public function testSlice()
{
list($start, $limit) = array(0, 25);
$collection = $this->getMockCollection();
$collection->expects($this->once())->method('slice')->with($start, $limit)->will($this->returnValue(true));
$dm = $this->getMockDocumentManager();
$uow = $this->getMockUnitOfWork();
$pCollection = new PersistentCollection($collection, $dm, $uow, '$');
$pCollection->slice($start, $limit);
}