerMock.Object));
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_NoTrace()
{
var context = new DefaultHttpContext();
var delegateMock = new Mock <RequestDelegate>();
var tracerMock = new Mock <IManagedTracer>();
tracerMock.Setup(t => t.GetCurrentTraceId()).Returns((string)null);
var middleware = new CloudTraceMiddleware(delegateMock.Object);
await middleware.Invoke(context, tracerMock.Object);
delegateMock.Verify(d => d(context), Times.Once());
tracerMock.Verify(t => t.StartSpan(It.IsAny <string>(), null), Times.Never());
tracerMock.Verify(t => t.EndSpan(), Times.Never());
}
public async Task Invoke_NoTrace()
{
var context = new DefaultHttpContext();
var delegateMock = new Mock <RequestDelegate>();
var tracerMock = new Mock <IManagedTracer>();
Func <ITraceContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, new DefaultCloudTraceNameProvider());
await middleware.Invoke(context, _traceContext, TraceDecisionPredicate.Default, CustomTraceContextPropagator);
// Since the current tracer is AsyncLocal<>, it will be back to the default after awaiting the middleware invoke
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
AssertNoTraceContext(context.Response);
delegateMock.Verify(d => d(context), Times.Once());
tracerMock.Verify(t => t.StartSpan(It.IsAny <string>(), null), Times.Never());
}
public async Task Invoke_NoTrace()
{
var context = new DefaultHttpContext();
var delegateMock = new Mock <RequestDelegate>();
var tracerMock = new Mock <IManagedTracer>();
Func <TraceHeaderContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory);
await middleware.Invoke(context, _traceHeaderContext);
// Since the current tracer is AsyncLocal<>, it will be back to the default after awaiting the middleware invoke
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
Assert.False(context.Response.Headers.ContainsKey(TraceHeaderContext.TraceHeader));
delegateMock.Verify(d => d(context), Times.Once());
tracerMock.Verify(t => t.StartSpan(It.IsAny <string>(), null), Times.Never());
}
public async Task Invoke_NoTrace()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = new DefaultHttpContext();
var delegateMock = new Mock <RequestDelegate>();
var tracerMock = new Mock <IManagedTracer>();
Func <TraceHeaderContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, accessor);
await middleware.Invoke(context, _traceHeaderContext);
Assert.Equal(tracerMock.Object, ContextTracerManager.GetCurrentTracer(accessor));
Assert.False(context.Response.Headers.ContainsKey(TraceHeaderContext.TraceHeader));
delegateMock.Verify(d => d(context), Times.Once());
tracerMock.Verify(t => t.StartSpan(It.IsAny <string>(), null), Times.Never());
}
public async Task Invoke_TraceException()
{
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
tracerMock.Setup(t => t.SetStackTrace(It.IsAny <StackTrace>()));
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Throws(new DivideByZeroException());
Func <ITraceContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, new DefaultCloudTraceNameProvider());
await Assert.ThrowsAsync <DivideByZeroException>(
() => middleware.Invoke(context, _traceContext, TraceDecisionPredicate.Default, CustomTraceContextPropagator));
AssertCustomTraceContext(context.Response);
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}
public async Task Invoke_NoTrace()
{
var accessor = new HttpContextAccessor {
HttpContext = new DefaultHttpContext()
};
var context = new DefaultHttpContext();
var delegateMock = new Mock <RequestDelegate>();
var tracerMock = new Mock <IManagedTracer>();
var tracerFactoryMock = new Mock <IManagedTracerFactory>();
tracerFactoryMock.Setup(f => f.CreateTracer(_traceHeaderContext)).Returns(tracerMock.Object);
var middleware = new CloudTraceMiddleware(delegateMock.Object, tracerFactoryMock.Object, accessor);
await middleware.Invoke(context, _traceHeaderContext);
Assert.Equal(tracerMock.Object, ContextTracerManager.GetCurrentTracer(accessor));
delegateMock.Verify(d => d(context), Times.Once());
tracerMock.Verify(t => t.StartSpan(It.IsAny <string>(), null), Times.Never());
tracerMock.Verify(t => t.EndSpan(), Times.Never());
}
public async Task Invoke_Trace()
{
var context = CreateHttpContext();
var tracerMock = CreateIManagedTracerMock(context);
var delegateMock = new Mock <RequestDelegate>();
delegateMock.Setup(d => d(context)).Returns(Task.CompletedTask);
Func <ITraceContext, IManagedTracer> fakeFactory = f => tracerMock.Object;
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
var middleware = new CloudTraceMiddleware(delegateMock.Object, fakeFactory, new DefaultCloudTraceNameProvider());
await middleware.Invoke(context, _traceContext, TraceDecisionPredicate.Default, CustomTraceContextPropagator);
// Since the current tracer is AsyncLocal<>, it will be back to the default after awaiting the middleware invoke
Assert.Equal(NullManagedTracer.Instance, ContextTracerManager.GetCurrentTracer());
AssertCustomTraceContext(context.Response);
delegateMock.VerifyAll();
tracerMock.VerifyAll();
}