list.add("a");
    list.add("b");
    Iterator<String> iterator = list.iterator();
    try {
      get(iterator, -1, "c");
      fail();
    } catch (IndexOutOfBoundsException expected) {
      // pass
    }
    assertTrue(iterator.hasNext());
  }

  public void testAdvance_basic() {
    List<String> list = newArrayList();
    list.add("a");
    list.add("b");