}

        @Test
        @DisplayName("Should handle large arrays efficiently")
        void testWriteBytesWireFormatWithLargeArray() {
            // Given
            byte[] dst = new byte[65536]; // 64KB array

            // When
            int result = response.writeBytesWireFormat(dst, 32768);

            // Then
            assertEquals(0, result);
        }
    }

    @Nested

    }

    @Test
    void testWriteSingleByte() throws IOException, CIFSException {
        // Given
        when(mockTreeHandle.isSMB2()).thenReturn(true);
        when(mockTreeHandle.getSendBufferSize()).thenReturn(65536);
        when(mockFileHandle.isValid()).thenReturn(false, true); // First false to trigger ensureOpen, then true
        when(mockFileHandle.getFileId()).thenReturn(new byte[16]);

        });
    }

    @Test
    public void testValidMessageSize() throws Exception {
        validator.validateMessageSize(1024, false);
        validator.validateMessageSize(65535, true);
        validator.validateMessageSize(1048576, false); // 1MB for SMB2
    }

    @Test
    public void testMessageSizeTooSmall() throws Exception {
        assertThrows(SmbException.class, () -> {

	MOVB	y+4097(FP), R4			// 3e000014de8f1000c4270028
	MOVBU	y+4097(FP), R4			// 3e000014de8f1000c427002a
	MOVW	65536(R5), R4			// 1e020014de971000c4038028
	MOVWU	65536(R5), R4			// 1e020014de971000c403802a
	MOVV	65536(R5), R4			// 1e020014de971000c403c028
	MOVB	65536(R5), R4			// 1e020014de971000c4030028
	MOVBU	65536(R5), R4			// 1e020014de971000c403002a
	MOVW	4096(R5), R4			// 3e000014de971000c4038028

        assertEquals(8192, config.getRdmaReadWriteThreshold(), "Default threshold should be 8KB");
        assertEquals(65536, config.getRdmaMaxSendSize(), "Default max send size should be 64KB");
        assertEquals(65536, config.getRdmaMaxReceiveSize(), "Default max receive size should be 64KB");
        assertEquals(255, config.getRdmaCredits(), "Default credits should be 255");
    }

    @Test

        when(locator.getUNCPath()).thenReturn("\\\\server\\share\\dir\\");
        when(tree.getConfig()).thenReturn(config);
        when(config.getMaximumBufferSize()).thenReturn(65535);
        when(config.getListSize()).thenReturn(65535);

        // Arrange: initial page with two entries, then one more entry, then no more files
        FileEntry fe1 = mock(FileEntry.class);
        lenient().when(fe1.getName()).thenReturn("file1");

	AND	$65536, R4		// 1e02001484f81400
	AND	$4096, R4		// 3e00001484f81400
	SGT	$65536, R4, R5		// 1e02001485781200
	SGT	$4096, R4, R5		// 3e00001485781200
	SGT	$65536, R4		// 1e02001484781200
	SGT	$4096, R4		// 3e00001484781200
	SGTU	$65536, R4, R5		// 1e02001485f81200
	SGTU	$4096, R4, R5		// 3e00001485f81200
	SGTU	$65536, R4		// 1e02001484f81200
	SGTU	$4096, R4		// 3e00001484f81200
	ADDU	$65536, R4, R5		// 1e02001485781000

    }

    private static Stream<Arguments> provideInt4TestValues() {
        return Stream.of(Arguments.of(0), Arguments.of(1), Arguments.of(255), Arguments.of(256), Arguments.of(65535), Arguments.of(65536),
                Arguments.of(0x7FFFFFFF), Arguments.of(0xFFFFFFFF));
    }

    @Test
    @DisplayName("readInt2 should correctly read 16-bit integer")
    void testReadInt2() {

    private void setupNegotiateStubs() {
        when(mockNegotiate.getNegotiatedCapabilities()).thenReturn(0x00123456);
        when(mockNegotiate.getNegotiatedSendBufferSize()).thenReturn(65535);
        when(mockNegotiate.getNegotiatedMpxCount()).thenReturn(65535);
        when(mockNegotiate.getNegotiatedSessionKey()).thenReturn(0x12345678);
    }

    /** Simple test stub of {@link ServerData} */

        assertEquals(65535, decodedSize);
        assertEquals(65535, referral.getSize());
        assertEquals(65535, referral.getServerType());
        assertEquals(65535, referral.getRFlags());
        assertEquals(65535, referral.getProximity());
        assertEquals(65535, referral.getTtl());
    }

    @Test
    public void testEmptyStrings() {