requireNonNull(str, "str");
        final int length = str.length();
        if (length > 1
                && str.startsWith("\"")
                && str.endsWith("\"")
                && str.substring(1, length - 1).indexOf('"') == -1) {
            str = str.substring(1, length - 1);
        }
        return str;
    }

    @Nonnull

  }

  /**
   * Shortens the last frame from its original length to `length`. This will cause the peer to
   * close the socket as soon as this frame has been written; otherwise the peer stays open until
   * explicitly closed.
   */
  fun truncateLastFrame(length: Int): Http2Writer {
    val lastFrame = outFrames.removeAt(outFrames.size - 1)
    require(length < bytesOut.size - lastFrame.start)

    }

    @Test
    @DisplayName("accept: length-based filter evaluates negative/zero/positive sizes")
    void accept_lengthBasedFilter_handlesNumericEdges() throws Exception {
        // Arrange: filter that accepts only strictly positive length
        SmbFileFilter filter = f -> f.length() > 0;

        // negative size -> reject
        when(smbFile.length()).thenReturn(-1L);

        assertEquals("Default groups should be empty", 0, getDefaultGroups().length);
        assertEquals("Default payload should be empty", 0, getDefaultPayload().length);
        assertEquals("Default minKey should be empty", StringUtil.EMPTY, getDefaultMinKey());
        assertEquals("Default maxKey should be empty", StringUtil.EMPTY, getDefaultMaxKey());

     * @param length the number of bytes to dump from the source array
     */

    public static void hexdump(final PrintStream ps, final byte[] src, final int srcIndex, final int length) {
        if (length == 0) {
            return;
        }

        final int s = length % 16;
        final int r = s == 0 ? length / 16 : length / 16 + 1;
        final char[] c = new char[r * (74 + NL_LENGTH)];

  @Test fun serverSmallBufferedPayloadWrittenAsOneFrame() {
    val length = 5
    val payload: ByteString = (binaryData(length))
    serverWriter.writeMessageFrame(OPCODE_TEXT, payload)
    assertData("8105")
    assertData(payload)
  }

  @Test fun serverLargeBufferedPayloadWrittenAsOneFrame() {
    val length = 12345
    val payload: ByteString = (binaryData(length))
    serverWriter.writeMessageFrame(OPCODE_TEXT, payload)

     */
    void seek(long pos);

    /**
     * Get the current file length
     *
     * @return file length
     * @throws SmbException if an I/O error occurs
     */
    long length() throws SmbException;

    /**
     * Expand/truncate file length
     *
     * @param newLength
     *            new file length
     * @throws SmbException if an I/O error occurs
     */

     * - Byte 1: High bit of 17-bit length field
     * - Bytes 2-3: Lower 16 bits of length field
     */
    private static byte[] messageHeader(int length) {
        byte[] h = new byte[4];
        h[0] = (byte) SessionServicePacket.SESSION_MESSAGE;
        h[1] = (byte) ((length >> 16) & 0x01);
        h[2] = (byte) ((length >> 8) & 0xFF);
        h[3] = (byte) (length & 0xFF);
        return h;
    }

    /**

      return delegate.order(insertionOrder);
    }

    @Override
    public K[] createKeyArray(int length) {
      return delegate.createKeyArray(length);
    }

    @Override
    public V[] createValueArray(int length) {
      return delegate.createValueArray(length);
    }

    @Override
    public SampleElements<Entry<K, V>> samples() {
      return delegate.samples();
    }

        int result = response.readSetupWireFormat(buffer, 0, buffer.length);

        assertEquals(0, result);
    }

    @Test
    @DisplayName("Test readParametersWireFormat reads length correctly")
    void testReadParametersWireFormat() throws Exception {
        byte[] buffer = new byte[100];
        int expectedLength = 0x12345678;

        // Write length in little-endian format