assertNotNull(referral, "The DfsReferral object should not be null.");
        assertEquals(referral, referral.next, "The 'next' property should point to the object itself.");
    }

    /**
     * Tests the append method of the DfsReferral class.
     * It verifies that a new DfsReferral object can be successfully appended to an existing one,
     * forming a linked list structure.
     */
    @Test
    void testAppend() {

    @Override
    public String toString() {
        StringBuilder buffer = new StringBuilder(128);
        if (mojoDescriptor != null) {
            buffer.append(mojoDescriptor.getId());
        }
        buffer.append(" {execution: ").append(executionId).append('}');
        return buffer.toString();
    }

    public String getGroupId() {
        if (mojoDescriptor != null) {

            plugin.setArtifactId(tok[1]);
            plugin.setVersion(tok[2]);
            goal.append(tok[3]);

            // This won't be valid, but it constructs something easy to read in the error message
            for (int idx = 4; idx < tok.length; idx++) {
                goal.append(":").append(tok[idx]);
            }
        } else if (numTokens == 3) {

    discussion_edges = get_graphql_question_discussion_edges(settings=settings)

    while discussion_edges:
        for discussion_edge in discussion_edges:
            discussion_nodes.append(discussion_edge.node)
        last_edge = discussion_edges[-1]
        # Handle GitHub secondary rate limits, requests per minute
        time.sleep(settings.sleep_interval)

func (s *scratch) grow() {
	ndata := make([]byte, cap(s.data)*2)
	copy(ndata, s.data)
	s.data = ndata
}

// append single byte to scratch buffer
func (s *scratch) add(c byte) {
	if s.fill+1 >= cap(s.data) {
		s.grow()
	}

	s.data[s.fill] = c
	s.fill++
}

// append encoded rune to scratch buffer
func (s *scratch) addRune(r rune) int {
	if s.fill+utf8.UTFMax >= cap(s.data) {
		s.grow()
	}

    if field_info_in == params.ParamTypes.path:
        dependant.path_params.append(field)
    elif field_info_in == params.ParamTypes.query:
        dependant.query_params.append(field)
    elif field_info_in == params.ParamTypes.header:
        dependant.header_params.append(field)
    else:
        assert field_info_in == params.ParamTypes.cookie, (

            // The root locator can be used very early during the setup of Maven,
            // even before the arguments from the command line are parsed.  Any exception
            // that would happen here should cause the build to fail at a later stage
            // (when actually parsing the POM) and will lead to a better exception being
            // displayed to the user, so just bail out and return false.
        }

      buildString {
        append("Certificate pinning failure!")
        append("\n  Peer certificate chain:")
        for (element in peerCertificates) {
          append("\n    ")
          append(pin(element))
          append(": ")
          append(element.subjectDN.name)
        }
        append("\n  Pinned certificates for ")
        append(hostname)
        append(":")
        for (pin in pins) {

        if (fessConfig.isCrawlerDocumentFileAppendBodyContent()) {
            buf.append(content);
        }
        if (fessConfig.isCrawlerDocumentFileAppendMetaContent()) {
            if (buf.length() > 0) {
                buf.append(' ');
            }
            buf.append(contentMeta);
        }
        final String fileName = getFileName(url, urlEncoding);

	case []string:
		tx.Statement.Selects = v

		for _, arg := range args {
			switch arg := arg.(type) {
			case string:
				tx.Statement.Selects = append(tx.Statement.Selects, arg)
			case []string:
				tx.Statement.Selects = append(tx.Statement.Selects, arg...)
			default:
				tx.AddError(fmt.Errorf("unsupported select args %v %v", query, args))
				return
			}
		}