NdrShort decoded = new NdrShort(0);
        decoded.decode(buf);
        assertEquals(123, decoded.value, "decoded value should equal original");
    }

    /**
     * Verify that encode invokes NdrBuffer.enc_ndr_short via a mocked
     * (spied) buffer.
     */
    @Test
    void encodeWithSpiedBufferCallsEncMethod() throws NdrException {
        NdrShort ns = new NdrShort(42);

    }

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

        // Then

        int decoded = resp.decode(buf, headerStart);
        assertTrue(decoded > 0, "Decode should return positive length");

        assertEquals(NtStatus.NT_STATUS_MORE_PROCESSING_REQUIRED, resp.getStatus());
        assertArrayEquals(blob, resp.getBlob(), "Security blob should match");
        assertEquals(sessionFlags, resp.getSessionFlags(), "Session flags should decode");

            // When: Decoding the value
            ndrShort.decode(mockBuffer);

            // Then: Should set the negative value directly (no masking on decode)
            verify(mockBuffer).dec_ndr_short();
            assertEquals(negativeValue, ndrShort.value);
        }

        @Test
        @DisplayName("Should decode large value correctly")
        void testDecodeLargeValue() throws NdrException {

        assertEquals(0x1111, response.getSecurityMode(), "First decode security mode");
        assertEquals(0x0210, response.getDialect(), "First decode dialect");

        // Second decode - should overwrite values
        byte[] buffer2 = new byte[50];
        SMBUtil.writeInt4(0x22222222, buffer2, 0);
        SMBUtil.writeInt2(0x2222, buffer2, 20);
        SMBUtil.writeInt2(0x0311, buffer2, 22);

                    this.info = new DfsEnumStruct();
                }
                this.info.decode(_src);

            }
            final int _totalentriesp = _src.dec_ndr_long();
            if (_totalentriesp != 0) {
                this.totalentries.decode(_src);

            }
            this.retval = _src.dec_ndr_long();
        }
    }

        // Decode
        smbInfoAllocation.decode(buffer, 0, buffer.length);

        // Verify - with sectPerAlloc = 1, capacity = alloc * bytesPerSect
        assertEquals(alloc * bytesPerSect, smbInfoAllocation.getCapacity());
        assertEquals(free * bytesPerSect, smbInfoAllocation.getFree());
    }

    @Test
    @DisplayName("Test decode with large bytes per sector")

    @Test
    @DisplayName("Should encode and decode 16-bit integers")
    void testInt16Operations() {
        // Given
        short value = 0x1234;
        byte[] buffer = new byte[2];

        // When - encode little endian
        Encdec.enc_uint16le(value, buffer, 0);
        short decoded = (short) Encdec.dec_uint16le(buffer, 0);

        // Then
        assertEquals(value, decoded);

        SMBUtil.writeInt4(messageLength, buffer, bufferIndex + 12);
        System.arraycopy(testData, 0, buffer, bufferIndex + 16, testData.length);

        // Decode
        int bytesDecoded = response.decode(buffer, bufferIndex, buffer.length);

        // Verify results
        assertEquals(namedPipeState, response.getNamedPipeState());
        assertEquals(readDataAvailable, response.getReadDataAvailable());

        }

        @Test
        @DisplayName("Should decode buffer correctly")
        void testDecode() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[100];
            when(mockFileSystemInfo.decode(any(byte[].class), anyInt(), anyInt())).thenReturn(24);

            int result = mockFileSystemInfo.decode(buffer, 0, 100);

            assertEquals(24, result);