/// <summary>
/// Creates a StreamDescriptor class with the given name and other information
/// </summary>
/// <param name="name">name of the stream.</param>
/// <param name="entityDescriptor">instance of entity descriptor that contains this stream.</param>
internal StreamDescriptor(string name, EntityDescriptor entityDescriptor) : base(EntityStates.Unchanged)
{
Debug.Assert(!String.IsNullOrEmpty(name), "!String.IsNullOrEmpty(name)");
Debug.Assert(entityDescriptor != null, "entityDescriptor != null");
this.streamLink = new DataServiceStreamLink(name);
this.entityDescriptor = entityDescriptor;
}
/// <summary>
/// Creates a StreamDescriptor class for the default stream (MR) associated with an entity.
/// </summary>
/// <param name="entityDescriptor">instance of entity descriptor that contains this stream.</param>
internal StreamDescriptor(EntityDescriptor entityDescriptor)
: base(EntityStates.Unchanged)
{
Debug.Assert(entityDescriptor != null, "entityDescriptor != null");
this.streamLink = new DataServiceStreamLink(null);
this.entityDescriptor = entityDescriptor;
}
/// <summary>
/// Compares properties of a structural object with expected value. Overridden here to handle named streams.
/// </summary>
/// <param name="structuralValue">The structural object containing the property to compare</param>
/// <param name="expectedName">The name of the property to compare</param>
/// <param name="expectedPropertyType">The expected type of the property</param>
/// <param name="actualValue">The actual value of the property</param>
/// <param name="path">The path to the compared object (for debugging purposes)</param>
/// <param name="shouldThrow">Should exception be thrown if error is encountered</param>
/// <returns>The comparison result</returns>
protected override ComparisonResult CompareProperty(QueryStructuralValue structuralValue, string expectedName, QueryType expectedPropertyType, object actualValue, string path, bool shouldThrow)
{
if (this.CodeGenerator.GetType() == typeof(RemoteClientCodeLayerGenerator))
{
if (structuralValue.GetValue(expectedName).IsNull&& expectedPropertyType is QueryComplexType)
{
return(ComparisonResult.Success);
}
}
if (expectedPropertyType is AstoriaQueryStreamType)
{
#if WINDOWS_PHONE
return(ComparisonResult.Success);
#else
DataServiceStreamLink actualStreamLink = (DataServiceStreamLink)actualValue;
AstoriaQueryStreamValue expectedStreamValue = (AstoriaQueryStreamValue)structuralValue.GetStreamValue(expectedName);
if (actualStreamLink == null)
{
if (!expectedStreamValue.IsNull)
{
this.ThrowOrLogError(shouldThrow, "Expected DataServiceStreamLink property to be null. Actual: {0}", actualStreamLink);
return(ComparisonResult.Failure);
}
else
{
return(ComparisonResult.Success);
}
}
try
{
this.VerifyStreamLink(expectedStreamValue, actualStreamLink);
return(ComparisonResult.Success);
}
catch (TestFailedException e)
{
this.ThrowOrLogError(shouldThrow, e.ToString());
return(ComparisonResult.Failure);
}
#endif
}
else
{
return(base.CompareProperty(structuralValue, expectedName, expectedPropertyType, actualValue, path, shouldThrow));
}
}
private void VerifyStreamLink(AstoriaQueryStreamValue expected, DataServiceStreamLink actual)
{
this.VerifyStreamDescriptorValues(expected, actual.Name, actual.ContentType, actual.ETag, actual.EditLink, actual.SelfLink);
}
