An updated version of the SCSI Compliance Test has been posted on https://connect.microsoft.com . You must be a member of the Storage Logo Program Beta Users program to download. You can join this program by finding it in the Available Connections section...

Our interpretation is that the drive should not report a profile if it cannot recognize the blank media for that type. If the DVD reader is a capable of reading from the recorded DVD+R, DVD+RW media then it can report DVD+R feature and DVD+RW feature...