public static void testAddToHashTable()
  {
    TestFailureException exception = new TestFailureException();
    exception.setSequence(new ArrayList<Transition>());
    ShortenFailure sut = new ShortenFailure(new RandomTester(new SimpleSet()),
        exception);
    HashMap<String, ArrayList<Integer>> table = new HashMap<String, ArrayList<Integer>>();
    sut.addToHashTable(table, "1", 0);
    sut.addToHashTable(table, "3", 2);
    sut.addToHashTable(table, "3", 3);