public override Collection <IFilter> GetFilters()
{
List <IFilter> filters = new List <IFilter>(_innerDescriptor.GetFilters());
List <IFilter> returnFilters = new List <IFilter>(filters.Count);
for (int i = 0; i < filters.Count; i++)
{
if (FilterTracer.IsFilterTracer(filters[i]))
{
returnFilters.Add(filters[i]);
}
else
{
IEnumerable <IFilter> filterTracers = FilterTracer.CreateFilterTracers(
filters[i],
_traceWriter
);
foreach (IFilter filterTracer in filterTracers)
{
returnFilters.Add(filterTracer);
}
}
}
return(new Collection <IFilter>(returnFilters));
}
public override Collection <FilterInfo> GetFilterPipeline()
{
List <FilterInfo> filters = new List <FilterInfo>(_innerDescriptor.GetFilterPipeline());
List <FilterInfo> returnFilters = new List <FilterInfo>(filters.Count);
for (int i = 0; i < filters.Count; i++)
{
// If this filter has been wrapped already, use as is
if (FilterTracer.IsFilterTracer(filters[i].Instance))
{
returnFilters.Add(filters[i]);
}
else
{
IEnumerable <FilterInfo> filterTracers = FilterTracer.CreateFilterTracers(
filters[i],
_traceWriter
);
foreach (FilterInfo filterTracer in filterTracers)
{
returnFilters.Add(filterTracer);
}
}
}
return(new Collection <FilterInfo>(returnFilters));
}
public void CreateFilterTracers_With_IAuthenticationFilter_Returns_Single_Wrapped_IAuthenticationFilter()
{
// Arrange
IAuthenticationFilter expectedInner = new Mock <IAuthenticationFilter>().Object;
FilterInfo inputFilterInfo = new FilterInfo(expectedInner, FilterScope.Action);
ITraceWriter expectedTraceWriter = new TestTraceWriter();
// Act
IEnumerable <FilterInfo> filters = FilterTracer.CreateFilterTracers(
inputFilterInfo,
expectedTraceWriter
);
// Assert
Assert.NotNull(filters);
FilterInfo filterInfo = Assert.Single(filters);
Assert.NotNull(filterInfo);
IFilter untypedFilter = filterInfo.Instance;
AuthenticationFilterTracer tracer = Assert.IsType <AuthenticationFilterTracer>(
untypedFilter
);
Assert.Same(expectedInner, tracer.InnerFilter);
Assert.Same(expectedTraceWriter, tracer.TraceWriter);
}
public void CreateFilterTracers_With_All_Filter_Interfaces_Returns_Wrapped_Filters_For_Each_Filter()
{
// Arrange
FilterInfo filter = new FilterInfo(new TestFilterAllBehaviors(), FilterScope.Action);
// Act
FilterInfo[] wrappedFilters = FilterTracer
.CreateFilterTracers(filter, new TestTraceWriter())
.ToArray();
// Assert
Assert.Equal(5, wrappedFilters.Length);
Assert.Single(wrappedFilters, f => f.Instance.GetType() == typeof(ActionFilterTracer));
Assert.Single(
wrappedFilters,
f => f.Instance.GetType() == typeof(AuthorizationFilterTracer)
);
Assert.Single(
wrappedFilters,
f => f.Instance.GetType() == typeof(AuthenticationFilterTracer)
);
Assert.Single(
wrappedFilters,
f => f.Instance.GetType() == typeof(ExceptionFilterTracer)
);
Assert.Single(
wrappedFilters,
f => f.Instance.GetType() == typeof(OverrideFilterTracer)
);
}
public void Decorator_GetInner_Property_On_FilterTracer_Returns_IFilter()
{
// Arrange
IFilter expectedInner = new Mock <IFilter>().Object;
FilterTracer productUnderTest = new FilterTracer(expectedInner, new TestTraceWriter());
// Act
IFilter actualInner = Decorator.GetInner(productUnderTest as IFilter);
// Assert
Assert.Same(expectedInner, actualInner);
}
public void CreateFilterTracers_IFilter_With_IAuthorizationFilter_Returns_Single_Wrapped_IAuthorizationFilter()
{
// Arrange
Mock <IAuthorizationFilter> mockFilter = new Mock <IAuthorizationFilter>();
// Act
IFilter[] wrappedFilters = FilterTracer.CreateFilterTracers(mockFilter.Object, new TestTraceWriter()).ToArray();
// Assert
Assert.Equal(1, wrappedFilters.Length);
Assert.IsType <AuthorizationFilterTracer>(wrappedFilters[0]);
}
public void CreateFilterTracers_IFilter_With_IAuthorizationFilter_Returns_Single_Wrapped_IAuthorizationFilter()
{
// Arrange
Mock <IAuthorizationFilter> mockFilter = new Mock <IAuthorizationFilter>();
// Act
IEnumerable <IFilter> wrappedFilters = FilterTracer.CreateFilterTracers(mockFilter.Object, new TestTraceWriter());
// Assert
IFilter wrappedFilter = Assert.Single(wrappedFilters);
Assert.IsType <AuthorizationFilterTracer>(wrappedFilter);
}
public void TraceWriter_IsSpecifiedInstance()
{
// Arrange
IOverrideFilter innerFilter = CreateDummyInnerFilter();
ITraceWriter expectedTraceWriter = CreateDummyTraceWriter();
FilterTracer product = CreateProductUnderTest(innerFilter, expectedTraceWriter);
// Act
ITraceWriter traceWriter = product.TraceWriter;
// Assert
Assert.Same(expectedTraceWriter, traceWriter);
}
public void CreateFilterTracers_With_AuthorizationFilterAttribute_Returns_Single_Wrapped_Filter()
{
// Arrange
Mock <AuthorizationFilterAttribute> mockFilter = new Mock <AuthorizationFilterAttribute>();
FilterInfo filter = new FilterInfo(mockFilter.Object, FilterScope.Action);
// Act
FilterInfo[] wrappedFilters = FilterTracer.CreateFilterTracers(filter, new TestTraceWriter()).ToArray();
// Assert
Assert.Equal(1, wrappedFilters.Length);
Assert.IsType <AuthorizationFilterAttributeTracer>(wrappedFilters[0].Instance);
}
public void CreateFilterTracers_IFilter_With_ExceptionFilterAttribute_Returns_Single_Wrapped_Filter()
{
// Arrange
Mock <ExceptionFilterAttribute> mockFilter = new Mock <ExceptionFilterAttribute>();
// Act
IEnumerable <IFilter> wrappedFilters = FilterTracer.CreateFilterTracers(mockFilter.Object, new TestTraceWriter());
// Assert
IFilter wrappedFilter = Assert.Single(wrappedFilters);
Assert.IsType <ExceptionFilterAttributeTracer>(wrappedFilter);
}
public void CreateFilterTracers_With_AuthorizationFilterAttribute_Returns_Single_Wrapped_Filter()
{
// Arrange
Mock <AuthorizationFilterAttribute> mockFilter = new Mock <AuthorizationFilterAttribute>();
FilterInfo filter = new FilterInfo(mockFilter.Object, FilterScope.Action);
// Act
IEnumerable <FilterInfo> wrappedFilters = FilterTracer.CreateFilterTracers(filter, new TestTraceWriter());
// Assert
FilterInfo wrappedFilter = Assert.Single(wrappedFilters);
Assert.IsType <AuthorizationFilterAttributeTracer>(wrappedFilter.Instance);
}
public void CreateFilterTracers_With_All_Filter_Interfaces_Returns_3_Wrapped_Filters()
{
// Arrange
FilterInfo filter = new FilterInfo(new TestFilterAllBehaviors(), FilterScope.Action);
// Act
FilterInfo[] wrappedFilters = FilterTracer.CreateFilterTracers(filter, new TestTraceWriter()).ToArray();
// Assert
Assert.Equal(3, wrappedFilters.Length);
Assert.Equal(1, wrappedFilters.Where(f => f.Instance.GetType() == typeof(ActionFilterTracer)).Count());
Assert.Equal(1, wrappedFilters.Where(f => f.Instance.GetType() == typeof(AuthorizationFilterTracer)).Count());
Assert.Equal(1, wrappedFilters.Where(f => f.Instance.GetType() == typeof(ExceptionFilterTracer)).Count());
}
public void CreateFilterTracers_IFilter_With_All_Filter_Interfaces_Returns_3_Wrapped_Filters()
{
// Arrange
IFilter filter = new TestFilterAllBehaviors();
// Act
IFilter[] wrappedFilters = FilterTracer.CreateFilterTracers(filter, new TestTraceWriter()).ToArray();
// Assert
Assert.Equal(3, wrappedFilters.Length);
Assert.Equal(1, wrappedFilters.OfType <ActionFilterTracer>().Count());
Assert.Equal(1, wrappedFilters.OfType <AuthorizationFilterTracer>().Count());
Assert.Equal(1, wrappedFilters.OfType <ExceptionFilterTracer>().Count());
}
public void CreateFilterTracers_IFilter_With_All_Filter_Interfaces_Returns_Wrapped_Filters_For_Each_Filter()
{
// Arrange
IFilter filter = new TestFilterAllBehaviors();
// Act
IFilter[] wrappedFilters = FilterTracer.CreateFilterTracers(filter, new TestTraceWriter()).ToArray();
// Assert
Assert.Equal(5, wrappedFilters.Length);
Assert.Single(wrappedFilters.OfType <ActionFilterTracer>());
Assert.Single(wrappedFilters.OfType <AuthorizationFilterTracer>());
Assert.Single(wrappedFilters.OfType <AuthenticationFilterTracer>());
Assert.Single(wrappedFilters.OfType <ExceptionFilterTracer>());
Assert.Single(wrappedFilters.OfType <OverrideFilterTracer>());
}
public void CreateFilterTracers_IFilter_With_IOverrideFilter_Returns_Single_Wrapped_IOverrideFilter()
{
// Arrange
IOverrideFilter expectedInner = new Mock <IOverrideFilter>().Object;
ITraceWriter expectedTraceWriter = new TestTraceWriter();
// Act
IEnumerable <IFilter> tracers = FilterTracer.CreateFilterTracers(expectedInner, expectedTraceWriter);
// Assert
Assert.NotNull(tracers);
IFilter untypedFilter = Assert.Single(tracers);
OverrideFilterTracer tracer = Assert.IsType <OverrideFilterTracer>(untypedFilter);
Assert.Same(expectedInner, tracer.InnerFilter);
Assert.Same(expectedTraceWriter, tracer.TraceWriter);
}
public void CreateFilterTracers_IFilter_With_IAuthenticationFilter_Returns_Single_Wrapped_IAuthenticationFilter()
{
// Arrange
IAuthenticationFilter expectedInner = new Mock <IAuthenticationFilter>().Object;
ITraceWriter expectedTraceWriter = new TestTraceWriter();
// Act
IEnumerable <IFilter> tracers = FilterTracer.CreateFilterTracers(expectedInner, expectedTraceWriter);
// Assert
Assert.NotNull(tracers);
Assert.Equal(1, tracers.Count());
IFilter untypedFilter = tracers.Single();
Assert.IsType <AuthenticationFilterTracer>(untypedFilter);
AuthenticationFilterTracer tracer = (AuthenticationFilterTracer)untypedFilter;
Assert.Same(expectedInner, tracer.InnerFilter);
Assert.Same(expectedTraceWriter, tracer.TraceWriter);
}
public void Decorator_GetInner_Property_On_FilterTracer_Returns_IFilter()
{
// Arrange
IFilter expectedInner = new Mock<IFilter>().Object;
FilterTracer productUnderTest = new FilterTracer(expectedInner, new TestTraceWriter());
// Act
IFilter actualInner = Decorator.GetInner(productUnderTest as IFilter);
// Assert
Assert.Same(expectedInner, actualInner);
}