// For testing purposes, we can return a fixed length or mock behavior
            // Create a dummy Name object for NbtAddress constructor
            Name dummyName = new Name(config, "DUMMY_NAME", 0, null);
            addrEntry[addrIndex] = new NbtAddress(dummyName, 0, false, NbtAddress.B_NODE);
            return 6; // NbtAddress is 6 bytes
        }
    }

    @BeforeEach
    void setUp() {