assertNotNull(response);
        // The command is not set in the constructor, defaults to 0
        assertEquals(0, response.getCommand());
        // The subcommand should be TRANS2_SET_FILE_INFORMATION (0x08)
        assertEquals(SmbComTransaction.TRANS2_SET_FILE_INFORMATION, response.getSubCommand());
    }

    @Test
    @DisplayName("Test constructor with mock configuration")
    void testConstructorWithMockConfig() {

            // Share flags (DFS)
            buffer[4] = 0x01;
            buffer[5] = 0x00;
            buffer[6] = 0x00;
            buffer[7] = 0x00;
            // Capabilities (DFS)
            buffer[8] = 0x08;
            buffer[9] = 0x00;
            buffer[10] = 0x00;
            buffer[11] = 0x00;
            // Maximal access
            buffer[12] = (byte) 0xFF;
            buffer[13] = 0x01;

	if err != nil {
		return
	}
	err = en.WriteString(z.Bucket)
	if err != nil {
		err = msgp.WrapError(err, "Bucket")
		return
	}
	// write "pfx"
	err = en.Append(0xa3, 0x70, 0x66, 0x78)
	if err != nil {
		return
	}
	err = en.WriteString(z.Prefix)
	if err != nil {
		err = msgp.WrapError(err, "Prefix")
		return
	}
	// write "obj"
	err = en.Append(0xa3, 0x6f, 0x62, 0x6a)

        }

        // Add context length at offset
        buffer[offset + 24] = 0x12;
        buffer[offset + 25] = 0x34;
        buffer[offset + 26] = 0x56;
        buffer[offset + 27] = 0x78;

        // Decode
        int bytesConsumed = response.decode(buffer, offset, 28);

        // Verify
        assertEquals(28, bytesConsumed, "Should consume exactly 28 bytes");

        assertEquals(0x02, Trans2FindFirst2.FLAGS_CLOSE_IF_END_REACHED);
        assertEquals(0x04, Trans2FindFirst2.FLAGS_RETURN_RESUME_KEYS);
        assertEquals(0x08, Trans2FindFirst2.FLAGS_RESUME_FROM_PREVIOUS_END);
        assertEquals(0x10, Trans2FindFirst2.FLAGS_FIND_WITH_BACKUP_INTENT);

        // Test information level constants

  internal const val B1_MASK_LENGTH = 127

  internal const val OPCODE_CONTINUATION = 0x0
  internal const val OPCODE_TEXT = 0x1
  internal const val OPCODE_BINARY = 0x2

  internal const val OPCODE_CONTROL_CLOSE = 0x8
  internal const val OPCODE_CONTROL_PING = 0x9
  internal const val OPCODE_CONTROL_PONG = 0xa

  /**
   * Maximum length of frame payload. Larger payloads, if supported by the frame type, can use the

    private static final short TIME_MID = (short) 0x4455;
    private static final short TIME_HI_AND_VERSION = (short) 0x6677;
    private static final byte CLOCK_SEQ_HI_AND_RESERVED = (byte) 0x88;
    private static final byte CLOCK_SEQ_LOW = (byte) 0x99;
    private static final byte[] NODE = { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC, (byte) 0xDD, (byte) 0xEE, (byte) 0xFF };

    @Nested

    private byte[] testData;

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
        testData = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
    }

    @Test
    @DisplayName("Test sign method with valid parameters")
    void testSignWithValidParameters() {
        // Arrange
        int offset = 0;
        int length = testData.length;

                    (byte) 0x01, // up to here, same bytes as above
                (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0x04,
                (byte) 0x05, (byte) 0x06, (byte) 0x07, (byte) 0x08
              },
              0x89abcdef,
              0x0123456789abcdefL, // asInt/asLong as above, due to equal eight first bytes
              "efcdab89674523010102030405060708"),
          new ExpectedHashCode(

    public static final int FLAGS_NO_PROPAGATE = 0x04;
    /** Inheritance flag: ACE applies only to children, not to the object itself */
    public static final int FLAGS_INHERIT_ONLY = 0x08;
    /** Inheritance flag: ACE was inherited from parent */
    public static final int FLAGS_INHERITED = 0x10;

    boolean allow;
    int flags;
    int access;
    SID sid;

    /**