}
    }

    // Integration test with actual MD5 to verify HMAC calculation logic
    @Test
    void testHMACT64WithActualMD5() throws NoSuchAlgorithmException {
        // This test uses a real MD5 instance to verify the HMAC calculation logic
        // HMACT64 is a modified HMAC-MD5 where the key is truncated at 64 bytes

			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         Optimize,
			Description: `optimize parity calculation for standard storage class, set 'capacity' for capacity optimized (no additional parity)` + defaultHelpPostfix(Optimize),
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         config.Comment,

        SmbComTransaction result = transaction.nextElement();

        assertSame(transaction, result);
    }

    @Test
    @DisplayName("Test pad calculation with various offsets")
    void testPadCalculation() {
        // Test pad calculation with different alignment values
        assertEquals(0, transaction.pad(0)); // Already aligned
        assertEquals(0, transaction.pad(4)); // Already aligned

        // When
        boolean isCancel = request.isCancel();

        // Then
        assertTrue(isCancel, "Should identify itself as a cancel request");
    }

    @Test
    @DisplayName("Test size calculation")
    void testSize() {
        // Given
        Smb2CancelRequest request = new Smb2CancelRequest(mockConfig, 1L, 0L);

        // When
        int size = request.size();

        // Then

        assertEquals(20, bytesDecoded);

        // Verify capacity calculation: alloc * sectPerAlloc * bytesPerSect
        long expectedCapacity = alloc * sectPerAlloc * bytesPerSect;
        assertEquals(expectedCapacity, smbInfoAllocation.getCapacity());

        // Verify free space calculation: free * sectPerAlloc * bytesPerSect
        long expectedFree = free * sectPerAlloc * bytesPerSect;

     * This method implements the Microsoft variant of the Kerberos ARCFOUR-HMAC-MD5 checksum.
     *
     * @param keyusage the Kerberos key usage number for this operation
     * @param key the encryption key to use for MAC calculation
     * @param data the data to calculate the MAC for
     * @return the calculated MAC bytes
     * @throws GeneralSecurityException if cryptographic operations fail
     */

        Encodable mockInfo = mock(Encodable.class);
        when(mockInfo.size()).thenReturn(100);
        request.setInfo(mockInfo);

        int size = request.size();

        // Expected size calculation: size8(SMB2_HEADER_LENGTH + 32 + info.size())
        // size8 rounds up to nearest multiple of 8
        int expectedRawSize = Smb2Constants.SMB2_HEADER_LENGTH + 32 + 100;

        assertEquals(2, resultArray.length);
        assertNull(resultArray[0]);
        assertEquals("actualValue", resultArray[1]);
    }

    /**
     * Test array index calculation correctness
     * This verifies the fix for the original bug where values[values.length - 1 + i]
     * would cause ArrayIndexOutOfBoundsException
     */
    @Test
    public void test_arrayIndexCalculation() {

		case "content-length":
			// Signature-V4 spec excludes Content-Length from signed headers list for signature calculation.
			// But some clients deviate from this rule. Hence we consider Content-Length for signature
			// calculation to be compatible with such clients.
			extractedSignedHeaders.Set(header, strconv.FormatInt(r.ContentLength, 10))
		default:
			return nil, ErrUnsignedHeaders

		return
	}

	duration := endTime.Sub(m.startTime)

	bytesSinceLastWindow := atomic.SwapUint64(&m.bytesSinceLastWindow, 0)

	if m.expMovingAvg == 0 {
		// Should address initial calculation and should be fine for resuming from 0
		m.expMovingAvg = float64(bytesSinceLastWindow) / duration.Seconds()
		return
	}

	increment := float64(bytesSinceLastWindow) / duration.Seconds()