Ints.indexOf(
                new int[] {(int) 2, (int) 3, (int) 2, (int) 3, (int) 4, (int) 2, (int) 3},
                new int[] {(int) 2, (int) 3, (int) 4}))
        .isEqualTo(2);
    assertThat(
            Ints.indexOf(
                new int[] {(int) 2, (int) 2, (int) 3, (int) 4, (int) 2, (int) 3, (int) 4},
                new int[] {(int) 2, (int) 3, (int) 4}))
        .isEqualTo(1);
    assertThat(

   * concat(new int[] {a, b}, new int[] {}, new int[] {c}} returns the array {@code {a, b, c}}.
   *
   * @param arrays zero or more {@code int} arrays
   * @return a single array containing all the values from the source arrays, in order
   */
  public static int[] concat(int[]... arrays) {
    int length = 0;
    for (int[] array : arrays) {
      length += array.length;
    }

    if (big.compareTo(MAX_INT) > 0) {
      return Integer.MAX_VALUE;
    }
    if (big.compareTo(MIN_INT) < 0) {
      return Integer.MIN_VALUE;
    }
    return big.intValue();
  }

  private void assertOperationEquals(int a, int b, String op, int expected, int actual) {
    if (expected != actual) {

            return builder.build();
        }
    }

    static class TestSubSearcher extends RankFusionSearcher {

        private int mainSize;
        private int inSize;
        private int outSize;

        TestSubSearcher(int mainSize, int inSize, int outSize) {
            this.mainSize = mainSize;
            this.inSize = inSize;
            this.outSize = outSize;
        }

   */

  private int getPredecessor(int entry) {
    return requirePredecessors()[entry] - 1;
  }

  @Override
  int getSuccessor(int entry) {
    return requireSuccessors()[entry] - 1;
  }

  private void setSuccessor(int entry, int succ) {
    requireSuccessors()[entry] = succ + 1;
  }

  private void setPredecessor(int entry, int pred) {
    requirePredecessors()[entry] = pred + 1;

    val codepointDelta: Int,
  ) : MappedRange {
    private val absoluteDelta = abs(codepointDelta)

    val b1: Int
      get() =
        when {
          codepointDelta < 0 -> 0x40 or (absoluteDelta shr 14)
          codepointDelta > 0 -> 0x50 or (absoluteDelta shr 14)
          else -> error("Unexpected codepointDelta of 0")
        }

    val b2: Int
      get() = absoluteDelta shr 7 and 0x7f

    val b3: Int

    public static final int DEFAULT_PAGE_SIZE = 20;

    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    private int allRecordCount;

    private int allPageCount;

    private boolean existPrePage;

    private boolean existNextPage;

    private List<Integer> pageNumberList;

    private int pageSize;

    private int currentPageNumber;

    public String id;

    public static final int DEFAULT_PAGE_SIZE = 20;

    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    private int allRecordCount;

    private int allPageCount;

    private boolean existPrePage;

    private boolean existNextPage;

    private List<Integer> pageNumberList;

    private int pageSize;

    private int currentPageNumber;

    public String id;

    public static final int DEFAULT_PAGE_SIZE = 20;

    public static final int DEFAULT_CURRENT_PAGE_NUMBER = 1;

    private int allRecordCount;

    private int allPageCount;

    private boolean existPrePage;

    private boolean existNextPage;

    private List<Integer> pageNumberList;

    private int pageSize;

    private int currentPageNumber;

    public String id;

    protected final int start;

    protected final int offset;

    /** The value of current page number. */
    protected final int pageSize;

    /** The value of current page number. */
    protected int currentPageNumber;

    protected long allRecordCount;

    protected String allRecordCountRelation;

    protected int allPageCount;

    protected boolean existNextPage;