public function testLifecycleCallbacks()
{
$category = new Category();
$category->setName('Default category')->setSlug('default')->setEnabled(true);
$child = clone $category;
$child->setSlug('child');
$category->addChild($child);
$child->setParent($category);
$kernel = static::getKernel();
/** @var EntityManager $em */
$em = $kernel->getContainer()->get('doctrine')->getManager();
$em->persist($category);
$em->persist($child);
$em->flush();
$this->assertEquals(array($child), $category->getChildren()->toArray());
/** @var Category $category */
$category = $em->getRepository(get_class($category))->findOneBy(array('id' => $category->getId()));
$this->assertNotNull($category);
if (null !== $category) {
$em->remove($category);
$em->flush();
}
$category = $em->getRepository(get_class($category))->findOneBy(array('id' => $category->getId()));
$this->assertNull($category);
$this->assertNull($child->getParent());
}
