public void GetFirstNonTypeCastSegment_WorksForSelectPathWithFirstNonTypeSegmentAtMiddle()
{
// Arrange
EdmEntityType entityType = new EdmEntityType("NS", "Customer");
IEdmStructuralProperty property = entityType.AddStructuralProperty("Id", EdmPrimitiveTypeKind.String);
ODataPathSegment firstTypeSegment = new TypeSegment(entityType, null);
ODataPathSegment secondTypeSegment = new TypeSegment(entityType, null);
ODataPathSegment firstPropertySegment = new PropertySegment(property);
ODataPathSegment secondPropertySegment = new PropertySegment(property);
ODataSelectPath selectPath = new ODataSelectPath(
firstTypeSegment,
secondTypeSegment,
firstPropertySegment, // here
secondPropertySegment);
// Act
IList <ODataPathSegment> remainingSegments;
ODataPathSegment firstNonTypeSegment = selectPath.GetFirstNonTypeCastSegment(out remainingSegments);
// Assert
Assert.NotNull(firstNonTypeSegment);
Assert.Same(firstPropertySegment, firstNonTypeSegment);
Assert.NotNull(remainingSegments);
Assert.Same(secondPropertySegment, Assert.Single(remainingSegments));
}
public void GetFirstNonTypeCastSegment_SelectPath_ThrowsArgumentNull()
{
// Arrange & Act
ODataSelectPath selectPath = null;
IList <ODataPathSegment> remainingSegments;
// Assert
ExceptionAssert.ThrowsArgumentNull(() => selectPath.GetFirstNonTypeCastSegment(out remainingSegments), "selectPath");
}
public void GetFirstNonTypeCastSegment_ThrowsForUnsupportedMiddleSegmentInSelectPath()
{
// Arrange & Act
ODataSelectPath selectPath = new ODataSelectPath(new DynamicPathSegment("abc"), new DynamicPathSegment("xyz"));
IList <ODataPathSegment> remainingSegments;
// Assert
ExceptionAssert.Throws <ODataException>(() => selectPath.GetFirstNonTypeCastSegment(out remainingSegments),
String.Format(SRResources.InvalidSegmentInSelectExpandPath, "DynamicPathSegment"));
}
public void GetFirstNonTypeCastSegment_ThrowsForUnsupportedLastSegmentInSelectPath()
{
// Arrange & Act
IEdmType stringType = EdmCoreModel.Instance.GetString(false).Definition;
ODataSelectPath selectPath = new ODataSelectPath(new TypeSegment(stringType, null), new TypeSegment(stringType, null));
IList <ODataPathSegment> remainingSegments;
// Assert
ExceptionAssert.Throws <ODataException>(() => selectPath.GetFirstNonTypeCastSegment(out remainingSegments),
String.Format(SRResources.InvalidLastSegmentInSelectExpandPath, "TypeSegment"));
}
/// <summary>
/// Build the $select item, it maybe $select=complex/abc, $select=abc, $select=nav, etc.
/// </summary>
/// <param name="pathSelectItem">The expanded reference select item.</param>
/// <param name="currentLevelPropertiesInclude">The current properties to include at current level.</param>
/// <param name="structuralTypeInfo">The structural type properties.</param>
private void BuildSelectItem(PathSelectItem pathSelectItem,
IDictionary <IEdmStructuralProperty, SelectExpandIncludedProperty> currentLevelPropertiesInclude,
EdmStructuralTypeInfo structuralTypeInfo)
{
Contract.Assert(pathSelectItem != null && pathSelectItem.SelectedPath != null);
Contract.Assert(currentLevelPropertiesInclude != null);
Contract.Assert(structuralTypeInfo != null);
// Verify and process the $select=abc/xyz/....
ODataSelectPath selectPath = pathSelectItem.SelectedPath;
IList <ODataPathSegment> remainingSegments;
ODataPathSegment segment = selectPath.GetFirstNonTypeCastSegment(out remainingSegments);
PropertySegment firstPropertySegment = segment as PropertySegment;
if (firstPropertySegment != null)
{
if (structuralTypeInfo.IsStructuralPropertyDefined(firstPropertySegment.Property))
{
// $select=abc/xyz/...
SelectExpandIncludedProperty newPropertySelectItem;
if (!currentLevelPropertiesInclude.TryGetValue(firstPropertySegment.Property, out newPropertySelectItem))
{
newPropertySelectItem = new SelectExpandIncludedProperty(firstPropertySegment);
currentLevelPropertiesInclude[firstPropertySegment.Property] = newPropertySelectItem;
}
newPropertySelectItem.AddSubSelectItem(remainingSegments, pathSelectItem);
}
return;
}
// If the first segment is not a property segment,
// that segment must be the last segment, so the remainging segments should be null.
Contract.Assert(remainingSegments == null);
NavigationPropertySegment navigationSegment = segment as NavigationPropertySegment;
if (navigationSegment != null)
{
// for example: $select=NavigationProperty or $select=NS.VipCustomer/VipNav
if (structuralTypeInfo.IsNavigationPropertyDefined(navigationSegment.NavigationProperty))
{
if (SelectedNavigationProperties == null)
{
SelectedNavigationProperties = new HashSet <IEdmNavigationProperty>();
}
SelectedNavigationProperties.Add(navigationSegment.NavigationProperty);
}
return;
}
OperationSegment operationSegment = segment as OperationSegment;
if (operationSegment != null)
{
// for example: $select=NS.Operation, or, $select=NS.VipCustomer/NS.Operation
AddOperations(operationSegment, structuralTypeInfo.AllActions, structuralTypeInfo.AllFunctions);
return;
}
DynamicPathSegment dynamicPathSegment = segment as DynamicPathSegment;
if (dynamicPathSegment != null)
{
if (SelectedDynamicProperties == null)
{
SelectedDynamicProperties = new HashSet <string>();
}
SelectedDynamicProperties.Add(dynamicPathSegment.Identifier);
return;
}
// In fact, we should never be here, because it's verified above
throw new ODataException(Error.Format(SRResources.SelectionTypeNotSupported, segment.GetType().Name));
}