}

    @Test
    void testGetBuffer() {
        assertSame(buffer, ndrBuffer.getBuffer());
    }

    @Test
    void testAlignWithValue() {
        // Align to 4-byte boundary with a fill value
        ndrBuffer.setIndex(1);
        int alignedBytes = ndrBuffer.align(4, (byte) 0xFF);
        assertEquals(3, alignedBytes); // Should advance by 3 bytes (1 -> 4)

            assertEquals(0x11, SMBUtil.readInt4(buffer, 16));
        }
    }

    @Nested
    @DisplayName("Edge Cases and Boundary Tests")
    class EdgeCaseTests {

        @Test
        @DisplayName("Should handle encoding at buffer boundary")
        void testEncodingAtBufferBoundary() {
            byte[] smallBuffer = new byte[24];
            lock = new Smb2Lock(100L, 200L, 1);

        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write durable handle request data (16 bytes of reserved)
        for (int i = 0; i < 16; i++) {
            dst[dstIndex + i] = 0;
        }
        dstIndex += 16;

        // Assert
        assertEquals(4, bytesWritten);
        int writtenFid = SMBUtil.readInt2(dst, 2);
        assertEquals(largeFid, writtenFid);
    }

    @Test
    @DisplayName("Test boundary condition with buffer size equal to data length minus one")
    void testBoundaryBufferSize() {
        // Arrange

        assertEquals(8, bytesEncoded);
        assertEquals(0L, SMBUtil.readInt8(destinationBuffer, 0));
    }

    @Test
    @DisplayName("Test boundary values for index number")
    void testBoundaryValuesForIndexNumber() throws SMBProtocolDecodingException {
        // Test various boundary values
        long[] testValues = { 0L, // Zero
                1L, // One
                -1L, // Negative one

        dstIndex += 4;

        // Write context name
        System.arraycopy(CONTEXT_NAME_BYTES, 0, dst, dstIndex, 4);
        dstIndex += 4;

        // Padding to align data to 8-byte boundary
        dstIndex += 4;

        // Write file ID (16 bytes)
        System.arraycopy(fileId, 0, dst, dstIndex, 16);
        dstIndex += 16;

        return dstIndex - start;
    }

        // Then
        // SMB2_HEADER_LENGTH + 4 bytes for tree disconnect structure
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 4;
        // size8 method aligns to 8-byte boundary
        int alignedSize = (expectedSize + 7) & ~7;
        assertEquals(alignedSize, size);
    }

    @Test
    @DisplayName("Should write correct bytes to wire format")
    void testWriteBytesWireFormat() {

        @Test
        @DisplayName("getResultMessage should handle boundary conditions")
        void testGetResultMessageBoundaryConditions() throws Exception {
            // When/Then
            Method getResultMessageMethod = DcerpcBind.class.getDeclaredMethod("getResultMessage", int.class);
            getResultMessageMethod.setAccessible(true);

            // Test boundary at 4 (first unknown code)

    }

    @Test
    @DisplayName("size should return correct message size")
    void testSize() {
        int expectedSize = Smb2Constants.SMB2_HEADER_LENGTH + 24;
        // size8 method rounds up to 8-byte boundary
        int expectedAlignedSize = (expectedSize + 7) & ~7;

        assertEquals(expectedAlignedSize, request.size());
    }

    @Test
    @DisplayName("writeBytesWireFormat should write correct structure")

        return 32;
    }

    @Override
    public int size() {
        // Context header: 16 bytes
        // Name: 4 bytes ("DLse")
        // Padding: 4 bytes (to align data to 8-byte boundary)
        // Standard lease data: 32 bytes
        // Directory-specific data: 20 bytes (CacheScope(4) + MaxCacheAge(8) + Flags(4) + NotificationFilter(4))
        return 16 + 4 + 4 + 32 + 20;
    }

    @Override