}

  private static void assertExpectedHashCode(ExpectedHashCode expectedHashCode, HashCode hash) {
    assertTrue(Arrays.equals(expectedHashCode.bytes, hash.asBytes()));
    byte[] bb = new byte[hash.bits() / 8];
    hash.writeBytesTo(bb, 0, bb.length);
    assertTrue(Arrays.equals(expectedHashCode.bytes, bb));
    assertEquals(expectedHashCode.asInt, hash.asInt());
    if (expectedHashCode.asLong == null) {
      try {