Iterator<String> iterator = Lists.newArrayList("manny", "mo", "jack").iterator();
    assertEquals(1, Iterators.indexOf(iterator, equalTo("mo")));
    assertEquals("jack", iterator.next());
    assertFalse(iterator.hasNext());
  }

  public void testIndexOf_consumedDataWithDuplicates() {
    Iterator<String> iterator = Lists.newArrayList("manny", "mo", "mo", "jack").iterator();

    Iterator<String> iterator = Lists.newArrayList("manny", "mo", "jack").iterator();
    assertEquals(1, Iterators.indexOf(iterator, equalTo("mo")));
    assertEquals("jack", iterator.next());
    assertFalse(iterator.hasNext());
  }

  public void testIndexOf_consumedDataWithDuplicates() {
    Iterator<String> iterator = Lists.newArrayList("manny", "mo", "mo", "jack").iterator();

w,srab,??a&g?n!.&reh.togrof,sih.togrof,???em?irp?orhc?w??n!goloc?i&lno!.&egats-oree,oree,ysrab,??w??o!.&derno:.gnigats,,ecivres,knilemoh,?hp?latipac?ts&der?e&gdirb?rif???z!.&66duolc,amil,sh,tikcats,???ruoblem??om?p!.&bog?gro?lim?mo&c?n??t&en?opsgolb,?ude??irg?yks??r!.&mo&c?n??nac,ossa?topsgolb,?a&c!htlaeh??pmoc?wtfos??bc?eh?if?ots!.&e&rawpohs,saberots,?y&flles,srab,???taeht?u&ces?sni?t&inruf?necca??za???s!.&a!disnim321,?b!ibnal?rofmok??c!a??d!b?n&arb?ubroflanummok???e?f!noc,?g!ro??h!f??i!trap??k...

w,srab,??a&g?n!.&reh.togrof,sih.togrof,???em?irp?orhc?w??n!goloc?i&lno!.&egats-oree,oree,ysrab,??w??o!.&derno:.gnigats,,ecivres,knilemoh,?hp?latipac?ts&der?e&gdirb?rif???z!.&66duolc,amil,sh,tikcats,???ruoblem??om?p!.&bog?gro?lim?mo&c?n??t&en?opsgolb,?ude??irg?yks??r!.&mo&c?n??nac,ossa?topsgolb,?a&c!htlaeh??pmoc?wtfos??bc?eh?if?ots!.&e&rawpohs,saberots,?y&flles,srab,???taeht?u&ces?sni?t&inruf?necca??za???s!.&a!disnim321,?b!ibnal?rofmok??c!a??d!b?n&arb?ubroflanummok???e?f!noc,?g!ro??h!f??i!trap??k...