mageekguy\atoum\php\tokenizer\iterator::key PHP Метод

    public function key()
    {
        return $this->key < 0 || $this->key >= $this->size ? null : $this->key;
    }

 public function testFindTag()
 {
     $iterator = new tokenizer\iterator();
     $this->assert->variable($iterator->key())->isNull()->variable($iterator->findTag(uniqid()))->isNull()->variable($iterator->key())->isNull();
     $iterator->append(new tokenizer\token($token = uniqid()));
     $this->assert->integer($iterator->key())->isZero()->variable($iterator->findTag(uniqid()))->isNull()->variable($iterator->key())->isNull()->integer($iterator->findTag($token))->isZero()->integer($iterator->key())->isZero();
 }