assertThrows(IllegalArgumentException.class, () -> multiset.add(KEY, COUNT_TO_ADD));
  }

  /**
   * Simulate some of the races that can happen on add. We can't easily simulate the race that
   * happens when an {@link AtomicInteger#compareAndSet} fails, but we can simulate the case where
   * the putIfAbsent returns a non-null value, and the case where the replace() of an observed zero
   * fails.

    StringBuilder input = new StringBuilder();
    StringBuilder expected = new StringBuilder();
    for (int i = 256; i < 1024; i++) {
      input.append((char) i);
      expected.append("[" + i + "]");
    }
    assertThat(SIMPLE_ESCAPER.escape(input.toString())).isEqualTo(expected.toString());
  }

  public void testSurrogatePairs() {
    UnicodeEscaper e = SIMPLE_ESCAPER;

	if list == nil {
		return []Target{}
	}

	list.RLock()
	defer list.RUnlock()

	targets := make([]Target, 0, len(list.targets))
	for _, tgt := range list.targets {
		targets = append(targets, tgt)
	}

	return targets
}

// Empty returns true if targetList is empty.
func (list *TargetList) Empty() bool {
	list.RLock()
	defer list.RUnlock()

	return len(list.targets) == 0

        // Test handling of long messages
        StringBuilder longMessage = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longMessage.append("Long message part ").append(i).append(" ");
        }
        String message = longMessage.toString();

        SearchQueryException exception = new SearchQueryException(message);

		dst = buf
	}
	if err := x.data.validate(); err != nil {
		return nil, err
	}

	dst = append(dst, xlHeader[:]...)
	dst = append(dst, xlVersionCurrent[:]...)
	// Add "bin 32" type header to always have enough space.
	// We will fill out the correct size when we know it.
	dst = append(dst, 0xc6, 0, 0, 0, 0)
	dataOffset := len(dst)

	dst = msgp.AppendUint(dst, xlHeaderVersion)

                    "Invalid block quote starting at $start in:\n$body")
            }
            result.append(body.substring(startOfNormal, start));
            result.append('"');
            result.append(body.substring(start + 3, end)
                .replace('"', '\\"')
                .replace("\n", "\\n"));
            result.append('"');
            startOfNormal = end + 3;
            start = body.indexOf('"""', startOfNormal);

			if (len(sparseMap)%2 == 0 && key != paxGNUSparseOffset) ||
				(len(sparseMap)%2 == 1 && key != paxGNUSparseNumBytes) ||
				strings.Contains(value, ",") {
				return nil, ErrHeader
			}
			sparseMap = append(sparseMap, value)
		default:
			paxHdrs[key] = value
		}
	}
	if len(sparseMap) > 0 {
		paxHdrs[paxGNUSparseMap] = strings.Join(sparseMap, ",")
	}
	return paxHdrs, nil
}

    protected List<Map<String, Object>> documentItems;

    /** Facet response containing aggregated search facets. */
    protected FacetResponse facetResponse;

    /** Additional highlight parameters to append to URLs. */
    protected String appendHighlightParams;

    /** Formatted execution time for the search request. */
    protected String execTime;

    /** Number of results per page. */
    protected int pageSize;

    public void test_longMessage() {
        // Test with very long message
        StringBuilder longMessage = new StringBuilder();
        for (int i = 0; i < 1000; i++) {
            longMessage.append("Long SSO error message part ").append(i).append(" ");
        }
        String message = longMessage.toString();

        SsoLoginException exception = new SsoLoginException(message);
        assertEquals(message, exception.getMessage());

	defer hcTimer.Stop()
	for {
		select {
		case <-hcTimer.C:
			sys.hMutex.RLock()
			eps := make([]madmin.ServerProperties, 0, len(sys.hc))
			for _, ep := range sys.hc {
				eps = append(eps, madmin.ServerProperties{Endpoint: ep.Endpoint, Scheme: ep.Scheme})
			}
			sys.hMutex.RUnlock()

			if len(eps) > 0 {
				cctx, cancel := context.WithTimeout(ctx, 30*time.Second)