@Test
    public void arrayLength() {
        List<String> shortArr = List.of("x", "y");
        List<String> longArr = List.of("a", "b", "c", "d", "e");

        assertEquals(-1, CollectionComparator.compare(shortArr, longArr));
    }
@author <a href="mailto:einarmr@yahoo-inc.com">Einar M R Rosenvinge</a>
vespajlib/src/test/java/com/yahoo/collections/CollectionComparatorTestCase.java