Iterator<String> iterator = Collections.<String>emptyList().iterator();
    assertEquals("[]", Iterators.toString(iterator));
  }

  @SuppressWarnings("JUnitIncompatibleType") // Fails with j2kt.
  public void testLimit() {
    List<String> list = new ArrayList<>();
    assertThrows(IllegalArgumentException.class, () -> Iterators.limit(list.iterator(), -1));

    assertFalse(Iterators.limit(list.iterator(), 0).hasNext());