}
    }

    @Test
    @DisplayName("Test constructor with different buffer sizes")
    void testConstructorWithDifferentBufferSizes() {
        when(mockConfig.getMaximumBufferSize()).thenReturn(32768);
        when(mockConfig.getListSize()).thenReturn(16384);

        request = new Smb2QueryInfoRequest(mockConfig);

        try {

    /** Account control bit flag: Account is not delegated */
    public static final int ACB_NOT_DELEGATED = 16384;
    /** Account control bit flag: Use DES encryption keys only */
    public static final int ACB_USE_DES_KEY_ONLY = 32768;
    /** Account control bit flag: Pre-authentication is not required */
    public static final int ACB_DONT_REQUIRE_PREAUTH = 65536;

    /**
     * SAMR CloseHandle operation for closing an opened SAM handle.

    /** Account control bit flag: Account is not delegated */
    public static final int ACB_NOT_DELEGATED = 16384;
    /** Account control bit flag: Use DES encryption keys only */
    public static final int ACB_USE_DES_KEY_ONLY = 32768;
    /** Account control bit flag: Pre-authentication is not required */
    public static final int ACB_DONT_REQUIRE_PREAUTH = 65536;

    /**
     * SAMR CloseHandle operation for closing an opened SAM handle.

            assertEquals(4096, samr.ACB_SMARTCARD_REQUIRED);
            assertEquals(8192, samr.ACB_TRUSTED_FOR_DELEGATION);
            assertEquals(16384, samr.ACB_NOT_DELEGATED);
            assertEquals(32768, samr.ACB_USE_DES_KEY_ONLY);
            assertEquals(65536, samr.ACB_DONT_REQUIRE_PREAUTH);
        }

        @Test
        @DisplayName("Should define correct SE_GROUP constants")

            assertEquals(4096, samr.ACB_SMARTCARD_REQUIRED);
            assertEquals(8192, samr.ACB_TRUSTED_FOR_DELEGATION);
            assertEquals(16384, samr.ACB_NOT_DELEGATED);
            assertEquals(32768, samr.ACB_USE_DES_KEY_ONLY);
            assertEquals(65536, samr.ACB_DONT_REQUIRE_PREAUTH);
        }

        @Test
        @DisplayName("Should define correct SE_GROUP constants")

    void testEncodeDecodeRoundtrip() throws SMBProtocolDecodingException {
        // Setup first instance with test data
        byte[] originalBuffer = new byte[22];
        long expectedAllocationSize = 32768L;
        long expectedEndOfFile = 24576L;
        int expectedNumberOfLinks = 10;
        boolean expectedDeletePending = false;
        boolean expectedDirectory = true;

        // Encode original data

    private InputValidator() {
        // Utility class
    }

    // Maximum sizes for various SMB fields (based on protocol specifications)
    public static final int MAX_SMB_PATH_LENGTH = 32767; // Windows MAX_PATH
    public static final int MAX_USERNAME_LENGTH = 256;
    public static final int MAX_DOMAIN_LENGTH = 255;
    public static final int MAX_SHARE_NAME_LENGTH = 80;

    private static final int MIN_SMB_HEADER_SIZE = 32;
    private static final int MAX_PATH_COMPONENT_SIZE = 255;
    private static final int MAX_PATH_SIZE = 32767;

    // Statistics
    private final AtomicLong totalValidations = new AtomicLong(0);
    private final AtomicLong failedValidations = new AtomicLong(0);

            bb.putShort((short) 0xFFFF); // Max tflags
            bb.putShort((short) 0); // tflags high bytes

            buffer.decode(testBuffer, 0, testBuffer.length);

            assertEquals(32767, buffer.getPathConsumed()); // 65534 / 2
            assertEquals(65535, buffer.getTflags());
        }

        @Test
        @DisplayName("Should handle minimum buffer size")
        void testMinimumBufferSize() {

        byte[] buffer = createBasicNegotiateResponseBuffer();

        // Set security buffer offset close to Integer.MAX_VALUE to test overflow protection
        SMBUtil.writeInt2(32767, buffer, 56); // Large offset (will be added to header start)
        SMBUtil.writeInt2(1000, buffer, 58); // Some length

        SMBProtocolDecodingException exception = assertThrows(SMBProtocolDecodingException.class, () -> {