private static void checkReorder(Predicate input, Predicate expected) {
        NotNodeReorderer reorderer = new NotNodeReorderer();
        Predicate actual = reorderer.process(input, new PredicateOptions(10));
        assertEquals(expected, actual);
    }
@author <a href="mailto:magnarn@yahoo-inc.com">Magnar Nedland</a>
predicate-search-core/src/test/java/com/yahoo/search/predicate/optimization/NotNodeReordererTest.java