Fix for OPENDJ-1586: Changes in processSearch to iterate through nested groups members when a search is based on a filter of the isMemberOf attribute.
Fixed incorrect test, preventing the method to process all groups properly. The dev 3 branch code is correct.

git-svn-id: https://svn.forgerock.org/opendj/trunk/opends@11104 41b1ffd8-f28e-4786-ab96-9950f0a78031