* NavigableSets inherit the tests for filtered Iterables, Collections, Sets, and SortedSets. The
   * actual implementation tests are further down.
   */

  public abstract static class AbstractFilteredIterableTest<C extends Iterable<Integer>>
      extends TestCase {
    abstract C createUnfiltered(Iterable<Integer> contents);

    abstract C filter(C elements, Predicate<? super Integer> predicate);

        this.repositories = remoteRepositoryManager.aggregateRepositories(session, repositories, newRepositories, true);
    }

    private static void removeMatchingRepository(Iterable<RemoteRepository> repositories, final String id) {
        Iterator<RemoteRepository> iterator = repositories.iterator();
        while (iterator.hasNext()) {
            RemoteRepository remoteRepository = iterator.next();

   * the {@link Multimap} interface.
   */
  @CanIgnoreReturnValue
  @Override
  List<V> replaceValues(@ParametricNullness K key, Iterable<? extends V> values);

  /**
   * {@inheritDoc}
   *
   * <p><b>Note:</b> The returned map's values are guaranteed to be of type {@link List}. To obtain

   * the {@link Multimap} interface.
   */
  @CanIgnoreReturnValue
  @Override
  List<V> replaceValues(@ParametricNullness K key, Iterable<? extends V> values);

  /**
   * {@inheritDoc}
   *
   * <p><b>Note:</b> The returned map's values are guaranteed to be of type {@link List}. To obtain

  @Override
  public V getUnchecked(K key) {
    return delegate().getUnchecked(key);
  }

  @CanIgnoreReturnValue // TODO(b/27479612): consider removing this
  @Override
  public ImmutableMap<K, V> getAll(Iterable<? extends K> keys) throws ExecutionException {
    return delegate().getAll(keys);
  }

  @Override
  public V apply(K key) {
    return delegate().apply(key);
  }

  @Override

        return propertyDescCache.getAt(index);
    }

    @Override
    public int getPropertyDescSize() {
        return propertyDescCache.size();
    }

    @Override
    public Iterable<PropertyDesc> getPropertyDescs() {
        return unmodifiableCollection(propertyDescCache.values());
    }

    @Override
    public boolean hasFieldDesc(final String fieldName) {

    public String toString() {
      return "ByteSource.empty()";
    }
  }

  private static final class ConcatenatedByteSource extends ByteSource {

    final Iterable<? extends ByteSource> sources;

    ConcatenatedByteSource(Iterable<? extends ByteSource> sources) {
      this.sources = checkNotNull(sources);
    }

    @Override
    public InputStream openStream() throws IOException {

              public SortedMultiset<E> create(Object... entries) {
                return ((SortedMultiset<E>) super.create(entries)).descendingMultiset();
              }

              @Override
              public Iterable<E> order(List<E> insertionOrder) {
                return ImmutableList.copyOf(super.order(insertionOrder)).reverse();
              }
            })
        .named(parentBuilder.getName() + " descending")

  @SuppressWarnings("unchecked")
  public static <K, V> ImmutableSortedMap<K, V> copyOf(
      Iterable<? extends Entry<? extends K, ? extends V>> entries) {
    return new Builder<K, V>((Comparator<K>) NATURAL_ORDER).putAll(entries).build();
  }

  public static <K, V> ImmutableSortedMap<K, V> copyOf(
      Iterable<? extends Entry<? extends K, ? extends V>> entries,
      Comparator<? super K> comparator) {

   * is {@code explicitTestNames}.
   */
  @VisibleForTesting
  List<Class<?>> findClassesToTest(
      Iterable<? extends Class<?>> classes, Iterable<String> explicitTestNames) {
    // "a.b.Foo" -> a.b.Foo.class
    TreeMap<String, Class<?>> classMap = Maps.newTreeMap();
    for (Class<?> cls : classes) {
      classMap.put(cls.getName(), cls);