.addEqualityGroup(Predicates.instanceOf(Number.class))
        .addEqualityGroup(Predicates.instanceOf(Float.class))
        .testEquals();
  }

  @J2ktIncompatible
  @GwtIncompatible // Predicates.instanceOf, SerializableTester
  public void testIsInstanceOf_serialization() {
    checkSerialization(Predicates.instanceOf(Integer.class));
  }

  @J2ktIncompatible

    public void test_memoryReferenceEquality() {
        // Enum instances are singletons
        CrawlerStatus status1 = CrawlerStatus.INITIALIZING;
        CrawlerStatus status2 = CrawlerStatus.INITIALIZING;

        // Should be the same instance
        assertSame(status1, status2);
        assertTrue(status1 == status2);

        // valueOf should return the same instance

        // Test inheritance chain
        assertTrue(exception instanceof TransportException);
        assertTrue(exception instanceof CIFSException);
        assertTrue(exception instanceof Exception);
        assertTrue(exception instanceof Throwable);

        // Test that it can be caught as CIFSException
        boolean caughtAsCIFSException = false;
        try {

     * @param client The OpenSearch client.
     * @param settings The SuggestSettings instance.
     * @param readingConverter The ReadingConverter instance.
     * @param contentsReadingConverter The contents ReadingConverter instance.
     * @param normalizer The Normalizer instance.
     * @param analyzer The SuggestAnalyzer instance.
     * @param threadPool The ExecutorService for thread pooling.

    for (Constructor<X> constructor : preferringStringsThenThrowables(constructors)) {
      X instance = newFromConstructor(constructor, cause);
      if (instance != null) {
        if (instance.getCause() == null) {
          instance.initCause(cause);
        }
        return instance;
      }
    }
    throw new IllegalArgumentException(
        "No appropriate constructor for exception of type "

    private TimeoutManager() {
    }

    /**
     * Returns the instance for the singleton.
     *
     * @return the instance for the singleton
     */
    public static TimeoutManager getInstance() {
        return instance;
    }

    /**
     * Starts the process.
     */
    public synchronized void start() {
        if (thread == null) {

 *   <li>{@link #set(String, Object)} - Sets a setting value by key.</li>
 *   <li>{@link #array()} - Returns an instance of ArraySettings.</li>
 *   <li>{@link #analyzer()} - Returns an instance of AnalyzerSettings.</li>
 *   <li>{@link #badword()} - Returns an instance of BadWordSettings.</li>
 *   <li>{@link #elevateWord()} - Returns an instance of ElevateWordSettings.</li>
 * </ul>
 *
 * <p>Timeout settings can be accessed via:</p>
 * <ul>

        assertEquals(NbtException.getErrorString(errorClass, errorCode), exception.getMessage(),
                "Exception message should match getErrorString output");
        assertTrue(exception instanceof CIFSException, "NbtException should be an instance of CIFSException");
    }

    /**
     * Test the getErrorString method with various error classes and codes to ensure all branches are covered.
     */
    @ParameterizedTest

   */
  public static DiscreteDomain<Integer> integers() {
    return IntegerDomain.INSTANCE;
  }

  private static final class IntegerDomain extends DiscreteDomain<Integer> implements Serializable {
    private static final IntegerDomain INSTANCE = new IntegerDomain();

    IntegerDomain() {
      super(true);
    }

    @Override

        : (delegate instanceof ScheduledExecutorService)
            ? new ScheduledListeningDecorator((ScheduledExecutorService) delegate)
            : new ListeningDecorator(delegate);
  }

  /**
   * Creates a {@link ScheduledExecutorService} whose {@code submit} and {@code invokeAll} methods
   * submit {@link ListenableFutureTask} instances to the given delegate executor. Those methods, as