public function setUp()
{
parent::setUp();
$this->list = ['value', 'wrong', 'value'];
$this->listIterator = new ArrayIterator($this->list);
$this->hash = ['k1' => 'value', 'k2' => 'wrong', 'k3' => 'value'];
$this->hashIterator = new ArrayIterator($this->hash);
}