}
    throw new AssertionError();
  }

  private static final double LN_10 = Math.log(10);
  private static final double LN_2 = Math.log(2);

  /**
   * Returns the square root of {@code x}, rounded with the specified rounding mode.
   *
   * @throws IllegalArgumentException if {@code x < 0}

    @BeforeEach
    void setUp() {
        keys = new HashMap<>();
    }

    // Test successful PAC creation with mocked Pac construction
    @Test
    void testConstructorSuccess() throws PACDecodingException {
        // Setup key
        byte[] keyBytes = new byte[32];
        KerberosKey kdcKey = new KerberosKey(null, keyBytes, PacSignature.HMAC_SHA1_96_AES256, 1);

        assertThrows(IllegalArgumentException.class, () -> context.encryptMessage(null, 123456L),
                "Should throw IllegalArgumentException for null message");
    }

    @Test
    @DisplayName("Should successfully encrypt and decrypt with refactored methods")
    void testRefactoredEncryptionDecryption() throws Exception {
        // Given - Use same key for both encryption and decryption in test

        host = "%E3%83%86%E3%82%B9%E3%83%88.org";
        expected = "xn--zckzah.org";
        assertEquals(expected, resolver.toAscii(host));

    }

    public void test_resolve_ipv6() throws UnknownHostException {
        IdnDnsResolver resolver = new IdnDnsResolver();

        // Test IPv6 loopback address with brackets
        String host = "[::1]";
        InetAddress[] addresses = resolver.resolve(host);

    }

    /**
     * {@inheritDoc}
     *
     * @throws SMBProtocolDecodingException
     *             If there is an error decoding the response
     *
     * @see jcifs.internal.smb2.ServerMessageBlock2#readBytesWireFormat(byte[], int)
     */
    @Override
    protected int readBytesWireFormat(final byte[] buffer, int bufferIndex) throws SMBProtocolDecodingException {
        final int start = bufferIndex;

     *
     * @param uri the URI to preprocess
     * @return the preprocessed URI
     * @throws CrawlerSystemException if the URI is empty
     */
    protected String preprocessUri(final String uri) {
        if (StringUtil.isEmpty(uri)) {
            throw new CrawlerSystemException("SMB URI is empty. Please provide a valid SMB URI (smb://...).");
        }

        return uri;
    }

) : CertificateChainCleaner() {
  /**
   * Returns a cleaned chain for [chain].
   *
   * This method throws if the complete chain to a trusted CA certificate cannot be constructed.
   * This is unexpected unless the trust root index in this class has a different trust manager than
   * what was used to establish [chain].
   */
  @Throws(SSLPeerUnverifiedException::class)
  override fun clean(
    chain: List<Certificate>,
    hostname: String,

   *     invocation conversion.
   * @throws InvocationTargetException if the underlying method or constructor throws an exception.
   */
  // All subclasses are owned by us and we'll make sure to get the R type right, including nullness.
  @SuppressWarnings({"unchecked", "nullness"})
  @CanIgnoreReturnValue
  public final @Nullable R invoke(@Nullable T receiver, @Nullable Object... args)

        } catch (GSSException e) {
            throw new SmbException("Context setup failed", e);
        }
    }

    /**
     * Set the Kerberos subject
     *
     * @param subject
     *            the subject to set
     */
    protected void setSubject(Subject subject) {
        this.subject = subject;
    }

    @Override
    public void refresh() throws CIFSException {

   *
   * <p>The default implementation throws {@code NoSuchElementException}.
   *
   * @return the minimum value of type {@code C}; never null
   * @throws NoSuchElementException if the type has no (practical) minimum value; for example,
   *     {@link java.math.BigInteger}
   */
  @CanIgnoreReturnValue
  public C minValue() {
    throw new NoSuchElementException();
  }

  /**