private static final Integer NODE_NOT_IN_GRAPH = 1000;
  private static final String E11 = "1-1";
  private static final String E11_A = "1-1a";
  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 E23 = "2-3";

  @Parameters
  public static Collection<Object[]> parameters() {
    return Arrays.asList(
        new Object[][] {

  private static final Integer N2 = 2;
  private static final Integer N3 = 3;
  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() {

        // Create second result with two documents using a new builder
        SearchResult.SearchResultBuilder builder2 = SearchResult.create();
        Map<String, Object> doc2a = new HashMap<>();
        doc2a.put("id", "2a");
        builder2.addDocument(doc2a);
        Map<String, Object> doc2b = new HashMap<>();
        doc2b.put("id", "2b");
        builder2.addDocument(doc2b);
        builder2.allRecordCount(2L);

         *
         * 2. Under the JDK, the built-in TypeVariable implementation does not interoperate with
         * ours. Therefore, we have to be careful about whether we create our own TypeVariable:
         *
         * 2a. If the resolved types are identical to the original types, then we can return the
         * original, identical JDK TypeVariable. By doing so, we sidestep the problem entirely.
         *

  static final Integer N5 = 5;
  static final Integer NODE_NOT_IN_GRAPH = 1000;

  static final String E11 = "1-1";
  static final String E11_A = "1-1a";
  static final String E12 = "1-2";
  static final String E12_A = "1-2a";
  static final String E12_B = "1-2b";
  static final String E21 = "2-1";
  static final String E13 = "1-3";
  static final String E14 = "1-4";
  static final String E23 = "2-3";
  static final String E31 = "3-1";

  private static final Integer N4 = 4;
  private static final String E11 = "1-1";
  private static final String E11_A = "1-1a";
  private static final String E12 = "1-2";
  private static final String E12_A = "1-2a";
  private static final String E12_B = "1-2b";
  private static final String E21 = "2-1";
  private static final String E13 = "1-3";
  private static final String E31 = "3-1";
  private static final String E34 = "3-4";

         *
         * 2. Under the JDK, the built-in TypeVariable implementation does not interoperate with
         * ours. Therefore, we have to be careful about whether we create our own TypeVariable:
         *
         * 2a. If the resolved types are identical to the original types, then we can return the
         * original, identical JDK TypeVariable. By doing so, we sidestep the problem entirely.
         *

            char curChar = filter.charAt(i);
            switch (curChar) {
            case '\\':
                sb.append("\\5c");
                break;
            case '*':
                sb.append("\\2a");
                break;
            case '(':
                sb.append("\\28");
                break;
            case ')':
                sb.append("\\29");
                break;

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