public void Accept_ForNoRequestType_ReturnsTrueForAllConstraints(string contentType)
{
// Arrange
var constraint1 = new ConsumesAttribute("application/json");
var actionWithConstraint = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint1, FilterScope.Action) }
};
var constraint2 = new ConsumesAttribute("text/xml");
var actionWithConstraint2 = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint2, FilterScope.Action) }
};
var actionWithoutConstraint = new ActionDescriptor();
var context = new ActionConstraintContext();
context.Candidates = new List<ActionSelectorCandidate>()
{
new ActionSelectorCandidate(actionWithConstraint, new [] { constraint1 }),
new ActionSelectorCandidate(actionWithConstraint2, new [] { constraint2 }),
};
context.RouteContext = CreateRouteContext(contentType: contentType);
// Act & Assert
context.CurrentCandidate = context.Candidates[0];
Assert.True(constraint1.Accept(context));
context.CurrentCandidate = context.Candidates[1];
Assert.True(constraint2.Accept(context));
}
public void Accept_ForNoMatchingCandidates_SelectsTheFirstCandidate(string contentType)
{
// Arrange
var constraint1 = new ConsumesAttribute("application/json", "text/xml");
var action1 = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint1, FilterScope.Action) }
};
var constraint2 = new Mock<ITestConsumeConstraint>();
var action2 = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint2.Object, FilterScope.Action) }
};
constraint2.Setup(o => o.Accept(It.IsAny<ActionConstraintContext>()))
.Returns(false);
var context = new ActionConstraintContext();
context.Candidates = new List<ActionSelectorCandidate>()
{
new ActionSelectorCandidate(action1, new [] { constraint1 }),
new ActionSelectorCandidate(action2, new [] { constraint2.Object }),
};
context.CurrentCandidate = context.Candidates[0];
context.RouteContext = CreateRouteContext(contentType: contentType);
// Act & Assert
Assert.True(constraint1.Accept(context));
}
public void ActionConstraint_Accept_TheFirstCandidateReturnsFalse_IfALaterOneMatches()
{
// Arrange
var constraint1 = new ConsumesAttribute("application/json", "text/xml");
var action1 = new ActionDescriptor()
{
FilterDescriptors =
new List <FilterDescriptor>()
{
new FilterDescriptor(constraint1, FilterScope.Action)
}
};
var constraint2 = new Mock <ITestActionConsumeConstraint>();
var action2 = new ActionDescriptor()
{
FilterDescriptors =
new List <FilterDescriptor>()
{
new FilterDescriptor(constraint2.Object, FilterScope.Action)
}
};
constraint2.Setup(o => o.Accept(It.IsAny <ActionConstraintContext>()))
.Returns(true);
var context = new ActionConstraintContext();
context.Candidates = new List <ActionSelectorCandidate>()
{
new ActionSelectorCandidate(action1, new [] { constraint1 }),
new ActionSelectorCandidate(action2, new [] { constraint2.Object }),
};
context.CurrentCandidate = context.Candidates[0];
context.RouteContext = CreateRouteContext(contentType: "application/custom");
// Act & Assert
Assert.False(constraint1.Accept(context));
}
public void Accept_MatchesForMachingRequestContentType(string contentType)
{
// Arrange
var constraint = new ConsumesAttribute("application/json", "text/xml");
var action = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint, FilterScope.Action) }
};
var context = new ActionConstraintContext();
context.Candidates = new List<ActionSelectorCandidate>()
{
new ActionSelectorCandidate(action, new [] { constraint }),
};
context.CurrentCandidate = context.Candidates[0];
context.RouteContext = CreateRouteContext(contentType: contentType);
// Act & Assert
Assert.True(constraint.Accept(context));
}
public void SetContentTypes_ClearsAndSetsContentTypes()
{
// Arrange
var attribute = new ConsumesAttribute("application/json", "text/json");
var contentTypes = new MediaTypeCollection()
{
MediaTypeHeaderValue.Parse("application/xml"),
MediaTypeHeaderValue.Parse("text/xml"),
};
// Act
attribute.SetContentTypes(contentTypes);
// Assert
Assert.Collection(
contentTypes.OrderBy(t => t),
t => Assert.Equal("application/json", t),
t => Assert.Equal("text/json", t));
}
public void OnResourceExecuting_ForAContentTypeMatch_IsNoOp(string contentType)
{
// Arrange
var httpContext = new DefaultHttpContext();
httpContext.Request.ContentType = contentType;
var consumesFilter = new ConsumesAttribute("application/json", "application/xml");
var actionWithConstraint = new ActionDescriptor()
{
ActionConstraints = new List<IActionConstraintMetadata>() { consumesFilter },
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(consumesFilter, FilterScope.Action) }
};
var actionContext = new ActionContext(httpContext, new RouteData(), actionWithConstraint);
var resourceExecutingContext = new ResourceExecutingContext(actionContext, new[] { consumesFilter });
// Act
consumesFilter.OnResourceExecuting(resourceExecutingContext);
// Assert
Assert.Null(resourceExecutingContext.Result);
}
public void Accept_UnrecognizedMediaType_SelectsTheCandidateWithoutConstraintIfPresent(string contentType)
{
// Arrange
var actionWithoutConstraint = new ActionDescriptor();
var constraint1 = new ConsumesAttribute("application/json");
var actionWithConstraint = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint1, FilterScope.Action) }
};
var constraint2 = new ConsumesAttribute("text/xml");
var actionWithConstraint2 = new ActionDescriptor()
{
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(constraint2, FilterScope.Action) }
};
var context = new ActionConstraintContext();
context.Candidates = new List<ActionSelectorCandidate>()
{
new ActionSelectorCandidate(actionWithConstraint, new [] { constraint1 }),
new ActionSelectorCandidate(actionWithConstraint2, new [] { constraint2 }),
new ActionSelectorCandidate(actionWithoutConstraint, new List<IActionConstraint>()),
};
context.RouteContext = CreateRouteContext(contentType: contentType);
// Act & Assert
context.CurrentCandidate = context.Candidates[0];
Assert.False(constraint1.Accept(context));
context.CurrentCandidate = context.Candidates[1];
Assert.False(constraint2.Accept(context));
}
public void OnResourceExecuting_ForNoContentTypeMatch_SetsUnsupportedMediaTypeResult(string contentType)
{
// Arrange
var httpContext = new DefaultHttpContext();
httpContext.Request.ContentType = contentType;
var consumesFilter = new ConsumesAttribute("application/json");
var actionWithConstraint = new ActionDescriptor()
{
ActionConstraints = new List<IActionConstraintMetadata>() { consumesFilter },
FilterDescriptors =
new List<FilterDescriptor>() { new FilterDescriptor(consumesFilter, FilterScope.Action) }
};
var actionContext = new ActionContext(httpContext, new RouteData(), actionWithConstraint);
var resourceExecutingContext = new ResourceExecutingContext(
actionContext,
new[] { consumesFilter },
new List<IValueProviderFactory>());
// Act
consumesFilter.OnResourceExecuting(resourceExecutingContext);
// Assert
Assert.NotNull(resourceExecutingContext.Result);
Assert.IsType<UnsupportedMediaTypeResult>(resourceExecutingContext.Result);
}