},
                new double[] {(double) 2, (double) 3, (double) 4}))
        .isEqualTo(2);
    assertThat(
            Doubles.indexOf(
                new double[] {
                  (double) 2, (double) 2, (double) 3, (double) 4, (double) 2, (double) 3, (double) 4
                },
                new double[] {(double) 2, (double) 3, (double) 4}))

                },
                new double[] {(double) 2, (double) 3, (double) 4}))
        .isEqualTo(2);
    assertThat(
            Doubles.indexOf(
                new double[] {
                  (double) 2, (double) 2, (double) 3, (double) 4, (double) 2, (double) 3, (double) 4
                },
                new double[] {(double) 2, (double) 3, (double) 4}))

 * Double#doubleToRawLongBits}, which differs from both the primitive double {@code ==} operator and
 * from {@link Double#equals}, as if implemented by:
 *
 * <pre>{@code
 * static boolean bitEquals(double x, double y) {
 *   long xBits = Double.doubleToRawLongBits(x);
 *   long yBits = Double.doubleToRawLongBits(y);
 *   return xBits == yBits;
 * }
 * }</pre>
 *
 * @author Doug Lea
 * @author Martin Buchholz
 * @since 11.0
 */

  static final double MANY_VALUES_MAX = 555.555;
  static final double MANY_VALUES_MIN = -44.44;

  // Doubles which will overflow if summed:
  static final double[] LARGE_VALUES = {Double.MAX_VALUE, Double.MAX_VALUE / 2.0};
  static final double LARGE_VALUES_MEAN = 0.75 * Double.MAX_VALUE;

  static final ImmutableList<Double> OTHER_MANY_VALUES =

    BigDecimal maxDoubleAsBD = new BigDecimal(Double.MAX_VALUE);
    new RoundToDoubleTester(maxDoubleAsBD).setExpectation(Double.MAX_VALUE, values()).test();
  }

  public void testRoundToDouble_maxDoublePlusOne() {
    BigDecimal maxDoubleAsBD = new BigDecimal(Double.MAX_VALUE).add(BigDecimal.ONE);
    new RoundToDoubleTester(maxDoubleAsBD)
        .setExpectation(Double.MAX_VALUE, DOWN, FLOOR, HALF_EVEN, HALF_UP, HALF_DOWN)

   * each other or identical non-finite values.
   */
  private static final Correspondence<Double, Double> QUANTILE_CORRESPONDENCE =
      Correspondence.from(
          new BinaryPredicate<Double, Double>() {
            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {
              // Test for equality to allow non-finite values to match; otherwise, use the finite

   * each other or identical non-finite values.
   */
  private static final Correspondence<Double, Double> QUANTILE_CORRESPONDENCE =
      Correspondence.from(
          new BinaryPredicate<Double, Double>() {
            @Override
            public boolean apply(@Nullable Double actual, @Nullable Double expected) {
              // Test for equality to allow non-finite values to match; otherwise, use the finite

    for (double positiveValue : POSITIVE_FINITE_DOUBLE_CANDIDATES) {
      assertEquals(positiveValue, DoubleUtils.ensureNonNegative(positiveValue));
      assertEquals(0.0, DoubleUtils.ensureNonNegative(-positiveValue));
    }
    assertEquals(Double.POSITIVE_INFINITY, DoubleUtils.ensureNonNegative(Double.POSITIVE_INFINITY));
    assertEquals(0.0, DoubleUtils.ensureNonNegative(Double.NEGATIVE_INFINITY));

  }

  static final ImmutableSet<Double> INTEGRAL_DOUBLE_CANDIDATES;
  static final ImmutableSet<Double> FRACTIONAL_DOUBLE_CANDIDATES;
  static final Iterable<Double> INFINITIES =
      Doubles.asList(Double.POSITIVE_INFINITY, Double.NEGATIVE_INFINITY);
  static final Iterable<Double> FINITE_DOUBLE_CANDIDATES;
  static final Iterable<Double> POSITIVE_FINITE_DOUBLE_CANDIDATES;

    /*
     * Encode and decode doubles
     */

    public static int enc_doublele ( double d, byte[] dst, int di ) {
        return enc_uint64le(Double.doubleToLongBits(d), dst, di);
    }


    public static int enc_doublebe ( double d, byte[] dst, int di ) {
        return enc_uint64be(Double.doubleToLongBits(d), dst, di);
    }


    public static double dec_doublele ( byte[] src, int si ) {