@DisplayName("Should encode basic lock structure correctly")
        void testBasicEncoding() {
            long offset = 0x1234567890ABCDEFL;
            long length = 0xFEDCBA0987654321L;
            int flags = 0x12345678;

            lock = new Smb2Lock(offset, length, flags);
            int encoded = lock.encode(buffer, 0);

            assertEquals(24, encoded);

            // Verify offset (8 bytes)

import jcifs.internal.util.SMBUtil;

/**
 * Test class for ValidateNegotiateInfoRequest
 */
class ValidateNegotiateInfoRequestTest {

    private static final int DEFAULT_CAPABILITIES = 0x12345678;
    private static final int DEFAULT_SECURITY_MODE = 0x0003;
    private byte[] defaultClientGuid;
    private int[] defaultDialects;

    @BeforeEach
    void setUp() {

    }

    @Test
    @DisplayName("Test setFileIndex method")
    void testSetFileIndex() {
        request = new Smb2QueryDirectoryRequest(mockConfig);
        int fileIndex = 0x12345678;

        request.setFileIndex(fileIndex);

        // Verify by writing to buffer and checking the fileIndex position
        byte[] buffer = new byte[1024];

        // Prepare test data
        byte[] buffer = new byte[64];
        int bufferIndex = 10;

        // Set capabilities (4 bytes)
        int testCapabilities = 0x12345678;
        SMBUtil.writeInt4(testCapabilities, buffer, bufferIndex);

        // Set server GUID (16 bytes)
        byte[] testGuid = new byte[16];
        for (int i = 0; i < 16; i++) {

        void testCompleteEncodingStructure() {
            // Given
            long sourceOffset = 0x1234567890ABCDEFL;
            long targetOffset = 0xFEDCBA0987654321L;
            int length = 0x12345678;
            SrvCopychunk chunk = new SrvCopychunk(sourceOffset, targetOffset, length);
            byte[] buffer = new byte[EXPECTED_SIZE];

            // When
            int bytesWritten = chunk.encode(buffer, 0);

    @DisplayName("Test decode with typical values")
    void testDecodeWithTypicalValues() throws SMBProtocolDecodingException {
        // Prepare test data
        byte[] buffer = new byte[22];
        int idFileSystem = 0x12345678;
        int sectPerAlloc = 8;
        long alloc = 1000000L;
        long free = 500000L;
        int bytesPerSect = 512;

        // Encode test data
        int offset = 0;

    }

    @Test
    @DisplayName("Test desired access setter")
    void testSetDesiredAccess() {
        request = new Smb2CreateRequest(mockConfig, "test.txt");

        int access = 0x12345678;
        request.setDesiredAccess(access);

        byte[] buffer = new byte[1024];
        request.writeBytesWireFormat(buffer, 0);

    void testGetFileIndex() throws SMBProtocolDecodingException {
        // Prepare test data
        byte[] buffer = createValidBuffer("file.txt", "FILE~1.TXT", true);
        int expectedFileIndex = 0x12345678;
        SMBUtil.writeInt4(expectedFileIndex, buffer, 4);

        // Decode
        fileBothDirectoryInfo.decode(buffer, 0, buffer.length);

        // Verify

    void testReadBytesWireFormatReserved2Field() throws Exception {
        // Given
        byte[] buffer = new byte[256];
        int bodyStart = 0;
        int dataOffsetFromHeader = 80;
        int reserved2Value = 0x12345678;

        // Write structure
        SMBUtil.writeInt2(17, buffer, bodyStart);
        buffer[bodyStart + 2] = (byte) dataOffsetFromHeader;
        SMBUtil.writeInt4(10, buffer, bodyStart + 4);

    /**
     * Test setting and getting int fields
     */
    @Test
    @DisplayName("Test int fields with various values")
    public void testIntFields() {
        // When
        serverData.sflags2 = 0x12345678;
        serverData.smaxMpxCount = 50;
        serverData.maxBufferSize = 65536;
        serverData.sessKey = 0xABCDEF01;
        serverData.scapabilities = 0x80000000;
        serverData.securityMode = 0x0F;