private static final Integer N4 = 4;
  private static final String E12 = "1-2";
  private static final String E12_A = "1-2a";
  private static final String E21 = "2-1";
  private static final String E13 = "1-3";
  private static final String E44 = "4-4";

  // Test for EndpointPair class

  @Test
  public void testOrderedEndpointPair() {
    EndpointPair<String> ordered = EndpointPair.ordered("source", "target");

        @Override
        public String name() {
            return "UNRESOLVED";
        }

        @Override
        public String id() {
            return "UNRESOLVED";
        }

        @Override
        public Optional<String> option() {
            return Optional.empty();
        }

        @Override
        public String[] option(Iterable<? extends Path> paths) {

    }

    private static int getRelationOrder(String value, RangeValue rangeValue, boolean isLeft) {
        if (rangeValue.value.length() <= 0) {
            return isLeft ? 1 : -1;
        }

        value = FILTER_1.matcher(value).replaceAll("");

        List<String> valueTokens = new ArrayList<>(Arrays.asList(FILTER_2.split(value)));

        }
    }

    public void scriptedMetric(String name, ConditionOptionCall<ScriptedMetricAggregationBuilder> opLambda) {
        ScriptedMetricAggregationBuilder builder = regScriptedMetricA(name);
        if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void topHits(String name, ConditionOptionCall<TopHitsAggregationBuilder> opLambda) {

    protected static final String ID_TOKEN = "id_token";

    /** OAuth2 authorization code parameter name. */
    protected static final String CODE = "code";

    /** Timeout for token acquisition in milliseconds. */
    protected long acquisitionTimeout = 30 * 1000L;

    /** Cache for storing group information to reduce API calls. */
    protected Cache<String, Pair<String[], String[]>> groupCache;

                            XmlNode root = XmlService.read(is, null);
                            String groupId = mayGetChild(root, "groupId");
                            String artifactId = mayGetChild(root, "artifactId");
                            String goalPrefix = mayGetChild(root, "goalPrefix");
                            String name = mayGetChild(root, "name");

/**
 * Authentication
 */
public class Authentication {

    private String privateKey;

    private String passphrase;

    public Authentication(String userName, String password) {
        this.username = userName;
        this.password = password;
    }

    /**
     * Username used to log in to the host
     */
    private String username;

    /**
     * Password associated with the login
     */

        assertEquals("0x12345678", exception.getMessage(), "Message should be hex string for unknown error code.");
    }

    /**
     * Test constructor DcerpcException(String msg).
     */
    @Test
    void testConstructorWithMessage() {
        String message = "Test message for DcerpcException.";
        DcerpcException exception = new DcerpcException(message);

        try {
            startLatch = new CountDownLatch(size);
            endLatch = new CountDownLatch(size);
            Map<String, String> output = new ConcurrentHashMap<String, String>();

            try (SimplexTransferListener listener = new SimplexTransferListener(new ConsoleMavenTransferListener(
                    new JLineMessageBuilderFactory(),

                return 10;
            }

            @Override
            public String getQueryFacetFieldsMinDocCount() {
                return "5";
            }

            @Override
            public String getQueryFacetFieldsSort() {
                return "count.desc";
            }

            @Override
            public String getQueryFacetFieldsMissing() {
                return "unknown";
            }