public function testFindByUUID()
{
$refTestObj = new RefRefTestObj();
$refTestObj->id = "/functional/refRefTestObj";
$refTestObj->name = 'referrer';
$this->dm->persist($refTestObj);
$this->dm->flush();
$this->dm->clear();
$node = $this->session->getNode($refTestObj->id);
$document = $this->dm->find($this->referencedType, $node->getIdentifier());
$this->assertInstanceOf($this->referencedType, $document);
$documents = $this->dm->findMany($this->referencedType, array($node->getIdentifier()));
$this->assertInstanceOf($this->referencedType, $documents->first());
}