SmbComTreeDisconnect instance2 = new SmbComTreeDisconnect(mockConfig);

        // Then
        assertNotSame(instance1, instance2);
        assertEquals(instance1.getCommand(), instance2.getCommand());
        assertNotEquals(instance1.toString(), instance2.toString()); // Different object references in toString
    }

    /**
     * Test thread safety of read/write operations
     */

        // Test that the constructor properly initializes the object
        assertNotNull(response);
        // The command is not set in the constructor, defaults to 0
        assertEquals(0, response.getCommand());
        // The subcommand should be TRANS2_SET_FILE_INFORMATION (0x08)
        assertEquals(SmbComTransaction.TRANS2_SET_FILE_INFORMATION, response.getSubCommand());
    }

    @Test

        assertEquals(SmbComTransaction.SMB_COM_TRANSACTION, resp1.getCommand());

        // Test with NT_TRANSACT command
        TestSmbComTransactionResponse resp2 =
                new TestSmbComTransactionResponse(mockConfig, SmbComTransaction.SMB_COM_NT_TRANSACT, (byte) 0x02);
        assertEquals(SmbComTransaction.SMB_COM_NT_TRANSACT, resp2.getCommand());
    }

    @Test

            Smb2EchoRequest request2 = new Smb2EchoRequest(mockConfig);

            // Both should have same properties
            assertEquals(request1.getCommand(), request2.getCommand());
            assertEquals(request1.size(), request2.size());

            // But be different objects
            assertNotSame(request1, request2);

            // Both should create valid responses

        assertNotNull(response);
        assertEquals(FileSystemInformation.SMB_INFO_ALLOCATION, response.getInformationLevel());
        assertEquals(ServerMessageBlock.SMB_COM_TRANSACTION2, response.getCommand());
        assertEquals(SmbComTransaction.TRANS2_QUERY_FS_INFORMATION, response.getSubCommand());
    }

    @ParameterizedTest

        String directoryName = "testDir";
        SmbComCreateDirectory smbCom = new SmbComCreateDirectory(mockConfig, directoryName);

        assertEquals(ServerMessageBlock.SMB_COM_CREATE_DIRECTORY, smbCom.getCommand());
        assertEquals(directoryName, smbCom.getPath());
    }

    @Test
    void testWriteParameterWordsWireFormat() {
        // This method is empty, so it should return 0

        response = new SmbComQueryInformationResponse(mockConfig, serverTimeZoneOffset);

        assertNotNull(response);
        assertEquals(ServerMessageBlock.SMB_COM_QUERY_INFORMATION, getCommand(response));
    }

    @Test
    void testConstructorWithNegativeTimezone() {
        // Test constructor with negative timezone offset
        long serverTimeZoneOffset = -7200000L; // -2 hours in milliseconds

    void testSignNormalRequest() {
        SMB1SigningDigest digest = new SMB1SigningDigest(testMacSigningKey, false, 10);
        byte[] data = new byte[100];

        when(mockRequest.getCommand()).thenReturn((int) ServerMessageBlock.SMB_COM_WRITE);

        digest.sign(data, 0, data.length, mockRequest, mockResponse);

        verify(mockRequest).setSignSeq(10);
        verify(mockResponse).setSignSeq(11);

        long asyncId = 67890L;

        // When
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, mid, asyncId);

        // Then
        assertEquals(SMB2_CANCEL, request.getCommand());
        assertEquals(mid, request.getMid());
        assertEquals(asyncId, request.getAsyncId());
        assertTrue((request.getFlags() & SMB2_FLAGS_ASYNC_COMMAND) != 0, "Async flag should be set when asyncId is non-zero");

    void testConstructorWithConfigOnly() {
        request = new Smb2SetInfoRequest(mockConfig);

        assertNotNull(request);
        // SMB2_SET_INFO command value is 0x0011
        assertEquals((short) 0x0011, request.getCommand());

        // Verify that default file ID is set
        byte[] expectedFileId = Smb2Constants.UNSPECIFIED_FILEID;
        Field fileIdField;
        try {