*
 * Provides comprehensive pre-authentication integrity protection against
 * downgrade attacks by maintaining cryptographic hash chains of all
 * negotiation and session setup messages.
 */
public class PreauthIntegrityService {

    private static final Logger log = LoggerFactory.getLogger(PreauthIntegrityService.class);

    // Hash algorithm constants

    private static final int ENCRYPTION_TYPE = 23; // aes128-cts-hmac-sha1-96
    private static final byte[] ENCRYPTED_DATA = "encrypted-data".getBytes();

    @BeforeEach
    void setUp() {
        keys = new KerberosKey[] { kerberosKey };
    }

    /**
     * Creates a byte array representing a Kerberos ticket for testing purposes.
     * @param version Kerberos version

  /**
   * This is mutable and order matters. By default, it contains [IPv4, IPv6]. Tests may manipulate
   * it to prefer IPv6.
   */
  private var dnsResults = listOf<InetAddress>()

  @BeforeEach
  internal fun setUp() {
    val inetAddresses = InetAddress.getAllByName("localhost")
    localhostIpv4 = inetAddresses.firstOrNull { it is Inet4Address }
      ?: throw TestAbortedException()

  private static final ImmutableList<String> SPLIT_LINES =
      ImmutableList.of("foo", "bar", "baz", "something");

  private TestCharSource source;

  @Override
  public void setUp() {
    source = new TestCharSource(STRING);
  }

  public void testOpenBufferedStream() throws IOException {
    BufferedReader reader = source.openBufferedStream();
    assertTrue(source.wasStreamOpened());

/**
 * Tests for {@link Closer}.
 *
 * @author Colin Decker
 */
@NullUnmarked
public class CloserTest extends TestCase {

  private TestSuppressor suppressor;

  @Override
  protected void setUp() throws Exception {
    suppressor = new TestSuppressor();
  }

  public void testNoExceptionsThrown() throws IOException {
    Closer closer = new Closer(suppressor);

    }

    void runAll() {
      while (hasNext()) {
        runNext();
      }
    }
  }

  private FakeExecutor fakePool;
  private SequentialExecutor e;

  @Override
  public void setUp() {
    fakePool = new FakeExecutor();
    e = new SequentialExecutor(fakePool);
  }

  public void testConstructingWithNullExecutor_fails() {

class TransWaitNamedPipeTest {

    @Mock
    private Configuration mockConfig;

    private TransWaitNamedPipe transWaitNamedPipe;
    private String testPipeName = "\\PIPE\\testpipe";

    @BeforeEach
    void setUp() {
        MockitoAnnotations.openMocks(this);
    }

    @Test
    @DisplayName("Constructor should initialize with correct values")
    void testConstructor() {
        // Act

        originalMap.put("refreshKrb5Config", "true");

        @SuppressWarnings("unchecked")
        Map<String, Object> spyOpts = spy(originalMap);

        // Reset the spy to clear any prior invocations from setup
        reset(spyOpts);

        StaticJAASConfiguration cfg = new StaticJAASConfiguration(spyOpts);

        // Act
        AppConfigurationEntry[] entries = cfg.getAppConfigurationEntry("ignored");

            return 0;
        }

        @Override
        public String toString() {
            return "ConcreteSmbComNtTransaction";
        }
    }

    @BeforeEach
    void setUp() {
        smbComNtTransaction = new ConcreteSmbComNtTransaction();
    }

    @Test
    void testConstructor() {
        // Test if the offsets are initialized correctly by the constructor.

  }

  public void testMergeSorted_single_empty() {
    // Setup
    Iterable<Integer> iterable0 = ImmutableList.of();
    Iterable<Iterable<Integer>> iterables = ImmutableList.of(iterable0);

    // Test & Verify
    verifyMergeSorted(iterables, ImmutableList.<Integer>of());
  }

  public void testMergeSorted_single() {
    // Setup
    Iterable<Integer> iterable0 = ImmutableList.of(1, 2, 3);