public void HasManyPath_AddBindindPath_Derived(bool contained)
{
// Assert
ODataModelBuilder builder = new ODataModelBuilder();
var customerType = builder.EntityType <BindingCustomer>();
var navigationSource = builder.EntitySet <BindingCustomer>("Customers");
StructuralTypeConfiguration addressType = builder.StructuralTypes.FirstOrDefault(c => c.Name == "BindingAddress");
Assert.Null(addressType); // Guard
Assert.Empty(customerType.Properties); // Guard
// Act
var binding = new BindingPathConfiguration <BindingCustomer>(builder, customerType, navigationSource.Configuration);
var newBinding = binding.HasManyPath((BindingVipCustomer v) => v.VipAddresses, contained);
// Assert
addressType = builder.StructuralTypes.FirstOrDefault(c => c.Name == "BindingAddress");
Assert.NotNull(addressType);
Assert.Empty(customerType.Properties);
StructuralTypeConfiguration vipCustomerType = builder.StructuralTypes.FirstOrDefault(c => c.Name == "BindingVipCustomer");
Assert.NotNull(vipCustomerType);
var vipAddressesProperty = Assert.Single(vipCustomerType.Properties);
Assert.Equal("VipAddresses", vipAddressesProperty.Name);
if (contained)
{
Assert.Equal(EdmTypeKind.Entity, addressType.Kind);
Assert.Equal(PropertyKind.Navigation, vipAddressesProperty.Kind);
NavigationPropertyConfiguration navigationProperty = Assert.IsType <NavigationPropertyConfiguration>(vipAddressesProperty);
Assert.Equal(EdmMultiplicity.Many, navigationProperty.Multiplicity);
Assert.True(navigationProperty.ContainsTarget);
}
else
{
Assert.Equal(EdmTypeKind.Complex, addressType.Kind);
Assert.Equal(PropertyKind.Collection, vipAddressesProperty.Kind);
CollectionPropertyConfiguration collection = Assert.IsType <CollectionPropertyConfiguration>(vipAddressesProperty);
Assert.Equal(typeof(BindingAddress), collection.ElementType);
}
// different bindings
Assert.NotSame(binding, newBinding);
Assert.Equal("", binding.BindingPath);
Assert.IsType <BindingPathConfiguration <BindingAddress> >(newBinding);
Assert.Equal("Microsoft.AspNet.OData.Test.Formatter.BindingVipCustomer/VipAddresses", newBinding.BindingPath);
}
private IEdmProperty CreateStructuralTypeCollectionPropertyBody(EdmStructuredType type, CollectionPropertyConfiguration collectionProperty)
{
IEdmTypeReference elementTypeReference = null;
Type clrType = TypeHelper.GetUnderlyingTypeOrSelf(collectionProperty.ElementType);
if (TypeHelper.IsEnum(clrType))
{
IEdmType edmType = GetEdmType(clrType);
if (edmType == null)
{
throw Error.InvalidOperation(SRResources.EnumTypeDoesNotExist, clrType.Name);
}
IEdmEnumType enumElementType = (IEdmEnumType)edmType;
bool isNullable = collectionProperty.ElementType != clrType;
elementTypeReference = new EdmEnumTypeReference(enumElementType, isNullable);
}
else
{
IEdmType edmType = GetEdmType(collectionProperty.ElementType);
if (edmType != null)
{
IEdmComplexType elementType = edmType as IEdmComplexType;
Contract.Assert(elementType != null);
elementTypeReference = new EdmComplexTypeReference(elementType, collectionProperty.NullableProperty);
}
else
{
elementTypeReference =
EdmLibHelpers.GetEdmPrimitiveTypeReferenceOrNull(collectionProperty.ElementType);
Contract.Assert(elementTypeReference != null);
}
}
return(type.AddStructuralProperty(
collectionProperty.Name,
new EdmCollectionTypeReference(new EdmCollectionType(elementTypeReference))));
}
// the convention model builder MapTypes() method might have went through deep object graphs and added a bunch of types
// only to realise after applying the conventions that the user has ignored some of the properties. So, prune the unreachable stuff.
private void PruneUnreachableTypes()
{
Contract.Assert(this._explicitlyAddedTypes != null);
// Do a BFS starting with the types the user has explicitly added to find out the unreachable nodes.
Queue <StructuralTypeConfiguration> reachableTypes = new Queue <StructuralTypeConfiguration>(this._explicitlyAddedTypes);
HashSet <StructuralTypeConfiguration> visitedTypes = new HashSet <StructuralTypeConfiguration>();
while (reachableTypes.Count != 0)
{
StructuralTypeConfiguration currentType = reachableTypes.Dequeue();
// go visit other end of each of this node's edges.
foreach (PropertyConfiguration property in currentType.Properties.Where(property => property.Kind != PropertyKind.Primitive))
{
if (property.Kind == PropertyKind.Collection)
{
// if the elementType is primitive we don't need to do anything.
CollectionPropertyConfiguration colProperty = property as CollectionPropertyConfiguration;
if (EdmLibHelpers.GetEdmPrimitiveTypeOrNull(colProperty.ElementType) != null)
{
continue;
}
}
IEdmTypeConfiguration propertyType = this.GetStructuralTypeOrNull(property.RelatedClrType);
Contract.Assert(propertyType != null, "we should already have seen this type");
var structuralTypeConfiguration = propertyType as StructuralTypeConfiguration;
if (structuralTypeConfiguration != null && !visitedTypes.Contains(propertyType))
{
reachableTypes.Enqueue(structuralTypeConfiguration);
}
}
// all derived types and the base type are also reachable
if (currentType.Kind == EdmTypeKind.Entity)
{
EntityTypeConfiguration currentEntityType = (EntityTypeConfiguration)currentType;
if (currentEntityType.BaseType != null && !visitedTypes.Contains(currentEntityType.BaseType))
{
reachableTypes.Enqueue(currentEntityType.BaseType);
}
foreach (EntityTypeConfiguration derivedType in this.DerivedTypes(currentEntityType))
{
if (!visitedTypes.Contains(derivedType))
{
reachableTypes.Enqueue(derivedType);
}
}
}
else if (currentType.Kind == EdmTypeKind.Complex)
{
ComplexTypeConfiguration currentComplexType = (ComplexTypeConfiguration)currentType;
if (currentComplexType.BaseType != null && !visitedTypes.Contains(currentComplexType.BaseType))
{
reachableTypes.Enqueue(currentComplexType.BaseType);
}
foreach (ComplexTypeConfiguration derivedType in this.DerivedTypes(currentComplexType))
{
if (!visitedTypes.Contains(derivedType))
{
reachableTypes.Enqueue(derivedType);
}
}
}
visitedTypes.Add(currentType);
}
StructuralTypeConfiguration[] allConfiguredTypes = this.StructuralTypes.ToArray();
foreach (StructuralTypeConfiguration type in allConfiguredTypes)
{
if (!visitedTypes.Contains(type))
{
// we don't have to fix up any properties because this type is unreachable and cannot be a property of any reachable type.
this.RemoveStructuralType(type.ClrType);
}
}
}