function setUp()
{
if (!self::$root) {
$aragorn = new Entity\Person();
$aragorn->setFirstName('Viggo');
$aragorn->setLastName('Mortensen');
$legolas = new Entity\Person();
$legolas->setFirstName('Orlando');
$legolas->setLastName('Bloom');
$legolas->addFriend($aragorn);
$root = new Entity\Movie();
$root->setTitle('Return of the king');
$root->addActor($aragorn);
$root->addActor($legolas);
self::$root = $root;
self::$aragorn = $aragorn;
self::$legolas = $legolas;
$em = $this->getEntityManager();
$em->persist($root);
$em->flush();
}
}
function testSelfReferencingNodes()
{
$em = $this->getEntityManager();
$a = new Entity\Person();
$b = new Entity\Person();
$a->addFriend($b);
$b->addFriend($a);
$em->persist($a);
$em->flush();
$loaded = $em->find(get_class($a), $a->getId());
$this->assertCount(1, $loaded->getFriends());
}
