assertEquals((byte) 0x12, dst[0]); // nameTrnId
        assertEquals((byte) 0x34, dst[1]);
        assertEquals((byte) (0x80 | (NameServicePacket.QUERY << 3) | 0x04 | 0x02 | 0x01), dst[2]); // flags1
        assertEquals((byte) (0x80 | 0x10 | NameServicePacket.FMT_ERR), dst[3]); // flags2
        assertEquals((byte) 0x00, dst[4]); // questionCount
        assertEquals((byte) 0x01, dst[5]);

            assertEquals(0x10, ACE.FLAGS_INHERITED, "FLAGS_INHERITED should be 0x10");
        }
    }

    @Nested
    @DisplayName("Bitwise Operations Tests")
    class BitwiseOperationsTests {

        @Test
        @DisplayName("Should support bitwise operations for access mask combining")
        void shouldSupportBitwiseOperations() {

            dstIndex++;
            dst[dstIndex++] = (byte) 0x00; // Reserved1
            writeInt2(flags, dst, dstIndex);
            dstIndex += 2;
            writeInt4(timeout, dst, dstIndex);
            dstIndex += 4;
            dst[dstIndex++] = (byte) 0x00; // Reserved2
            dst[dstIndex++] = (byte) 0x00;
        }
        writeInt2(parameterCount, dst, dstIndex);
        dstIndex += 2;

        }
    }

    @Test
    @DisplayName("Test setFileInfoClass method")
    void testSetFileInfoClass() {
        request = new Smb2QueryInfoRequest(mockConfig);
        byte testFileInfoClass = (byte) 0x10;

        request.setFileInfoClass(testFileInfoClass);

        // Verify file info class was set and info type was set to SMB2_0_INFO_FILE
        try {

        assertEquals(3, Trans2FindFirst2.SMB_INFO_QUERY_EAS_FROM_LIST);
        assertEquals(0x101, Trans2FindFirst2.SMB_FIND_FILE_DIRECTORY_INFO);
        assertEquals(0x102, Trans2FindFirst2.SMB_FIND_FILE_FULL_DIRECTORY_INFO);
        assertEquals(0x103, Trans2FindFirst2.SMB_FILE_NAMES_INFO);
        assertEquals(0x104, Trans2FindFirst2.SMB_FILE_BOTH_DIRECTORY_INFO);
    }

    @Test

    @Test
    @DisplayName("Test LABEL_SECURITY_INFO constant value")
    void testLabelSecurityInfo() {
        assertEquals(0x10, SecurityInfo.LABEL_SECURITY_INFO);
    }

    @Test
    @DisplayName("Test ATTRIBUTE_SECURITY_INFO constant value")
    void testAttributeSecurityInfo() {
        assertEquals(0x20, SecurityInfo.ATTRIBUTE_SECURITY_INFO);
    }

    @Test
    @DisplayName("Test SCOPE_SECURITY_INFO constant value")

        }

        @Test
        @DisplayName("Should have correct fail immediately flag value")
        void testFailImmediatelyFlag() {
            assertEquals(0x10, Smb2Lock.SMB2_LOCKFLAG_FAIL_IMMEDIATELY);
        }

        @Test
        @DisplayName("Should allow flag combinations")
        void testFlagCombinations() {

        // Bit 2: active (1)
        // Bit 1: permanent (1)

        // MAC address
        byte[] testMac = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
        System.arraycopy(testMac, 0, src, srcIndex + 19, 6);

        // Statistics
        byte[] stats = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
        System.arraycopy(stats, 0, src, srcIndex + 25, 6);

        response.readRDataWireFormat(src, srcIndex);

        SmbNegotiationResponse anotherResponse = mock(SmbNegotiationResponse.class);
        byte[] anotherRequestBuffer = new byte[] { 0x10, 0x20 };
        byte[] anotherResponseBuffer = new byte[] { 0x30, 0x40 };

        SmbNegotiation anotherNegotiation =
                new SmbNegotiation(anotherRequest, anotherResponse, anotherRequestBuffer, anotherResponseBuffer);

        DirectoryCacheEntry entry = directoryLeaseManager.getCacheEntry(directoryPath);
        entry.updateChild("file1.txt", 1024L, 1000L, false, 0x20, 500L, 800L);
        entry.updateChild("file2.txt", 2048L, 2000L, false, 0x20, 600L, 900L);
        entry.markComplete();

        // Test FILE_ADDED - should invalidate cache