/**
   * A specification for which index to return if the list contains at least one element that
   * compares as equal to the key.
   */
  enum KeyPresentBehavior {
    /**
     * Return the index of any list element that compares as equal to the key. No guarantees are
     * made as to which index is returned, if more than one element compares as equal to the key.
     */
    ANY_PRESENT {
      @Override

     *
     * @param v the version to compare against
     * @return whether this version is a least the given one
     */
    public boolean atLeast(final DialectVersion v) {
        return ordinal() >= v.ordinal();
    }

    /**
     * Check if this dialect version is at most the specified version
     *
     * @param v the version to compare against

   * @return a negative value if {@code a} is less than {@code b}; a positive value if {@code a} is
   *     greater than {@code b}; or zero if they are equal
   */
  @SuppressWarnings("InlineMeInliner") // Integer.compare unavailable under GWT+J2CL
  public static int compare(int a, int b) {
    return Ints.compare(flip(a), flip(b));
  }

  /**
   * Returns the value of the given {@code int} as a {@code long}, when treated as unsigned.
   *

      assertThat(comparator1.compare(left, right)).isEqualTo(0);
      assertThat(comparator2.compare(left, right)).isEqualTo(0);
      int i = rnd.nextInt(left.length);
      left[i] ^= (byte) (1 + rnd.nextInt(255));
      assertThat(signum(comparator1.compare(left, right)))
          .isEqualTo(signum(UnsignedBytes.compare(left[i], right[i])));
      assertThat(signum(comparator2.compare(left, right)))

        assertTrue(
            comparator + ".compare(" + lesser + ", " + t + ")", comparator.compare(lesser, t) < 0);
      }

      assertEquals(comparator + ".compare(" + t + ", " + t + ")", 0, comparator.compare(t, t));

      for (int j = i + 1; j < valuesInExpectedOrder.size(); j++) {
        T greater = valuesInExpectedOrder.get(j);
        assertTrue(
            comparator + ".compare(" + greater + ", " + t + ")",

   * @param b second value to compare.
   * @throws ClassCastException if the parameters are not <i>mutually comparable</i> using the given
   *     comparator.
   * @since 30.0
   */
  @ParametricNullness
  public static <T extends @Nullable Object> T max(
      @ParametricNullness T a, @ParametricNullness T b, Comparator<? super T> comparator) {

     */
    if (hasLowerBound) {
      int unused =
          comparator.compare(
              uncheckedCastNullableTToT(lowerEndpoint), uncheckedCastNullableTToT(lowerEndpoint));
    }
    if (hasUpperBound) {
      int unused =
          comparator.compare(
              uncheckedCastNullableTToT(upperEndpoint), uncheckedCastNullableTToT(upperEndpoint));
    }

        assertTrue(
            comparator + ".compare(" + lesser + ", " + t + ")", comparator.compare(lesser, t) < 0);
      }

      assertEquals(comparator + ".compare(" + t + ", " + t + ")", 0, comparator.compare(t, t));

      for (int j = i + 1; j < valuesInExpectedOrder.size(); j++) {
        T greater = valuesInExpectedOrder.get(j);
        assertTrue(
            comparator + ".compare(" + greater + ", " + t + ")",

        assertEquals(
            ORDERING.compare(i, 3) < 0 || (ORDERING.compare(i, 3) == 0 && lBoundType == CLOSED),
            range.contains(i));
        assertEquals(
            ORDERING.compare(i, 3) > 0 || (ORDERING.compare(i, 3) == 0 && lBoundType == OPEN),
            range.tooHigh(i));
        assertFalse(range.tooLow(i));
      }
    }
  }

  public void testDoublyBoundedAgainstRange() {

		{cred, cred, true},
		// Empty credentials to compare.
		{cred, Credentials{}, false},
		// Empty credentials.
		{Credentials{}, cred, false},
		// Two different credentialss
		{cred, cred2, false},
		// Access key is different in credentials to compare.
		{cred, Credentials{AccessKey: "myuser", SecretKey: cred.SecretKey}, false},
		// Secret key is different in credentials to compare.