if (entrySet instanceof NavigableSet) {
ascendingSubMapEntrySet = (NavigableSet) entrySet;
iterator = entrySet.iterator();
entry = (Entry) iterator.next();
Entry expectedEntry = (Entry) iterator.next();
assertEquals(expectedEntry, ascendingSubMapEntrySet.higher(entry));
}
// With Comparator
entrySet = subMap_startExcluded_endExcluded_comparator.entrySet();
if (entrySet instanceof NavigableSet) {