/// <summary>
/// Verifies the delete succeeded
/// </summary>
/// <param name="request">The request to verify</param>
/// <param name="response">The response to verify</param>
public override void Verify(ODataRequest request, ODataResponse response)
{
base.Verify(request, response);
var originalUri = request.Uri;
var entityUri = originalUri.ScopeToEntity();
var beforeSync = this.Evaluator.Evaluate(entityUri, false, false) as QueryStructuralValue;
ExceptionUtilities.CheckObjectNotNull(beforeSync, "Could not get entity before syncing");
ExceptionUtilities.Assert(!beforeSync.IsNull, "Entity was null before syncing");
var afterSync = this.SynchronizeAndEvaluate(entityUri, beforeSync, originalUri.IsEntity());
QueryValue currentValue = afterSync;
string message = null;
if (originalUri.IsEntity())
{
// DELETE Customers(1)
message = "Entity was not deleted";
}
else if (originalUri.IsPropertyValue())
{
// DELETE Customers(1)/Name/$value
message = "Property value was not null";
// drill down by each property in the uri after the entity portion
foreach (var propertySegment in originalUri.Segments.Skip(entityUri.Segments.Count).OfType <PropertySegment>())
{
currentValue = ((QueryStructuralValue)currentValue).GetValue(propertySegment.Property.Name);
}
}
else if (originalUri.IsEntityReferenceLink())
{
// TODO: verify back-links?
var navigation = originalUri.Segments.OfType <NavigationSegment>().Last();
if (navigation.NavigationProperty.ToAssociationEnd.Multiplicity == EndMultiplicity.Many)
{
// DELETE Customers(1)/Orders/$ref?$id=Orders(1)
message = "Collection link was not deleted";
var linkUri = new ODataUri(entityUri.Segments.Concat(navigation, originalUri.Segments.OfType <KeyExpressionSegment>().Last()));
currentValue = this.Evaluator.Evaluate(linkUri, false, false);
}
else
{
// DELETE Customers(1)/BestFriend/$ref
message = "Reference link was not deleted";
currentValue = ((QueryStructuralValue)afterSync).GetValue(navigation.NavigationProperty.Name);
}
}
// at this point, the current value should be null if the delete was successful
ExceptionUtilities.CheckObjectNotNull(message, "Uri did not represent an entity, value, or link: '{0}'", request.GetRequestUri());
this.Assert(currentValue.IsNull, message, request, response);
if (originalUri.IsEntity())
{
this.RequeryEntityAndVerifyStatusCode(request, response, entityUri);
if (entityUri.Segments.OfType <NavigationSegment>().Any())
{
// convert the uri into a top-level access
entityUri = GetTopLevelUri(beforeSync);
entityUri.Segments.Insert(0, originalUri.Segments.OfType <ServiceRootSegment>().Single());
this.RequeryEntityAndVerifyStatusCode(request, response, entityUri);
}
}
}
/// <summary>
/// Verifies the delete succeeded
/// </summary>
/// <param name="request">The request to verify</param>
/// <param name="response">The response to verify</param>
public override void Verify(ODataRequest request, ODataResponse response)
{
base.Verify(request, response);
var originalUri = request.Uri;
var entityUri = originalUri.ScopeToEntity();
var beforeSync = this.Evaluator.Evaluate(entityUri, false, false) as QueryStructuralValue;
ExceptionUtilities.CheckObjectNotNull(beforeSync, "Could not get entity before syncing");
ExceptionUtilities.Assert(!beforeSync.IsNull, "Entity was null before syncing");
var afterSync = this.SynchronizeAndEvaluate(entityUri, beforeSync, originalUri.IsEntity());
QueryValue currentValue = afterSync;
string message = null;
if (originalUri.IsEntity())
{
// DELETE Customers(1)
message = "Entity was not deleted";
}
else if (originalUri.IsPropertyValue())
{
// DELETE Customers(1)/Name/$value
message = "Property value was not null";
// drill down by each property in the uri after the entity portion
foreach (var propertySegment in originalUri.Segments.Skip(entityUri.Segments.Count).OfType<PropertySegment>())
{
currentValue = ((QueryStructuralValue)currentValue).GetValue(propertySegment.Property.Name);
}
}
else if (originalUri.IsEntityReferenceLink())
{
// TODO: verify back-links?
var navigation = originalUri.Segments.OfType<NavigationSegment>().Last();
if (navigation.NavigationProperty.ToAssociationEnd.Multiplicity == EndMultiplicity.Many)
{
// DELETE Customers(1)/Orders/$ref?$id=Orders(1)
message = "Collection link was not deleted";
var linkUri = new ODataUri(entityUri.Segments.Concat(navigation, originalUri.Segments.OfType<KeyExpressionSegment>().Last()));
currentValue = this.Evaluator.Evaluate(linkUri, false, false);
}
else
{
// DELETE Customers(1)/BestFriend/$ref
message = "Reference link was not deleted";
currentValue = ((QueryStructuralValue)afterSync).GetValue(navigation.NavigationProperty.Name);
}
}
// at this point, the current value should be null if the delete was successful
ExceptionUtilities.CheckObjectNotNull(message, "Uri did not represent an entity, value, or link: '{0}'", request.GetRequestUri());
this.Assert(currentValue.IsNull, message, request, response);
if (originalUri.IsEntity())
{
this.RequeryEntityAndVerifyStatusCode(request, response, entityUri);
if (entityUri.Segments.OfType<NavigationSegment>().Any())
{
// convert the uri into a top-level access
entityUri = GetTopLevelUri(beforeSync);
entityUri.Segments.Insert(0, originalUri.Segments.OfType<ServiceRootSegment>().Single());
this.RequeryEntityAndVerifyStatusCode(request, response, entityUri);
}
}
}