/**
* @param $subject
* @return bool
*/
public function isExists($subject)
{
return $this->favoriteManager->isFavorite($subject, $this->loader);
}
/**
* {@inheritdoc}
*/
public function getTests()
{
return [new \Twig_SimpleTest('favorite', function ($value) {
return $this->manager->isFavorite($value);
})];
}