public void ExecuteExceptionFilterAsync_Traces()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpResponseMessage response = new HttpResponseMessage();
Mock<ExceptionFilterAttribute> mockAttr = new Mock<ExceptionFilterAttribute>() { CallBase = true };
Mock<HttpActionDescriptor> mockActionDescriptor = new Mock<HttpActionDescriptor>() { CallBase = true };
mockActionDescriptor.Setup(a => a.ActionName).Returns("test");
mockActionDescriptor.Setup(a => a.GetParameters()).Returns(new Collection<HttpParameterDescriptor>(new HttpParameterDescriptor[0]));
HttpActionExecutedContext actionExecutedContext = ContextUtil.GetActionExecutedContext(request, response);
TestTraceWriter traceWriter = new TestTraceWriter();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttr.Object, traceWriter);
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info) { Kind = TraceKind.Begin, Operation = "OnException" },
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info) { Kind = TraceKind.End, Operation = "OnException" },
};
// Act
Task task = ((IExceptionFilter)tracer).ExecuteExceptionFilterAsync(actionExecutedContext, CancellationToken.None);
task.Wait();
// Assert
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
public void ExecuteExceptionFilterAsync_Throws_And_Traces_When_Inner_OnException_Throws()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpResponseMessage response = new HttpResponseMessage();
Mock<ExceptionFilterAttribute> mockAttr = new Mock<ExceptionFilterAttribute>() { CallBase = true };
InvalidOperationException exception = new InvalidOperationException("test");
mockAttr.Setup(a => a.OnException(It.IsAny<HttpActionExecutedContext>())).Throws(exception);
Mock<HttpActionDescriptor> mockActionDescriptor = new Mock<HttpActionDescriptor>() { CallBase = true };
mockActionDescriptor.Setup(a => a.ActionName).Returns("test");
mockActionDescriptor.Setup(a => a.GetParameters()).Returns(new Collection<HttpParameterDescriptor>(new HttpParameterDescriptor[0]));
HttpActionExecutedContext actionExecutedContext = ContextUtil.GetActionExecutedContext(request, response);
TestTraceWriter traceWriter = new TestTraceWriter();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttr.Object, traceWriter);
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info) { Kind = TraceKind.Begin, Operation = "OnException" },
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Error) { Kind = TraceKind.End, Operation = "OnException" }
};
// Act
Exception thrown =
Assert.Throws<InvalidOperationException>(
() => ((IExceptionFilter) tracer).ExecuteExceptionFilterAsync(actionExecutedContext, CancellationToken.None));
// Assert
Assert.Same(exception, thrown);
Assert.Same(exception, traceWriter.Traces[1].Exception);
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
public void GetHashCode_Calls_Inner()
{
// Arrange
Mock<ExceptionFilterAttribute> mockAttribute = new Mock<ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.GetHashCode()).Returns(1).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttribute.Object, new TestTraceWriter());
// Act
int valueReturned = tracer.GetHashCode();
// Assert
Assert.Equal(1, valueReturned);
mockAttribute.Verify();
}
public void IsDefaultAttribute_Calls_Inner()
{
// Arrange
Mock<ExceptionFilterAttribute> mockAttribute = new Mock<ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.IsDefaultAttribute()).Returns(true).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttribute.Object, new TestTraceWriter());
// Act
bool valueReturned = tracer.IsDefaultAttribute();
// Assert
Assert.True(valueReturned);
mockAttribute.Verify();
}
public void Match_Calls_Inner()
{
// Arrange
object randomObject = new Object();
Mock<ExceptionFilterAttribute> mockAttribute = new Mock<ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.Match(randomObject)).Returns(true).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttribute.Object, new TestTraceWriter());
// Act
bool valueReturned = tracer.Match(randomObject);
// Assert
Assert.True(valueReturned);
mockAttribute.Verify();
}
public void IsDefaultAttribute_Calls_Inner()
{
// Arrange
Mock <ExceptionFilterAttribute> mockAttribute = new Mock <ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.IsDefaultAttribute()).Returns(true).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(
mockAttribute.Object,
new TestTraceWriter()
);
// Act
bool valueReturned = tracer.IsDefaultAttribute();
// Assert
Assert.True(valueReturned);
mockAttribute.Verify();
}
public void GetHashCode_Calls_Inner()
{
// Arrange
Mock <ExceptionFilterAttribute> mockAttribute = new Mock <ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.GetHashCode()).Returns(1).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(
mockAttribute.Object,
new TestTraceWriter()
);
// Act
int valueReturned = tracer.GetHashCode();
// Assert
Assert.Equal(1, valueReturned);
mockAttribute.Verify();
}
public void Match_Calls_Inner()
{
// Arrange
object randomObject = new Object();
Mock <ExceptionFilterAttribute> mockAttribute = new Mock <ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.Match(randomObject)).Returns(true).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(
mockAttribute.Object,
new TestTraceWriter()
);
// Act
bool valueReturned = tracer.Match(randomObject);
// Assert
Assert.True(valueReturned);
mockAttribute.Verify();
}
public void TypeId_Calls_Inner()
{
// Arrange
object randomObject = new Object();
Mock <ExceptionFilterAttribute> mockAttribute = new Mock <ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.TypeId).Returns(randomObject).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(
mockAttribute.Object,
new TestTraceWriter()
);
// Act
object valueReturned = tracer.TypeId;
// Assert
Assert.Same(randomObject, valueReturned);
mockAttribute.Verify();
}
public void ExecuteExceptionFilterAsync_Traces()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpResponseMessage response = new HttpResponseMessage();
Mock <ExceptionFilterAttribute> mockAttr = new Mock <ExceptionFilterAttribute>()
{
CallBase = true
};
Mock <HttpActionDescriptor> mockActionDescriptor = new Mock <HttpActionDescriptor>()
{
CallBase = true
};
mockActionDescriptor.Setup(a => a.ActionName).Returns("test");
mockActionDescriptor.Setup(a => a.GetParameters()).Returns(new Collection <HttpParameterDescriptor>(new HttpParameterDescriptor[0]));
HttpActionExecutedContext actionExecutedContext = ContextUtil.GetActionExecutedContext(request, response);
TestTraceWriter traceWriter = new TestTraceWriter();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttr.Object, traceWriter);
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info)
{
Kind = TraceKind.Begin, Operation = "OnException"
},
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info)
{
Kind = TraceKind.End, Operation = "OnException"
},
};
// Act
Task task = ((IExceptionFilter)tracer).ExecuteExceptionFilterAsync(actionExecutedContext, CancellationToken.None);
task.Wait();
// Assert
Assert.Equal <TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
public void TypeId_Calls_Inner()
{
// Arrange
object randomObject = new Object();
Mock<ExceptionFilterAttribute> mockAttribute = new Mock<ExceptionFilterAttribute>();
mockAttribute.Setup(a => a.TypeId).Returns(randomObject).Verifiable();
ExceptionFilterAttributeTracer tracer = new ExceptionFilterAttributeTracer(mockAttribute.Object, new TestTraceWriter());
// Act
object valueReturned = tracer.TypeId;
// Assert
Assert.Same(randomObject, valueReturned);
mockAttribute.Verify();
}
public void Decorator_GetInner_On_ExceptionFilterAttributeTracer_Returns_ExceptionFilterAttribute()
{
// Arrange
ExceptionFilterAttribute expectedInner = new Mock<ExceptionFilterAttribute>().Object;
ExceptionFilterAttributeTracer productUnderTest = new ExceptionFilterAttributeTracer(expectedInner, new TestTraceWriter());
// Act
ExceptionFilterAttribute actualInner = Decorator.GetInner(productUnderTest as ExceptionFilterAttribute);
// Assert
Assert.Same(expectedInner, actualInner);
}
public void Inner_Property_On_ExceptionFilterAttributeTracer_Returns_ExceptionFilterAttribute()
{
// Arrange
ExceptionFilterAttribute expectedInner = new Mock<ExceptionFilterAttribute>().Object;
ExceptionFilterAttributeTracer productUnderTest = new ExceptionFilterAttributeTracer(expectedInner, new TestTraceWriter());
// Act
ExceptionFilterAttribute actualInner = productUnderTest.Inner;
// Assert
Assert.Same(expectedInner, actualInner);
}
public void ExecuteExceptionFilterAsync_Throws_And_Traces_When_Inner_OnException_Throws()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpResponseMessage response = new HttpResponseMessage();
Mock<ExceptionFilterAttribute> mockAttr = new Mock<ExceptionFilterAttribute>() { CallBase = true };
InvalidOperationException exception = new InvalidOperationException("test");
mockAttr.Setup(a => a.OnException(It.IsAny<HttpActionExecutedContext>())).Callback(() => { throw exception; });
Mock<HttpActionDescriptor> mockActionDescriptor = new Mock<HttpActionDescriptor>() { CallBase = true };
mockActionDescriptor.Setup(a => a.ActionName).Returns("test");
mockActionDescriptor.Setup(a => a.GetParameters()).Returns(new Collection<HttpParameterDescriptor>(new HttpParameterDescriptor[0]));
HttpActionExecutedContext actionExecutedContext = ContextUtil.GetActionExecutedContext(request, response);
TestTraceWriter traceWriter = new TestTraceWriter();
IExceptionFilter tracer = new ExceptionFilterAttributeTracer(mockAttr.Object, traceWriter) as IExceptionFilter;
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info) { Kind = TraceKind.Begin, Operation = "OnExceptionAsync" },
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Error) { Kind = TraceKind.End, Operation = "OnExceptionAsync" }
};
// Act
Exception thrown = null;
// We separate the task creation and the wait, to verify we don't throw at task creation
// and that the exception flows inside the task (even if an Aggregate Exception was thrown).
var task = tracer.ExecuteExceptionFilterAsync(actionExecutedContext, CancellationToken.None);
try
{
task.Wait();
}
catch (AggregateException ex)
{
Assert.Equal(1, ex.InnerExceptions.Count);
thrown = ex.InnerException;
}
// Assert
Assert.Same(exception, thrown);
Assert.Same(exception, traceWriter.Traces[1].Exception);
Assert.Equal<TraceRecord>(expectedTraces, traceWriter.Traces, new TraceRecordComparer());
}
public async Task ExecuteExceptionFilterAsync_Throws_And_Traces_When_Inner_OnException_Throws()
{
// Arrange
HttpRequestMessage request = new HttpRequestMessage();
HttpResponseMessage response = new HttpResponseMessage();
Mock <ExceptionFilterAttribute> mockAttr = new Mock <ExceptionFilterAttribute>()
{
CallBase = true
};
InvalidOperationException exception = new InvalidOperationException("test");
mockAttr
.Setup(a => a.OnException(It.IsAny <HttpActionExecutedContext>()))
.Callback(
() =>
{
throw exception;
}
);
Mock <HttpActionDescriptor> mockActionDescriptor = new Mock <HttpActionDescriptor>()
{
CallBase = true
};
mockActionDescriptor.Setup(a => a.ActionName).Returns("test");
mockActionDescriptor
.Setup(a => a.GetParameters())
.Returns(new Collection <HttpParameterDescriptor>(new HttpParameterDescriptor[0]));
HttpActionExecutedContext actionExecutedContext = ContextUtil.GetActionExecutedContext(
request,
response
);
TestTraceWriter traceWriter = new TestTraceWriter();
IExceptionFilter tracer =
new ExceptionFilterAttributeTracer(mockAttr.Object, traceWriter)
as IExceptionFilter;
TraceRecord[] expectedTraces = new TraceRecord[]
{
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Info)
{
Kind = TraceKind.Begin,
Operation = "OnExceptionAsync"
},
new TraceRecord(request, TraceCategories.FiltersCategory, TraceLevel.Error)
{
Kind = TraceKind.End,
Operation = "OnExceptionAsync"
}
};
// Act
// We separate the task creation and the wait, to verify we don't throw at task creation
// and that the exception flows inside the task (even if an Aggregate Exception was thrown).
var task = tracer.ExecuteExceptionFilterAsync(
actionExecutedContext,
CancellationToken.None
);
Exception thrown = await Assert.ThrowsAsync <InvalidOperationException>(() => task);
// Assert
Assert.Same(exception, thrown);
Assert.Same(exception, traceWriter.Traces[1].Exception);
Assert.Equal <TraceRecord>(
expectedTraces,
traceWriter.Traces,
new TraceRecordComparer()
);
}
