protected SortedSet<String> create(String[] elements) {
      return ImmutableSortedSet.<String>reverseOrder().add(elements).build().descendingSet();
    }
  }

  public static class ImmutableSortedSetExplicitComparator extends TestStringSetGenerator {

    private static final Comparator<String> STRING_REVERSED = Collections.reverseOrder();

    @Override
    protected SortedSet<String> create(String[] elements) {

    builder.put("b", 3);
    builder.put("d", 2);
    builder.put("a", 5);
    builder.orderKeysBy(Collections.reverseOrder());
    builder.orderValuesBy(Collections.reverseOrder());
    builder.put("c", 4);
    builder.put("a", 2);
    builder.put("b", 6);
    ImmutableListMultimap<String, Integer> multimap = builder.build();

    sortedTable = TreeBasedTable.create();
    assertSame(Ordering.natural(), sortedTable.rowComparator());

    sortedTable = TreeBasedTable.create(Collections.reverseOrder(), Ordering.usingToString());
    assertSame(Collections.reverseOrder(), sortedTable.rowComparator());
  }

  public void testColumnComparator() {
    sortedTable = TreeBasedTable.create();
    sortedTable.put("", 42, 'x');

    assertTrue(multimap.get("a") instanceof ImmutableSortedSet);
    assertEquals(
        Collections.reverseOrder(), ((ImmutableSortedSet<Integer>) multimap.get("a")).comparator());
    assertTrue(multimap.get("x") instanceof ImmutableSortedSet);
    assertEquals(
        Collections.reverseOrder(), ((ImmutableSortedSet<Integer>) multimap.get("x")).comparator());

    builder.put("b", 3);
    builder.put("d", 2);
    builder.put("a", 5);
    builder.orderKeysBy(Collections.reverseOrder());
    builder.orderValuesBy(Collections.reverseOrder());
    builder.put("c", 4);
    builder.put("a", 2);
    builder.put("b", 6);
    ImmutableListMultimap<String, Integer> multimap = builder.build();

            .createTestSuite());

    suite.addTest(
        NavigableSetTestSuiteBuilder.using(new ImmutableSortedSetReversedOrderGenerator())
            .named(ImmutableSortedSetTest.class.getName() + ", reverseOrder, iterator")
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.SERIALIZABLE,

            } finally {
                // Clean up - delete all files in the directory first
                try {
                    Files.walk(tempDir)
                            .sorted(java.util.Comparator.reverseOrder())
                            .forEach(path -> {
                                try {
                                    Files.deleteIfExists(path);
                                } catch (Exception e) {

            }
            return;
        }
        try (Stream<Path> walk = Files.walk(dir, FileVisitOption.FOLLOW_LINKS)) {
            walk.sorted(Comparator.reverseOrder()).forEach(f -> {
                if (logger.isDebugEnabled()) {
                    logger.debug("Deleting: path={}", f);
                }
                try {
                    Files.delete(f);

  }

  @Override
  ImmutableSortedSet<E> createDescendingSet() {
    Comparator<? super E> reversedOrder = Collections.reverseOrder(comparator);
    return isEmpty()
        ? emptySet(reversedOrder)
        : new RegularImmutableSortedSet<E>(elements.reverse(), reversedOrder);
  }

  // redeclare to help optimizers with b/310253115
  @SuppressWarnings("RedundantOverride")
  @Override

            .createTestSuite());

    suite.addTest(
        NavigableSetTestSuiteBuilder.using(new ImmutableSortedSetReversedOrderGenerator())
            .named(ImmutableSortedSetTest.class.getName() + ", reverseOrder, iterator")
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.SERIALIZABLE,