/// <summary>
/// Creates a set of interesting entity instances along with metadata.
/// </summary>
/// <param name="settings">The test descriptor settings to use.</param>
/// <param name="model">If non-null, the method creates complex types for the complex values and adds them to the model.</param>
/// <param name="withTypeNames">true if the payloads should specify type names.</param>
/// <returns>List of test descriptors with interesting entity instances as payload.</returns>
public static IEnumerable <PayloadTestDescriptor> CreateEntityInstanceTestDescriptors(
EdmModel model,
bool withTypeNames)
{
IEnumerable <PrimitiveValue> primitiveValues = TestValues.CreatePrimitiveValuesWithMetadata(fullSet: false);
IEnumerable <ComplexInstance> complexValues = TestValues.CreateComplexValues(model, withTypeNames, fullSet: false);
IEnumerable <NamedStreamInstance> streamReferenceValues = TestValues.CreateStreamReferenceValues(fullSet: false);
IEnumerable <PrimitiveMultiValue> primitiveMultiValues = TestValues.CreatePrimitiveCollections(withTypeNames, fullSet: false);
IEnumerable <ComplexMultiValue> complexMultiValues = TestValues.CreateComplexCollections(model, withTypeNames, fullSet: false);
IEnumerable <NavigationPropertyInstance> navigationProperties = TestValues.CreateDeferredNavigationLinks();
// NOTE we have to copy the EntityModelTypeAnnotation on the primitive value to the NullPropertyInstance for null values since the
// NullPropertyInstance does not expose a value. We will later copy it back to the value we generate for the null property.
IEnumerable <PropertyInstance> primitiveProperties =
primitiveValues.Select((pv, ix) => PayloadBuilder.Property("PrimitiveProperty" + ix, pv).CopyAnnotation <PropertyInstance, EntityModelTypeAnnotation>(pv));
IEnumerable <PropertyInstance> complexProperties = complexValues.Select((cv, ix) => PayloadBuilder.Property("ComplexProperty" + ix, cv));
IEnumerable <PropertyInstance> primitiveMultiValueProperties = primitiveMultiValues.Select((pmv, ix) => PayloadBuilder.Property("PrimitiveMultiValueProperty" + ix, pmv));
IEnumerable <PropertyInstance> complexMultiValueProperties = complexMultiValues.Select((cmv, ix) => PayloadBuilder.Property("ComplexMultiValueProperty" + ix, cmv));
PropertyInstance[][] propertyMatrix = new PropertyInstance[6][];
propertyMatrix[0] = primitiveProperties.ToArray();
propertyMatrix[1] = complexProperties.ToArray();
propertyMatrix[2] = streamReferenceValues.ToArray();
propertyMatrix[3] = primitiveMultiValueProperties.ToArray();
propertyMatrix[4] = complexMultiValueProperties.ToArray();
propertyMatrix[5] = navigationProperties.ToArray();
IEnumerable <PropertyInstance[]> propertyCombinations = propertyMatrix.ColumnCombinations(0, 1, 6);
int count = 0;
foreach (PropertyInstance[] propertyCombination in propertyCombinations)
{
// build the entity type, add it to the model
EdmEntityType generatedEntityType = null;
string typeName = "PGEntityType" + count;
EdmEntityContainer container = null;
EdmEntitySet entitySet = null;
if (model != null)
{
// generate a new type with the auto-generated name, check that no type with this name exists and add the default key property to it.
Debug.Assert(model.FindDeclaredType(typeName) == null, "Entity type '" + typeName + "' already exists.");
generatedEntityType = new EdmEntityType("TestModel", typeName);
generatedEntityType.AddKeys(generatedEntityType.AddStructuralProperty("Id", EdmPrimitiveTypeKind.Int32));
model.AddElement(generatedEntityType);
container = model.EntityContainer as EdmEntityContainer;
if (container == null)
{
container = new EdmEntityContainer("TestModel", "DefaultNamespace");
model.AddElement(container);
}
entitySet = container.AddEntitySet(typeName, generatedEntityType);
}
EntityInstance entityInstance = PayloadBuilder.Entity("TestModel." + typeName)
.Property("Id", PayloadBuilder.PrimitiveValue(count).WithTypeAnnotation(EdmCoreModel.Instance.GetInt32(false)));
for (int i = 0; i < propertyCombination.Length; ++i)
{
PropertyInstance currentProperty = propertyCombination[i];
entityInstance.Add(currentProperty);
if (model != null)
{
if (entitySet == null)
{
entitySet = container.FindEntitySet(typeName) as EdmEntitySet;
}
switch (currentProperty.ElementType)
{
case ODataPayloadElementType.ComplexProperty:
ComplexProperty complexProperty = (ComplexProperty)currentProperty;
generatedEntityType.AddStructuralProperty(complexProperty.Name,
complexProperty.Value.GetAnnotation <EntityModelTypeAnnotation>().EdmModelType);
break;
case ODataPayloadElementType.PrimitiveProperty:
PrimitiveProperty primitiveProperty = (PrimitiveProperty)currentProperty;
if (primitiveProperty.Value == null)
{
generatedEntityType.AddStructuralProperty(
primitiveProperty.Name,
PayloadBuilder.PrimitiveValueType(null));
}
else
{
generatedEntityType.AddStructuralProperty(primitiveProperty.Name,
primitiveProperty.Value.GetAnnotation <EntityModelTypeAnnotation>().EdmModelType);
}
break;
case ODataPayloadElementType.NamedStreamInstance:
NamedStreamInstance streamProperty = (NamedStreamInstance)currentProperty;
generatedEntityType.AddStructuralProperty(streamProperty.Name, EdmPrimitiveTypeKind.Stream);
break;
case ODataPayloadElementType.EmptyCollectionProperty:
throw new NotImplementedException();
case ODataPayloadElementType.NavigationPropertyInstance:
NavigationPropertyInstance navigationProperty = (NavigationPropertyInstance)currentProperty;
var navProperty = generatedEntityType.AddUnidirectionalNavigation(new EdmNavigationPropertyInfo()
{
ContainsTarget = false,
Name = navigationProperty.Name,
Target = generatedEntityType,
TargetMultiplicity = EdmMultiplicity.One
});
entitySet.AddNavigationTarget(navProperty, entitySet);
break;
case ODataPayloadElementType.ComplexMultiValueProperty:
ComplexMultiValueProperty complexMultiValueProperty = (ComplexMultiValueProperty)currentProperty;
generatedEntityType.AddStructuralProperty(complexMultiValueProperty.Name,
complexMultiValueProperty.Value.GetAnnotation <EntityModelTypeAnnotation>().EdmModelType);
break;
case ODataPayloadElementType.PrimitiveMultiValueProperty:
PrimitiveMultiValueProperty primitiveMultiValueProperty = (PrimitiveMultiValueProperty)currentProperty;
generatedEntityType.AddStructuralProperty(primitiveMultiValueProperty.Name,
primitiveMultiValueProperty.Value.GetAnnotation <EntityModelTypeAnnotation>().EdmModelType);
break;
default:
throw new NotSupportedException("Unsupported element type found : " + propertyCombination[i].ElementType);
}
}
}
if (generatedEntityType != null)
{
entityInstance.AddAnnotation(new EntityModelTypeAnnotation(generatedEntityType.ToTypeReference(true)));
}
yield return(new PayloadTestDescriptor()
{
PayloadElement = entityInstance, PayloadEdmModel = model
});
count++;
}
}
