for (int i = keyLen; i < 64; i++) {
            ipad[i] = 0x36;
            opad[i] = 0x5c;
        }

        // Calculate inner hash
        md5.reset();
        md5.update(ipad);
        md5.update(data);
        byte[] innerHash = md5.digest();

        // Calculate outer hash
        md5.reset();
        md5.update(opad);
        byte[] expectedResult = md5.digest(innerHash);

        }
    }

    @Nested
    @DisplayName("Size Calculation Tests")
    class SizeCalculationTests {

        @Test
        @DisplayName("Should calculate size correctly with single lock")
        void testSizeWithSingleLock() {
            Smb2Lock[] singleLock = new Smb2Lock[] { new Smb2Lock(0L, 100L, Smb2Lock.SMB2_LOCKFLAG_EXCLUSIVE_LOCK) };

import jcifs.BaseTest;

/**
 * Test class for Crypto utility functionality
 */
@DisplayName("Crypto Utility Tests")
class CryptoTest extends BaseTest {

    @Test
    @DisplayName("Should calculate MD4 hash correctly")
    void testMD4Hash() {
        // Given
        String input = "Hello World";
        byte[] data = input.getBytes();

        // When
        MessageDigest md4 = Crypto.getMD4();

        } catch (final Exception e) {
            throw new FessSystemException("No crawling session.", e);
        }

    }

    /**
     * Calculates the document expiration date based on crawling configuration.
     * If the config has a timeToLive value, calculates expiration from current time.
     * Otherwise, returns the stored document expiration time.
     *

                && this.dataDisplacement + this.dataCount >= this.totalDataCount) {
            this.hasMore = false;
        }
        return this;
    }

    /**
     * Calculates padding needed for the given offset
     * @param offset
     *            the current offset
     * @return padding size in bytes
     */
    protected int pad(final int offset) {

zeroes until its length is a multiple of // 16-bytes. It then calculates a new value for hash using the ghash // algorithm. func paddedGHASH(hash *[16]byte, data []byte, productTable *[256]byte) { if siz := len(data) - (len(data) % gcmBlockSize); siz > 0 { gcmHash(hash[:], productTable, data[:], siz) data = data[siz:] } if len(data) > 0 { var s [16]byte copy(s[:], data) gcmHash(hash[:], productTable, s[:], len(s)) } } // auth calculates GHASH(ciphertext, additionalData), masks the result with // tagMask...

        @Test
        @DisplayName("Should calculate size for null hash algorithms and salt")
        void testSizeWithNullHashAlgosAndSalt() {
            PreauthIntegrityNegotiateContext context = new PreauthIntegrityNegotiateContext(mockConfig, null, null);

            assertEquals(4, context.size());
        }

        @Test
        @DisplayName("Should calculate size for empty arrays")

        @Test
        @DisplayName("Should calculate size correctly with no data")
        void testSizeWithNoData() {
            request.setData(new byte[0], 0, 0);
            int expectedSize = ((Smb2Constants.SMB2_HEADER_LENGTH + 48 + 7) / 8) * 8;
            assertEquals(expectedSize, request.size());
        }

        @Test
        @DisplayName("Should calculate size correctly with data")

)

// http Header "x-amz-content-sha256" == "UNSIGNED-PAYLOAD" indicates that the
// client did not calculate sha256 of the payload.
const unsignedPayload = "UNSIGNED-PAYLOAD"

// http Header "x-amz-content-sha256" == "STREAMING-UNSIGNED-PAYLOAD-TRAILER" indicates that the
// client did not calculate sha256 of the payload and there is a trailer.
const unsignedPayloadTrailer = "STREAMING-UNSIGNED-PAYLOAD-TRAILER"

 * the License.
 */

package com.google.common.cache;

import com.google.common.annotations.GwtCompatible;

/**
 * Calculates the weights of cache entries.
 *
 * @author Charles Fry
 * @since 11.0
 */
@GwtCompatible
public interface Weigher<K, V> {

  /**