internal static Uri GenerateActionLink(this ResourceSetContext feedContext, string bindingParameterType,
string actionName)
{
Contract.Assert(feedContext != null);
if (feedContext.EntitySetBase is IEdmContainedEntitySet)
{
return(null);
}
if (feedContext.EdmModel == null)
{
return(null);
}
IEdmModel model = feedContext.EdmModel;
string elementType = DeserializationHelpers.GetCollectionElementTypeName(bindingParameterType,
isNested: false);
Contract.Assert(elementType != null);
IEdmTypeReference typeReference = model.FindDeclaredType(elementType).ToEdmTypeReference(true);
IEdmTypeReference collection = new EdmCollectionTypeReference(new EdmCollectionType(typeReference));
IEdmOperation operation = model.FindDeclaredOperations(actionName).First();
return(feedContext.GenerateActionLink(collection, operation));
}
public void GenerateActionLinkForFeed_ThrowsArgumentNull_Action()
{
// Arrange
ResourceSetContext resourceSetContext = new ResourceSetContext();
// Act & Assert
ExceptionAssert.ThrowsArgumentNull(() => resourceSetContext.GenerateActionLink(action: null), "action");
}
public void GenerateActionLinkForFeed_ThrowsArgumentNull_FeedContext()
{
// Arrange
ResourceSetContext feedContext = null;
IEdmAction action = new Mock <IEdmAction>().Object;
// Act & Assert
ExceptionAssert.ThrowsArgumentNull(() => feedContext.GenerateActionLink(action), "resourceSetContext");
}
public void GenerateActionLinkForFeed_ThrowsActionNotBoundToCollectionOfEntity_IfActionHasNoParameters()
{
// Arrange
ResourceSetContext context = new ResourceSetContext();
Mock <IEdmAction> action = new Mock <IEdmAction>();
action.Setup(a => a.Parameters).Returns(Enumerable.Empty <IEdmOperationParameter>());
action.Setup(a => a.Name).Returns("SomeAction");
// Act & Assert
ExceptionAssert.ThrowsArgument(
() => context.GenerateActionLink(action.Object),
"action",
"The action 'SomeAction' is not bound to the collection of entity. Only actions that are bound to entities can have action links.");
}
public void GenerateActionLinkForFeed_GeneratesLinkWithCast_IfEntitySetTypeDoesnotMatchActionEntityType()
{
// Arrange
var request = RequestFactory.Create(_model);
IEdmAction action = _model.SchemaElements.OfType <IEdmAction>().First(a => a.Name == "UpgradeSpecialAll");
Assert.NotNull(action); // Guard
ResourceSetContext context = new ResourceSetContext {
EntitySetBase = _customers, Request = request
};
// Act
Uri link = context.GenerateActionLink(action);
// Assert
Assert.Equal("http://localhost/Customers/NS.SpecialCustomer/NS.UpgradeSpecialAll", link.AbsoluteUri);
}
public void GenerateActionLinkForFeed_GeneratesLinkWithDownCast_IfElementTypeDerivesFromBindingParameterType()
{
// Arrange
var request = RequestFactory.Create(_model);
IEdmAction action = _model.SchemaElements.OfType <IEdmAction>().First(a => a.Name == "UpgradeAll");
Assert.NotNull(action); // Guard
IEdmEntitySet specialCustomers = new EdmEntitySet(_model.EntityContainer, "SpecialCustomers", _specialCustomer);
ResourceSetContext context = new ResourceSetContext {
EntitySetBase = specialCustomers, Request = request
};
// Act
Uri link = context.GenerateActionLink(action);
// Assert
Assert.Equal("http://localhost/SpecialCustomers/NS.Customer/NS.UpgradeAll", link.AbsoluteUri);
}
public void GenerateActionLinkForFeed_GeneratesLinkWithCast_IfEntitySetTypeDoesnotMatchActionEntityType()
{
// Arrange
HttpRequestMessage request = GetODataRequest(_model.Model);
IEdmAction action = _model.Model.SchemaElements.OfType <IEdmAction>().First(a => a.Name == "UpgradeSpecialAll");
Assert.NotNull(action); // Guard
var context = new ResourceSetContext
{
Request = request,
EntitySetBase = _model.Customers,
Url = request.GetUrlHelper(),
};
// Act
Uri link = context.GenerateActionLink(action);
// Assert
Assert.Equal("http://localhost/Customers/NS.SpecialCustomer/NS.UpgradeSpecialAll", link.AbsoluteUri);
}
public void GenerateActionLinkForFeed_GeneratesLinkWithDownCast_IfElementTypeDerivesFromBindingParameterType()
{
// Arrange
HttpRequestMessage request = GetODataRequest(_model.Model);
IEdmAction action = _model.Model.SchemaElements.OfType <IEdmAction>().First(a => a.Name == "UpgradeAll");
Assert.NotNull(action); // Guard
IEdmEntitySet specialCustomers = new EdmEntitySet(_model.Container, "SpecialCustomers", _model.SpecialCustomer);
var context = new ResourceSetContext
{
Request = request,
EntitySetBase = specialCustomers,
Url = request.GetUrlHelper(),
};
// Act
Uri link = context.GenerateActionLink(action);
// Assert
Assert.Equal("http://localhost/SpecialCustomers/NS.Customer/NS.UpgradeAll", link.AbsoluteUri);
}