assertCrc(0x62a8ab43, fulls);
  }

  public void testFull100() {
    // Test 100 byte array of 0xFF.
    byte[] fulls = new byte[100];
    Arrays.fill(fulls, (byte) 0xFF);
    assertCrc(0xbc753add, fulls);
  }

  public void testAscending() {
    // Test 32 byte arrays of ascending.
    byte[] ascending = new byte[32];
    for (int i = 0; i < 32; i++) {
      ascending[i] = (byte) i;
    }

    }

    /**
     * Decodes a string from UTF-16LE (Unicode Little Endian) bytes.
     *
     * @param src the byte array containing the encoded string
     * @param srcIndex the starting offset in the byte array
     * @param len the number of bytes to decode
     * @return decoded string
     */
    public static String fromUNIBytes(final byte[] src, final int srcIndex, final int len) {

        byte[] maxGuid = new byte[16];
        Arrays.fill(maxGuid, (byte) 0xFF);

        ValidateNegotiateInfoRequest request =
                new ValidateNegotiateInfoRequest(DEFAULT_CAPABILITIES, maxGuid, DEFAULT_SECURITY_MODE, defaultDialects);

        byte[] buffer = new byte[request.size()];
        request.encode(buffer, 0);

        // Verify max GUID
        byte[] extractedGuid = new byte[16];

   *     {@link Byte#MAX_VALUE} if it is too large, or {@link Byte#MIN_VALUE} if it is too small
   */
  public static byte saturatedCast(long value) {
    if (value > Byte.MAX_VALUE) {
      return Byte.MAX_VALUE;
    }
    if (value < Byte.MIN_VALUE) {
      return Byte.MIN_VALUE;
    }
    return (byte) value;
  }

  /**

    private static final int TEST_CONTROL_CODE = Smb2IoctlRequest.FSCTL_DFS_GET_REFERRALS;
    private static final byte[] TEST_FILE_ID = new byte[16];
    private static final byte[] TEST_OUTPUT_BUFFER = new byte[1024];

    @BeforeEach
    void setUp() {
        Arrays.fill(TEST_FILE_ID, (byte) 0x42);
    }

    private void setupMockConfig() {
        when(mockConfig.getTransactionBufferSize()).thenReturn(65536);
    }

    }

    private byte[] prepareAllocationInfoBuffer() {
        byte[] buffer = new byte[100];
        int offset = 0;

        // idFileSystem (4 bytes)
        SMBUtil.writeInt4(0, buffer, offset);
        offset += 4;

        // sectPerAlloc (4 bytes)
        SMBUtil.writeInt4(8, buffer, offset);
        offset += 4;

        // alloc (4 bytes)

        // Verify content
        assertArrayEquals(new byte[] { (byte) 0xFF, 0x01, 0x02, 0x03, 0x00 }, dest, "Encoded bytes should be placed at the correct offset");
    }

    @Test
    void testEncodeZeroLength() {
        // Test encoding with zero length
        byte[] data = { 0x01, 0x02, 0x03 };
        ByteEncodable encodable = new ByteEncodable(data, 0, 0);
        byte[] dest = new byte[3];

        byte[] buffer = new byte[28];
        Arrays.fill(buffer, 0, 24, (byte) 0xAA);

        // Decode with len = 24 (minimum valid)
        int bytesConsumed = response.decode(buffer, 0, 24);

        // Verify - should consume 28 bytes even though len is 24
        assertEquals(28, bytesConsumed, "Should consume 28 bytes");

        byte[] resumeKey = response.getResumeKey();

    static void writeInt2(final int val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) (val >> 8 & 0xFF);
        dstIndex++;
        dst[dstIndex] = (byte) (val & 0xFF);
    }

    static void writeInt4(final int val, final byte[] dst, int dstIndex) {
        dst[dstIndex] = (byte) (val >> 24 & 0xFF);
        dstIndex++;
        dst[dstIndex++] = (byte) (val >> 16 & 0xFF);

        // Test with file ID having maximum byte values
        byte[] maxFileId = new byte[16];
        Arrays.fill(maxFileId, (byte) 0xFF);
        Smb2FlushRequest maxRequest = new Smb2FlushRequest(mockConfig, maxFileId);

        byte[] buffer = new byte[256];
        int written = maxRequest.writeBytesWireFormat(buffer, 0);

        assertEquals(24, written);

        byte[] copiedFileId = new byte[16];