public void testFromLong() {
    for (ExpectedHashCode expected : expectedHashCodes) {
      if (expected.bytes.length == 8) {
        HashCode fromLong = HashCode.fromLong(expected.asLong);
        assertExpectedHashCode(expected, fromLong);
      }
    }
  }

  public void testFromBytes() {
    for (ExpectedHashCode expected : expectedHashCodes) {

  public void testFromLong() {
    for (ExpectedHashCode expected : expectedHashCodes) {
      if (expected.bytes.length == 8) {
        HashCode fromLong = HashCode.fromLong(expected.asLong);
        assertExpectedHashCode(expected, fromLong);
      }
    }
  }

  public void testFromBytes() {
    for (ExpectedHashCode expected : expectedHashCodes) {

   * are interpreted in little endian order.
   *
   * @since 15.0 (since 12.0 in HashCodes)
   */
  public static HashCode fromLong(long hash) {
    return new LongHashCode(hash);
  }

  private static final class LongHashCode extends HashCode implements Serializable {
    final long hash;

    LongHashCode(long hash) {

    assertThrows(IllegalArgumentException.class, () -> Hashing.consistentHash(5L, 0));
  }

  public void testConsistentHash_ofHashCode() {
    checkSameResult(HashCode.fromLong(1), 1);
    checkSameResult(HashCode.fromLong(0x9999999999999999L), 0x9999999999999999L);
    checkSameResult(HashCode.fromInt(0x99999999), 0x0000000099999999L);
  }

  public void checkSameResult(HashCode hashCode, long equivLong) {