testable.startPrefixMapping(PREFIX, URI);
next.assertStartPrefixMappingNotInvoked();
testable.startElement("", "localname", "localname", attributes);
next.assertStartPrefixMappingInvoked(PREFIX, URI);
next.assertStartElementInvoked("", "localname", "localname", attributes);
}
// ensure that empty prefix events are never passed to the next process
{