assertEquals("@fess.codelibs.local", fessConfig.getLdapSecurityPrincipal(null));
        assertEquals("@fess.codelibs.local", fessConfig.getLdapSecurityPrincipal(""));
        assertEquals("123456789@fess.codelibs.local", fessConfig.getLdapSecurityPrincipal("123456789"));
        assertEquals("******@****.***", fessConfig.getLdapSecurityPrincipal("1234567890"));

@NullUnmarked
public class AbstractStreamingHasherTest extends TestCase {
  public void testBytes() {
    Sink sink = new Sink(4); // byte order insignificant here
    byte[] expected = {1, 2, 3, 4, 5, 6, 7, 8};
    sink.putByte((byte) 1);
    sink.putBytes(new byte[] {2, 3, 4, 5, 6});
    sink.putByte((byte) 7);
    sink.putBytes(new byte[] {});
    sink.putBytes(new byte[] {8});
    HashCode unused = sink.hash();
    sink.assertInvariants(8);

		Parts:            nil,
		Erasure: ErasureInfo{
			Algorithm:    ReedSolomon.String(),
			DataBlocks:   4,
			ParityBlocks: 2,
			BlockSize:    10000,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
			Checksums: []ChecksumInfo{{
				PartNumber: 1,
				Algorithm:  HighwayHash256S,
				Hash:       nil,
			}},
		},
		MarkDeleted:      false,
		NumVersions:      1,
		SuccessorModTime: time.Time{},

			},
		},
		Erasure: ErasureInfo{
			Algorithm:    ReedSolomon.String(),
			DataBlocks:   4,
			ParityBlocks: 2,
			BlockSize:    10000,
			Index:        1,
			Distribution: []int{1, 2, 3, 4, 5, 6, 7, 8},
			Checksums: []ChecksumInfo{
				{
					PartNumber: 1,
					Algorithm:  HighwayHash256S,
					Hash:       nil,
				},
				{
					PartNumber: 2,
					Algorithm:  HighwayHash256S,

     */
    @Test
    void lockRangeEncodeDecodeRoundTrip() throws Exception {
        LockingAndXRange range = new LockingAndXRange(false);
        setField(range, "pid", 99);
        setField(range, "byteOffset", 123456L);
        setField(range, "lengthInBytes", 654321L);
        byte[] dst = new byte[20];
        int writtenSize = range.encode(dst, 0);
        assertEquals(10, writtenSize, "Range size when not large should be 10");

        int byteCountValue = 8 + domainBytes.length;
        setByteCount(response, byteCountValue);
        byte[] buffer = new byte[byteCountValue];
        int bufferIndex = 0;
        byte[] key = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8 };
        System.arraycopy(key, 0, buffer, bufferIndex, key.length);
        bufferIndex += key.length;
        System.arraycopy(domainBytes, 0, buffer, bufferIndex, domainBytes.length);

/**
 * Benchmark for {@code LocalCache.Segment.removeEntryFromChain}.
 *
 * @author Charles Fry
 */
@SuppressWarnings("CheckReturnValue")
@NullUnmarked
public class ChainBenchmark {

  @Param({"1", "2", "3", "4", "5", "6"})
  int length;

  private Segment<Object, Object> segment;
  private ReferenceEntry<Object, Object> head;
  private @Nullable ReferenceEntry<Object, Object> chain;

  @SuppressWarnings("GuardedBy")

            testMessage.setMid(12345L);
            assertEquals(12345, testMessage.hashCode());
        }

        @Test
        @DisplayName("Should be equal when MIDs match")
        void testEquals() {
            TestServerMessageBlock2 other = new TestServerMessageBlock2(mockConfig);
            testMessage.setMid(12345L);
            other.setMid(12345L);

  }

  public void testDecodeLong() {
    assertThat(UnsignedLongs.decode("0xffffffffffffffff")).isEqualTo(0xffffffffffffffffL);
    assertThat(UnsignedLongs.decode("01234567")).isEqualTo(01234567); // octal
    assertThat(UnsignedLongs.decode("#1234567890abcdef")).isEqualTo(0x1234567890abcdefL);
    assertThat(UnsignedLongs.decode("987654321012345678")).isEqualTo(987654321012345678L);

    @Test
    @DisplayName("Should perform DES encryption/decryption")
    void testDES() throws Exception {
        // Given
        byte[] key = "testkey1".getBytes(); // 8 bytes for DES
        byte[] plaintext = "12345678".getBytes(); // 8 bytes (DES block size)

        // When
        Cipher desCipher = Crypto.getDES(key);
        desCipher.init(Cipher.ENCRYPT_MODE, new SecretKeySpec(key, "DES"));