}

    @Test
    public void testReturnFromReadParameterWordsWireFormatIs8() {
        // ensure the method returns 8 as claimed
        byte[] buf = new byte[12];
        buf[0] = 0x00;
        buf[1] = 0x10; // count = 4096 in little-endian (0x1000)
        int returned = resp.readParameterWordsWireFormat(buf, 0);
        assertEquals(8, returned, "Method should return 8 bytes processed");
    }

        }

        @Test
        @DisplayName("Persistent handles capability should be 0x10")
        void testGlobalCapPersistentHandles() {
            assertEquals(0x10, Smb2Constants.SMB2_GLOBAL_CAP_PERSISTENT_HANDLES, "Persistent handles capability must be 0x10");
        }

        @Test
        @DisplayName("Directory leasing capability should be 0x20")

     */
    int SACL_SECURITY_INFO = 0x8;

    /**
     * Flag indicating that mandatory label information is requested or being set.
     */
    int LABEL_SECURITY_INFO = 0x10;

    /**
     * Flag indicating that attribute security information is requested or being set.
     */
    int ATTRIBUTE_SECURITY_INFO = 0x20;

    /**

			[in,out] int *level,
			[in,out,switch_is(*level)] ShareCtr *info,
			[in] unsigned long prefmaxlen,
			[out] unsigned long *totalentries,
			[in,out] unsigned long *resume_handle);

	[op(0x10)]
	int ShareGetInfo([in,string,unique] wchar_t *servername,
			[in,string] wchar_t *sharename,
			[in] int level,
			[out,switch_is(level)] ShareInfo *info);

	typedef struct {
		unsigned long platform_id;

        dst[dstIndex + OPCODE_OFFSET + 1] =
                (byte) ((this.isRecurAvailable ? 0x80 : 0x00) + (this.isBroadcast ? 0x10 : 0x00) + (this.resultCode & 0x0F));
        writeInt2(this.questionCount, dst, start + QUESTION_OFFSET);
        writeInt2(this.answerCount, dst, start + ANSWER_OFFSET);

                + (isTruncated ? 0x02 : 0x00) + (isRecurDesired ? 0x01 : 0x00));
        dst[dstIndex + OPCODE_OFFSET + 1] = (byte) ((isRecurAvailable ? 0x80 : 0x00) + (isBroadcast ? 0x10 : 0x00) + (resultCode & 0x0F));
        writeInt2(questionCount, dst, start + QUESTION_OFFSET);
        writeInt2(answerCount, dst, start + ANSWER_OFFSET);
        writeInt2(authorityCount, dst, start + AUTHORITY_OFFSET);

     */
    public static final int SMB2_GLOBAL_CAP_MULTI_CHANNEL = 0x8;

    /**
     * Server supports persistent handles
     */
    public static final int SMB2_GLOBAL_CAP_PERSISTENT_HANDLES = 0x10;

    /**
     * Server supports directory leasing
     */
    public static final int SMB2_GLOBAL_CAP_DIRECTORY_LEASING = 0x20;

    /**
     * Server supports SMB3 encryption
     */

     */
    @Test
    void testConstructor_CreateAndFailIfExists() {
        int flags = SmbFile.O_CREAT | SmbFile.O_EXCL;
        smbComOpenAndX = new SmbComOpenAndX(fileName, access, flags, andx);
        assertEquals(0x10, smbComOpenAndX.openFunction); // OPEN_FN_CREATE | OPEN_FN_FAIL_IF_EXISTS
    }

    /**
     * Test constructor with O_CREAT flag.
     */
    @Test
    void testConstructor_CreateAndOpen() {

        when(mockFile2.lastModified()).thenReturn(System.currentTimeMillis() - 1800000);
        when(mockFile2.isDirectory()).thenReturn(true);
        when(mockFile2.getAttributes()).thenReturn(0x10); // FILE_ATTRIBUTE_DIRECTORY
        when(mockFile2.createTime()).thenReturn(System.currentTimeMillis() - 7200000);
        when(mockFile2.lastAccess()).thenReturn(System.currentTimeMillis() - 900000);

        @Test
        @DisplayName("Various byte values are converted to uppercase hex")
        void testHexConversion() {
            byte[] challenge = new byte[] { (byte) 0x00, (byte) 0x0F, (byte) 0x10, (byte) 0x7F, (byte) 0x80, (byte) 0xFF };
            UniAddress dc = mock(UniAddress.class);
            when(dc.toString()).thenReturn("DC");

            NtlmChallenge nc = new NtlmChallenge(challenge, dc);