}

    @Test
    @DisplayName("Test transaction subcommand constants")
    void testSubcommandConstants() {
        // Test Trans2 subcommands
        assertEquals((byte) 0x01, SmbComTransaction.TRANS2_FIND_FIRST2);
        assertEquals((byte) 0x02, SmbComTransaction.TRANS2_FIND_NEXT2);
        assertEquals((byte) 0x03, SmbComTransaction.TRANS2_QUERY_FS_INFORMATION);

        byte[] buffer = new byte[10];
        // sid = 1
        writeInt2(1, buffer, 0);
        // numEntries = 2
        writeInt2(2, buffer, 2);
        // isEndOfSearch = true
        buffer[4] = 0x01;
        buffer[5] = 0x00;
        // eaErrorOffset = 3
        writeInt2(3, buffer, 6);
        // lastNameOffset = 4
        writeInt2(4, buffer, 8);

        // Assert that the serverData fields are populated correctly
        assertEquals(0, response.dialectIndex);
        assertEquals(0x0F, serverData.securityMode);
        assertEquals(0x01, serverData.security);
        assertTrue(serverData.encryptedPasswords);
        assertTrue(serverData.signaturesEnabled);
        assertTrue(serverData.signaturesRequired);
        assertEquals(50, serverData.maxMpxCount);

            return bufferIndex - start;
        }
        this.server.securityMode = buffer[bufferIndex] & 0xFF;
        bufferIndex++;
        this.server.security = this.server.securityMode & 0x01;
        this.server.encryptedPasswords = (this.server.securityMode & 0x02) == 0x02;
        this.server.signaturesEnabled = (this.server.securityMode & 0x04) == 0x04;

    }

    @Test
    @DisplayName("Should verify all constant values")
    void testAllConstants() {
        // Verify notify flags
        assertEquals(0x1, Smb2ChangeNotifyRequest.SMB2_WATCH_TREE);

        // Verify completion filter constants
        assertEquals(0x1, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_FILE_NAME);
        assertEquals(0x2, Smb2ChangeNotifyRequest.FILE_NOTIFY_CHANGE_DIR_NAME);

    static final int FILE_SYNCHRONOUS_IO_ALERT = 0x00000010;
    static final int FILE_SYNCHRONOUS_IO_NONALERT = 0x00000020;

    // security flags
    static final int SECURITY_CONTEXT_TRACKING = 0x01;
    static final int SECURITY_EFFECTIVE_ONLY = 0x02;

    private int rootDirectoryFid;

    private final int extFileAttributes;

    private final int shareAccess;

    private int createDisposition;

            // When: Creating close handle message
            samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);

            // Then: Should have correct opnum and handle
            assertEquals(0x01, message.getOpnum());
            assertEquals(mockPolicyHandle, message.handle);
        }

        @Test
        @DisplayName("Should encode input parameters correctly")

        @Test
        @DisplayName("Should have correct values for inheritance flags")
        void shouldHaveCorrectInheritanceFlags() {
            assertEquals(0x01, ACE.FLAGS_OBJECT_INHERIT, "FLAGS_OBJECT_INHERIT should be 0x01");
            assertEquals(0x02, ACE.FLAGS_CONTAINER_INHERIT, "FLAGS_CONTAINER_INHERIT should be 0x02");
            assertEquals(0x04, ACE.FLAGS_NO_PROPAGATE, "FLAGS_NO_PROPAGATE should be 0x04");

    /**
     * Generic read permission
     */
    int GENERIC_READ = 0x80000000; // 31

    /**
     * Inheritance flag: child objects inherit this ACE
     */
    int FLAGS_OBJECT_INHERIT = 0x01;
    /**
     * Inheritance flag: child containers inherit this ACE
     */
    int FLAGS_CONTAINER_INHERIT = 0x02;
    /**
     * Inheritance flag: inheritance stops after one level
     */

        buf[bodyStart + 2] = 0x02; // errorContextCount
        buf[bodyStart + 3] = 0x00; // reserved
        int bc = 4;
        SMBUtil.writeInt4(bc, buf, bodyStart + 4);
        byte[] err = new byte[] { 0x55, 0x66, 0x77, 0x01 };
        System.arraycopy(err, 0, buf, bodyStart + 8, bc);

        int decoded = resp.decode(buf, headerStart);
        assertTrue(decoded > 0);

        // When error path is taken, no blob should be parsed