// A null byte array should cause a PACDecodingException.
        PACDecodingException exception = assertThrows(PACDecodingException.class, () -> new PacCredentialType(null));
        assertEquals("Invalid PAC credential type", exception.getMessage());
    }

    /**
     * Tests the constructor with a byte array that is too large.
     */
    @Test
    void testConstructorWithDataTooLarge() {

			idx, err = strconv.Atoi(pool)
			if err != nil {
				// We didn't find any matching pools, invalid input
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
				return
			}
		} else {
			idx = globalEndpoints.GetPoolIdx(pool)
			if idx == -1 {
				// We didn't find any matching pools, invalid input
				writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, errInvalidArgument), r.URL)
				return
			}

   *
   * @throws IllegalArgumentException if subtype is invalid
   */
  static MediaType createApplicationType(String subtype) {
    return create(APPLICATION_TYPE, subtype);
  }

  /**
   * Creates a media type with the "audio" type and the given subtype.
   *
   * @throws IllegalArgumentException if subtype is invalid
   */
  static MediaType createAudioType(String subtype) {

      "SETTINGS",
      "PUSH_PROMISE",
      "PING",
      "GOAWAY",
      "WINDOW_UPDATE",
      "CONTINUATION",
    )

  /**
   * Lookup table for valid flags for DATA, HEADERS, CONTINUATION. Invalid combinations are
   * represented in binary.
   */
  private val FLAGS = arrayOfNulls<String>(0x40) // Highest bit flag is 0x20.
  private val BINARY =
    Array(256) {

        assertTrue(true);
    }

    @Test
    @DisplayName("Should handle invalid protocol ID length")
    void testInvalidProtocolIdLength() {
        // Protocol ID is a constant in transform header, not settable
        // Testing invalid protocol ID during decode instead
        byte[] invalidBuffer = new byte[52];
        // Write invalid protocol ID
        invalidBuffer[0] = 0x00;
        invalidBuffer[1] = 0x00;

        Throwable cause = new IllegalStateException("Invalid state");
        CommandExecutionException exception = new CommandExecutionException(message, cause);

        assertNotNull(exception);
        assertEquals(message, exception.getMessage());
        assertEquals(cause, exception.getCause());
        assertEquals("Invalid state", exception.getCause().getMessage());

     * @param request the request holding artifact creation parameters
     * @return an {@code Artifact}, never {@code null}
     * @throws IllegalArgumentException if {@code request} is null or {@code request.session} is null or invalid
     */
    @Nonnull
    Artifact create(@Nonnull ArtifactFactoryRequest request);

    @Nonnull
    default Artifact create(

    public void test_process_withInvalidExpires() throws Exception {
        // Test that invalid expires value is handled
        Crawler.Options options = new Crawler.Options();
        options.sessionId = "test-session";
        options.expires = "invalid";

        // Verify the expires value is set even if invalid
        assertEquals("invalid", options.expires);
    }

    public void test_process_withName() throws Exception {

        assertTrue(exception instanceof java.io.Serializable);
    }

    public void test_nestedExceptions() {
        // Test nested exception handling
        Exception innerCause = new IllegalArgumentException("Invalid parameter");
        RuntimeException middleCause = new RuntimeException("Processing failed", innerCause);
        ThemeException exception = new ThemeException("Theme operation failed", middleCause);

        keys.put(PacSignature.ETYPE_ARCFOUR_HMAC, hmacKey);

        PACDecodingException e = assertThrows(PACDecodingException.class, () -> PacMac.calculateMac(-1, keys, TEST_DATA)); // Invalid type
        assertEquals("Invalid MAC algorithm", e.getMessage());
    }