expectUnchanged();
  }

  // retainAll(superset)

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAll_superset() {
    expectReturnsFalse(superset);
    expectUnchanged();
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  public void testRetainAll_supersetUnsupported() {
    expectReturnsFalseOrThrows(superset);
    expectUnchanged();
  }

    expectUnchanged();
  }

  // retainAll(superset)

  @CollectionFeature.Require(SUPPORTS_REMOVE)
  public void testRetainAll_superset() {
    expectReturnsFalse(superset);
    expectUnchanged();
  }

  @CollectionFeature.Require(absent = SUPPORTS_REMOVE)
  public void testRetainAll_supersetUnsupported() {
    expectReturnsFalseOrThrows(superset);
    expectUnchanged();
  }

                    set.removeAll(difference);
                    Set<String> superset = newHashSet(samples());
                    superset.addAll(difference);
                    return symmetricDifference(set, superset);
                  }
                })
            .named("set ^ superset")
            .withFeatures(

  }

  /*
   * This list contains values that attempt to provoke overflow in long operations. It contains
   * positive values on or near 2^N for N near multiples of 8 (near byte boundaries). This list is
   * a superset of POSITIVE_INTEGER_CANDIDATES.
   */
  static final ImmutableSet<Long> POSITIVE_LONG_CANDIDATES;

  static final Iterable<Long> NEGATIVE_LONG_CANDIDATES;

  static final Iterable<Long> NONZERO_LONG_CANDIDATES;

   * this builder to sort entries by value.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to
   * build multiple bimaps in series. Each bimap is a superset of the bimaps created before it.
   *
   * @since 2.0
   */
  public static final class Builder<K, V> extends ImmutableMap.Builder<K, V> {
    /**

   * co.uk} or {@code pvt.k12.wy.us}. Examples of domain names that are <i>not</i> public suffixes
   * include {@code google.com}, {@code foo.co.uk}, and {@code myblog.blogspot.com}.
   *
   * <p>Public suffixes are a proper superset of {@linkplain #isRegistrySuffix() registry suffixes}.
   * The list of public suffixes additionally contains privately owned domain names under which

   *         .add(42)
   *         .build();
   * }
   *
   * <p>Builder instances can be reused; it is safe to call {@link #build} multiple times to build
   * multiple sets in series. Each set is a superset of the set created before it.
   *
   * @since 2.0
   */
  public static final class Builder<E> extends ImmutableSet.Builder<E> {
    private final Comparator<? super E> comparator;

    /**

   * sort entries by value.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to
   * build multiple maps in series. Each map is a superset of the maps created before it.
   *
   * @since 2.0
   */
  @DoNotMock
  public static class Builder<K, V> {
    @Nullable Comparator<? super V> valueComparator;
    @Nullable Entry<K, V>[] entries;

   * sort entries by value.
   *
   * <p>Builder instances can be reused - it is safe to call {@link #buildOrThrow} multiple times to
   * build multiple maps in series. Each map is a superset of the maps created before it.
   *
   * @since 2.0
   */
  @DoNotMock
  public static class Builder<K, V> {
    @Nullable Comparator<? super V> valueComparator;

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