Helpers.testComparator(javaImpl, ordered);
    assertThat(SerializableTester.reserialize(javaImpl)).isSameInstanceAs(javaImpl);
  }

  public void testLexicographicalComparatorLongInputs() {
    Random rnd = new Random();
    for (Comparator<byte[]> comparator :
        Arrays.asList(
            UnsignedBytes.lexicographicalComparator(),