import java.time.LocalDateTime;
import java.time.ZonedDateTime;
import java.util.Collection;
import java.util.Date;
import java.util.Map;
import java.util.Objects;

/**
 * Utility class for memory operations and size calculations.
 */
public final class MemoryUtil {
    private MemoryUtil() {
    }

    /**
     * Gets a formatted memory usage log string.
     *
     * @return formatted memory usage information
     */

	if objectSize > maxMultipartPutObjectSize {
		err = errors.New("entity too large")
		return partSize, err
	}

	configuredPartSize := minPartSize
	// Use floats for part size for all calculations to avoid
	// overflows during float64 to int64 conversions.
	partSizeFlt := float64(objectSize / maxPartsCount)
	partSizeFlt = math.Ceil(partSizeFlt/float64(configuredPartSize)) * float64(configuredPartSize)

     * 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
     */

		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

        assertEquals(100, info.sectPerAlloc);
        assertEquals(512, info.bytesPerSect);
        assertEquals(1000L * 100 * 512, info.getCapacity(), "Capacity calculation should be correct");
        assertEquals(500L * 100 * 512, info.getFree(), "Free space calculation should be correct");
    }

    /**
     * Tests the readDataWireFormat method with the SMB_QUERY_FS_SIZE_INFO information level.
     */
    @Test

     */
    @Test
    void testFlatTrickyUrls() throws IOException {
        // parent references child with artifactId (which is not directory name)
        // then relative path calculation will fail during build from disk but success when calculated from repo
        try {
            // build from disk expected to fail
            testInheritance("tricky-flat-artifactId-urls", false);

        long weightY = comparator.getProjectWeight(ProjectDependencyGraphStub.Y);
        long weightZ = comparator.getProjectWeight(ProjectDependencyGraphStub.Z);

        // Verify the actual chain length calculation
        // Leaf nodes (no downstream dependencies)
        assertEquals(1L, weightX, "Project X should have weight 1 (1 + 0)");
        assertEquals(1L, weightY, "Project Y should have weight 1 (1 + 0)");

			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,

		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()

        assertEquals(8, emptyContext.size()); // Minimum size
        assertFalse(emptyContext.supportsAlgorithm(CompressionNegotiateContext.COMPRESSION_LZ77));
    }

    @Test
    @DisplayName("Test context size calculation")
    public void testContextSize() {
        int expectedSize = 8 + (3 * 2); // Header + 3 algorithms * 2 bytes each
        assertEquals(expectedSize, context.size());
    }

    @Test