cache.getBuffer();
            cache.releaseBuffer(new byte[1024]);
        }, "All BufferCache interface methods should be callable");
    }

    @Test
    @DisplayName("getBuffer should return non-null byte array")
    void testGetBufferContract() {
        // Given
        byte[] expectedBuffer = new byte[1024];
        when(mockBufferCache.getBuffer()).thenReturn(expectedBuffer);

        // When

		if err != nil {
			err = msgp.WrapError(err, "Cache")
			return
		}
	}
	return
}

// UnmarshalMsg implements msgp.Unmarshaler
func (z *nsScannerOptions) UnmarshalMsg(bts []byte) (o []byte, err error) {
	var field []byte
	_ = field
	var zb0001 uint32
	zb0001, bts, err = msgp.ReadMapHeaderBytes(bts)
	if err != nil {
		err = msgp.WrapError(err)
		return
	}
	for zb0001 > 0 {
		zb0001--

        int newResumeKey = 0x5678;
        String newFilename = "newfile.txt";

        trans2FindNext2.reset(newResumeKey, newFilename);

        // Verify by writing parameters and checking the buffer
        byte[] buffer = new byte[256];
        int written = trans2FindNext2.writeParametersWireFormat(buffer, 0);

        // Check resume key at offset 6 (after sid and maxItems and informationLevel)

    }

    @Test
    public void testWriteBytesWireFormat() {
        // Test the writing of bytes to a byte array
        byte[] dst = new byte[100];
        int bytesWritten = smbComDelete.writeBytesWireFormat(dst, 0);

        // Expected format: buffer format (1 byte) + file name (null-terminated)
        int expectedLength = 1 + TEST_FILE_NAME.length() + 1;
        assertEquals(expectedLength, bytesWritten);

        assertEquals((byte) 0x34, buf[0], "First byte should be low byte of level");
        assertEquals((byte) 0x12, buf[1], "Second byte should be high byte of level");
    }

    @Test
    @DisplayName("all read* methods return zero")
    void testReadMethodsReturnZero() {
        Trans2QueryFSInformation cmd = new Trans2QueryFSInformation(10);
        assertEquals(0, cmd.readSetupWireFormat(null, 0, 0));

        when(mockWriteResponse.getCount()).thenReturn(10, 5); // Return proper byte counts

        outputStream = new SmbFileOutputStream(mockFile, mockTreeHandle, mockFileHandle,
                SmbConstants.O_CREAT | SmbConstants.O_WRONLY | SmbConstants.O_TRUNC, SmbConstants.FILE_WRITE_DATA,
                SmbConstants.DEFAULT_SHARING);

        byte[] data = new byte[10];

        // When & Then - test boundary conditions

            // Test with different fileId patterns
            byte[] zeroFileId = new byte[16];
            Smb2CloseResponse zeroIdResponse = new Smb2CloseResponse(mockConfig, zeroFileId, testFileName);
            assertArrayEquals(zeroFileId, zeroIdResponse.getFileId());

            byte[] maxFileId = new byte[16];
            Arrays.fill(maxFileId, (byte) 0xFF);

            setField(transport, "negotiated", nego);

            byte[] input = new byte[] { 10, 20, 30, 40 };
            byte[] hash1 = transport.calculatePreauthHash(input, 0, input.length, null);
            assertNotNull(hash1);
            assertEquals(64, hash1.length, "SHA-512 size");

            byte[] hash2 = transport.calculatePreauthHash(new byte[] { 50 }, 0, 1, hash1);
            assertNotNull(hash2);

    void testSetSecurityFlags() {
        request = new Smb2CreateRequest(mockConfig, "test.txt");

        request.setSecurityFlags((byte) 0x01);
        // Verify through writeBytesWireFormat
        byte[] buffer = new byte[1024];
        request.writeBytesWireFormat(buffer, 0);
        assertEquals((byte) 0x01, buffer[2]);
    }

    @Test
    @DisplayName("Test oplock level setter")
    void testSetRequestedOplockLevel() {

            // Test all known constants
            byte[] classes = { FileSystemInformation.SMB_INFO_ALLOCATION, FileSystemInformation.FS_SIZE_INFO,
                    FileSystemInformation.FS_FULL_SIZE_INFO, (byte) 0, (byte) 1, (byte) 127, (byte) -128 };

            for (byte fsClass : classes) {
                TestAllocInfo allocInfo = new TestAllocInfo(1024L, 512L, fsClass);