@CollectionSize.Require(absent = ZERO)
  public void testAdd_supportedNullPresent() {
    E[] array = createArrayWithNullElement();
    collection = getSubjectGenerator().create(array);
    assertTrue("add(nullPresent) should return true", getList().add(null));

    List<E> expected = copyToList(array);
    expected.add(null);
    expectContents(expected);
  }

  /**

   *
   * 1. b/192354773 in our checker affects toArray declarations.
   *
   * 2. `other[size] = null` is unsound. We could "fix" this by requiring callers to pass in an
   * array with a nullable element type. But probably they usually want an array with a non-nullable
   * type. That said, we could *accept* a `@Nullable T[]` (which, given that we treat arrays as

        // TODO parallel?
        final SuggestItem[] array = Stream.of(items).filter(item -> !item.isBadWord(badWords)).toArray(n -> new SuggestItem[n]);

        try {
            final long start = System.currentTimeMillis();
            final SuggestWriterResult result = suggestWriter.write(client, settings, index, array, true);

    }

    /**
     * Sets the array of web protocols to recognize for URL classification.
     *
     * @param webProtocols array of protocol prefixes (e.g., "http:", "https:")
     */
    public void setWebProtocols(final String[] webProtocols) {
        this.webProtocols = webProtocols;
    }

    /**
     * Sets the array of file protocols to recognize for URL classification.
     *

    String[] array = {"foo", "bar"};
    assertFalse(Iterators.forArrayWithPosition(array, 2).hasNext());
    assertThrows(IndexOutOfBoundsException.class, () -> Iterators.forArrayWithPosition(array, -1));
    assertThrows(IndexOutOfBoundsException.class, () -> Iterators.forArrayWithPosition(array, 3));
  }

  @GwtIncompatible // unreasonably slow
  public void testForArrayUsingTester() {
    new IteratorTester<Integer>(

        return buffer[bufferIndex] & 0xFF;
    }

    int type, length;

    /**
     * Writes the packet to the specified byte array in wire format.
     *
     * @param dst the destination byte array to write to
     * @param dstIndex the starting index in the destination array
     * @return written bytes
     */
    public int writeWireFormat(final byte[] dst, final int dstIndex) {

    @DisplayName("Reading with zero-length array returns 0")
    void readZeroLengthArrayReturnsZero() throws IOException {
        // Create stream with a message containing data
        byte[] data = new byte[] { 1, 2 };
        InputStream in = new ByteArrayInputStream(concat(messageHeader(2), data));
        SocketInputStream sis = new SocketInputStream(in);

        // Reading with zero-length array should return 0 without consuming data

     */
    public void addSitemap(final String url) {
        if (!sitemapList.contains(url)) {
            sitemapList.add(url);
        }
    }

    /**
     * Returns an array of sitemap URLs.
     *
     * @return an array of sitemap URLs
     */
    public String[] getSitemaps() {
        return sitemapList.toArray(new String[sitemapList.size()]);
    }

    /**

     * Creates an {@link EmptyArgumentException}.
     *
     * @param argName
     *            Name of the argument
     * @param messageCode
     *            Message code
     * @param args
     *            Array of arguments
     */
    public EmptyArgumentException(final String argName, final String messageCode, final Object[] args) {
        this(argName, messageCode, args, null);
    }

    /**

  @Override
  public HashCode hashInt(int input) {
    return hashBytes(ByteBuffer.allocate(4).order(ByteOrder.LITTLE_ENDIAN).putInt(input).array());
  }

  @Override
  public HashCode hashLong(long input) {
    return hashBytes(ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN).putLong(input).array());
  }

  @Override
  public HashCode hashUnencodedChars(CharSequence input) {
    int len = input.length();