assertEquals(-1, Iterators.indexOf(iterator, equalTo("bob")));
    assertFalse(iterator.hasNext());
  }

  @SuppressWarnings({"deprecation", "InlineMeInliner"}) // test of a deprecated method
  public void testUnmodifiableIteratorShortCircuit() {
    Iterator<String> mod = Lists.newArrayList("a", "b", "c").iterator();