Exception cause = new RuntimeException("Serializable cause");
        SsoLoginException originalException = new SsoLoginException(message, cause);

        // Serialize the exception
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        ObjectOutputStream oos = new ObjectOutputStream(baos);
        oos.writeObject(originalException);
        oos.close();

        // Deserialize the exception

        ev.add(new DERTaggedObject(true, 0, new DERSequence(fields)));

        int outerTagNo = (outerTagNoOverride != null) ? outerTagNoOverride : 0;

        ByteArrayOutputStream collector = new ByteArrayOutputStream();
        ASN1OutputStream der = ASN1OutputStream.create(collector, ASN1Encoding.DER);
        try {

  public static ByteArrayDataOutput newDataOutput(ByteArrayOutputStream byteArrayOutputStream) {
    return new ByteArrayDataOutputStream(checkNotNull(byteArrayOutputStream));
  }

  @J2ktIncompatible
  private static final class ByteArrayDataOutputStream implements ByteArrayDataOutput {

    final DataOutput output;
    final ByteArrayOutputStream byteArrayOutputStream;

     * Returns a dummy PrintWriter that writes to a ByteArrayOutputStream.
     *
     * @return A PrintWriter for response output
     * @throws IOException If an I/O error occurs
     */
    @Override
    public PrintWriter getWriter() throws IOException {
        // dummy stream
        return new PrintWriter(new ByteArrayOutputStream());
    }

        }
    }

    public void test_main_withHelp() {
        // Test main method with help option
        PrintStream originalErr = System.err;
        try {
            ByteArrayOutputStream errContent = new ByteArrayOutputStream();
            System.setErr(new PrintStream(errContent));

            String[] args = { "--help" };
            // Note: main calls System.exit, so we can't test it directly

        sink.assertBytes(expected);
      }
    }
  }

  private static class Sink extends AbstractStreamingHasher {
    final int chunkSize;
    final int bufferSize;
    final ByteArrayOutputStream out = new ByteArrayOutputStream();

    int processCalled = 0;
    boolean remainingCalled = false;

    Sink(int chunkSize, int bufferSize) {
      super(chunkSize, bufferSize);
      this.chunkSize = chunkSize;

            final ASN1EncodableVector ev = new ASN1EncodableVector();
            ev.add(SPNEGO_OID);
            ev.add(new DERTaggedObject(true, 0, new DERSequence(fields)));
            final ByteArrayOutputStream collector = new ByteArrayOutputStream();
            final ASN1OutputStream der = ASN1OutputStream.create(collector, ASN1Encoding.DER);

    assertThrows(IndexOutOfBoundsException.class, () -> hasher.putBytes(new byte[8], 0, -1));
  }

  private class TestHasher extends AbstractByteHasher {

    private final ByteArrayOutputStream out = new ByteArrayOutputStream();

    @Override
    protected void update(byte b) {
      out.write(b);
    }

    @Override
    protected void update(byte[] b, int off, int len) {

    static String srcString = "ABCDEFGHIJKLMN";

    static String urlString = "あいうえお";

    InputStream is = new ByteArrayInputStream(srcBytes);

    ByteArrayOutputStream os = new ByteArrayOutputStream();

    Reader reader = new StringReader(srcString);

    StringWriter writer = new StringWriter();

    StringBuilder builder = new StringBuilder();

     * @return the byte array
     */
    public static final byte[] getBytes(final InputStream is) {
        assertArgumentNotNull("is", is);

        final ByteArrayOutputStream os = new ByteArrayOutputStream(BUF_SIZE);
        CopyUtil.copy(is, os);
        return os.toByteArray();
    }

    /**
     * A method that wraps exception handling for {@link InputStream#available()}.
     *