Map<String, Object> params = new HashMap<>();
        params.put("string_param", "test_value");
        params.put("int_param", 42);
        params.put("double_param", 3.14);
        params.put("boolean_param", true);

        Map<String, String> nestedMap = new HashMap<>();
        nestedMap.put("nested_key", "nested_value");
        params.put("nested_param", nestedMap);

        popularWordHelper.clearCache();

        // Verify cache is cleared (we can't directly test this without accessing the cache)
        // But we can test that it doesn't throw exceptions
        assertTrue(true);
    }

    @Test
    public void test_init_configuration() {
        PopularWordHelper testHelper = new PopularWordHelper();
        testHelper.init();

        assertNotNull(testHelper.fessConfig);

   * #add(Object)} to forward to this implementation.
   *
   * @since 7.0
   */
  protected boolean standardAdd(@ParametricNullness E element) {
    add(size(), element);
    return true;
  }

  /**
   * A sensible default implementation of {@link #addAll(int, Collection)}, in terms of the {@code
   * add} method of {@link #listIterator(int)}. If you override {@link #listIterator(int)}, you may

   */
  @Override
  public void add(long x) {
    Cell[] as;
    long b, v;
    int[] hc;
    Cell a;
    int n;
    if ((as = cells) != null || !casBase(b = base, b + x)) {
      boolean uncontended = true;
      if ((hc = threadHashCode.get()) == null
          || as == null
          || (n = as.length) < 1
          || (a = as[(n - 1) & hc[0]]) == null

    }
    throw new UnsupportedOperationException("This ordering does not define a comparator.");
  }

  @Override
  public boolean equals(@Nullable Object obj) {
    if (obj == this) {
      return true;
    }
    if (!(obj instanceof ElementOrder)) {
      return false;
    }

    ElementOrder<?> other = (ElementOrder<?>) obj;
    return (type == other.type) && Objects.equals(comparator, other.comparator);

    private int[] counts;

    /*
     * The number of used positions in the elements array.  We deduplicate periodically, so this
     * may fluctuate up and down.
     */
    private int length;

    // True if we just called build() and the elements array is being used by a created ISM, meaning
    // we shouldn't modify that array further.
    private boolean forceCopyElements;

    /**

-------------------------------------------------------------
./gradlew test -Dtests.iters=N -Dtests.failfast=true ...
./gradlew test -Dtests.iters=N -Dtests.maxfailures=M ...
-------------------------------------------------------------

=== Test groups.

Test groups can be enabled or disabled (true/false).

Default value provided below in [brackets].

            });
        } catch (final WebApiException e) {
            final int statusCode = e.getStatusCode();
            String message;
            if (Constants.TRUE.equalsIgnoreCase(ComponentUtil.getFessConfig().getApiJsonResponseExceptionIncluded())) {
                if (statusCode >= 400 && statusCode < 500) {
                    if (logger.isDebugEnabled()) {

    }

    @CanIgnoreReturnValue
    @Override
    public String sleepThenReturnInput(String input) {
      try {
        MILLISECONDS.sleep(delayMillis);
        finished = true;
        return input;
      } catch (InterruptedException e) {
        throw new AssertionError();
      }
    }

    @Override
    public void sleepThenThrowException() throws SampleException {

		return false
	case cache.status == scanStateError || cache.status == scanStateNone:
		// Remove failed listings after 5 minutes.
		return time.Since(cache.lastUpdate) > 5*time.Minute
	}
	return true
}

// keepAlive will continuously update lastHandout until ctx is canceled.
func (m metacache) keepAlive(ctx context.Context, rpc *peerRESTClient) {