// Now test encode
        byte[] destinationBuffer = new byte[8];
        int bytesEncoded = fileInternalInfo.encode(destinationBuffer, 0);

        // Verify
        assertEquals(8, bytesEncoded);
        assertEquals(expectedIndexNumber, SMBUtil.readInt8(destinationBuffer, 0));
    }

    @Test
    @DisplayName("Test encode with buffer offset")

            // When: Encoding array
            array.encode(mockNdrBuffer);

            // Then: Should encode structure
            verify(mockNdrBuffer).align(4);
            verify(mockNdrBuffer).enc_ndr_long(1);
            verify(mockNdrBuffer).enc_ndr_referent(array.entries, 1);
        }

        @Test
        @DisplayName("Should encode array with null entries")

    }

    /**
     * Test case for the encode method.
     * Verifies that the encode method of a concrete implementation is called
     * and interacts with the NdrBuffer as expected.
     * @throws NdrException if encoding fails.
     */
    @Test
    void testEncode() throws NdrException {
        // When
        ndrObject.encode(mockBuffer);

        // Then

     */
    public int size() {
        return 0;
    }

    /**
     * Encode this request (no-op since there's no data)
     *
     * @param dst destination buffer
     * @param dstIndex starting offset
     * @return number of bytes written (always 0)
     */
    public int encode(byte[] dst, int dstIndex) {
        // No data to encode
        return 0;
    }

    }

    @Test
    @DisplayName("byte[] ctor: top-level non-SEQUENCE triggers PACDecodingException (type mismatch)")
    void byteArrayConstructor_topLevelNotSequence_throws() throws Exception {
        // Arrange: Encoded INTEGER instead of SEQUENCE
        byte[] notASequence = new ASN1Integer(42).getEncoded();

        // Act + Assert
        assertThrows(PACDecodingException.class, () -> new KerberosApRequest(notASequence, null));
    }

        final byte[] mechanismListMIC = this.mechContext.calculateMIC(ml);
        if (log.isDebugEnabled()) {
            log.debug("Out Mech list " + Arrays.toString(lm));
            log.debug("Out Mech list encoded " + Hexdump.toHexString(ml));
            log.debug("Out Mech list MIC " + Hexdump.toHexString(mechanismListMIC));
        }
        return mechanismListMIC;
    }

        // Given
        byte[] buffer = new byte[512];
        int headerStart = 50;
        int bodyOffset = headerStart + Smb2Constants.SMB2_HEADER_LENGTH;

        // Encode the full message to set headerStart
        request.encode(buffer, headerStart);

        // Then - verify the body was written correctly
        byte[] pathBytes = TEST_PATH.getBytes(StandardCharsets.UTF_16LE);

    }

    /**
     * Constructs an AvTargetName with the specified target name
     *
     * @param targetName the target name string to encode
     */
    public AvTargetName(final String targetName) {
        this(encode(targetName));
    }

    /**
     * Gets the target name from this AV pair
     *
     * @return the target name
     */
    public String getTargetName() {

        @Override
        public void encode(NdrBuffer _dst) throws NdrException {
            _dst.align(4);
            _dst.enc_ndr_long(level);
            final int _descr = level;
            _dst.enc_ndr_long(_descr);
            _dst.enc_ndr_referent(e, 1);

            if (e != null) {
                _dst = _dst.deferred;
                e.encode(_dst);

            }
        }

        m.encode(buf);
        assertTrue(m.alloc_hint > 0);
    }

    @Test
    void testEncodeWritesCorrectHeader() throws Exception {
        TestMessage m = new TestMessage();
        m.ptype = 0;
        m.flags = 0x05;
        m.call_id = 0x123;

        NdrBuffer buf = new NdrBuffer(new byte[1024], 0);
        m.encode(buf);

        // Reset to read what was written