@Test
    @DisplayName("Test with different buffer sizes")
    void testWithDifferentBufferSizes() {
        // Test with buffers of different sizes
        byte[] smallBuffer = new byte[] { 0x01 };
        byte[] mediumBuffer = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05 };

        SmbNegotiation negotiationDifferentSizes = new SmbNegotiation(mockRequest, mockResponse, smallBuffer, mediumBuffer);

     */
    UUID DCERPC_UUID_SYNTAX_NDR = new UUID("8a885d04-1ceb-11c9-9fe8-08002b104860");

    /**
     * First fragment flag - indicates first fragment of a multi-fragment message
     */
    int DCERPC_FIRST_FRAG = 0x01; /* First fragment */
    /**
     * Last fragment flag - indicates last fragment of a multi-fragment message
     */
    int DCERPC_LAST_FRAG = 0x02; /* Last fragment */
    /**

		0x4f, 0xce, 0xb3, 0xc2, 0xed, 0x51, 0x2b, 0xb6, 0x8f, 0x14, 0x5c, 0x6e, 0x84,
		0x34, 0x75, 0x2f, 0xab, 0x52, 0xa1, 0xcf, 0xc1, 0x24, 0x40, 0x8f, 0x79, 0xb5,
		0x8a, 0x45, 0x78, 0xc1, 0x64, 0x28, 0x85, 0x57, 0x89, 0xf7, 0xa2, 0x49, 0xe3,
		0x84, 0xcb, 0x2d, 0x9f, 0xae, 0x2d, 0x67, 0xfd, 0x96, 0xfb, 0x92, 0x6c, 0x19,
		0x8e, 0x7, 0x73, 0x99, 0xfd, 0xc8, 0x15, 0xc0, 0xaf, 0x9, 0x7d, 0xde, 0x5a,

    class ToStringTests {

        @Test
        @DisplayName("toString with valid data produces expected format")
        void testToStringWithValidData() {
            byte[] challenge = new byte[] { (byte) 0x01, (byte) 0x02, (byte) 0x03, (byte) 0xFF };
            UniAddress dc = mock(UniAddress.class);
            when(dc.toString()).thenReturn("SERVER123");

            NtlmChallenge nc = new NtlmChallenge(challenge, dc);

        return Stream.of(Arguments.of(0x1234, 0L, new byte[] { 0x34, 0x12, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF, (byte) 0xFF }),
                // negative fid wraps around, lastWriteTime = 1000 -> 1 second -> int value 1
                Arguments.of(-1, 1000L, new byte[] { (byte) 0xFF, (byte) 0xFF, 0x01, 0x00, 0x00, 0x00 }));
    }

    /**

                (byte) 0x67, (byte) 0x45, (byte) 0x23, (byte) 0x01
              },
              0x89abcdef,
              0x0123456789abcdefL,
              "efcdab8967452301"),
          new ExpectedHashCode(
              new byte[] {
                (byte) 0xef, (byte) 0xcd, (byte) 0xab, (byte) 0x89,
                (byte) 0x67, (byte) 0x45, (byte) 0x23,
                    (byte) 0x01, // up to here, same bytes as above

    private Smb2LeaseKey testKey;
    private int testState;

    @BeforeEach
    void setUp() {
        byte[] keyBytes = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        testKey = new Smb2LeaseKey(keyBytes);
        testState = Smb2LeaseState.SMB2_LEASE_READ_WRITE;
        leaseContext = new LeaseV1CreateContextRequest(testKey, testState);

                // Wrong TOK_ID
                Arguments.of("wrong TOK_ID", new byte[] { 0x00, 0x02, 0x00, 0x01 }, IllegalArgumentException.class),

                // OID length claims more than available
                Arguments.of("oid length exceeds buffer", new byte[] { 0x04, 0x01, 0x00, 0x10, 0x06 }, IllegalArgumentException.class),

        // create a buffer with count = 0x1234 (4660 decimal)
        // Using little-endian byte order as per SMBUtil.readInt2
        byte[] buf = new byte[12];
        buf[0] = 0x34; // Low byte
        buf[1] = 0x12; // High byte
        int written = resp.readParameterWordsWireFormat(buf, 0);

        assertEquals(8, written, "Expected readParameterWordsWireFormat to advance 8 bytes");

            SMBUtil.writeInt4(0x10, buffer, offset + 56);

            // When
            int bytesRead = response.readBytesWireFormat(buffer, offset);

            // Then
            assertEquals(60, bytesRead);
            assertEquals(8192, response.getAllocationSize());
            assertEquals(2048, response.getEndOfFile());
            assertEquals(0x10, response.getFileAttributes());
        }