public function shouldRewindIterator()
{
$ait = new ArrayIterator(array('a', 'b', 'c', 'd'));
$ait->next();
$ait->next();
$batchIterator = new BatchingIterator($ait, 2);
//when
$batchIterator->rewind();
//then
$this->assertEquals(array(array('a', 'b'), array('c', 'd')), iterator_to_array($batchIterator));
}