Neos\Flow\Tests\FunctionalTestCase::tearDown PHP Method

    public function tearDown()
    {
        $this->tearDownSecurity();
        $persistenceManager = self::$bootstrap->getObjectManager()->get(\Neos\Flow\Persistence\PersistenceManagerInterface::class);
        // Explicitly call persistAll() so that the "allObjectsPersisted" signal is sent even if persistAll()
        // has not been called during a test. This makes sure that for example certain repositories can clear
        // their internal registry in order to avoid side effects in the following test run.
        // Wrap in try/catch to suppress errors after the actual test is run (e.g. validation)
        try {
            $persistenceManager->persistAll();
        } catch (\Exception $exception) {
        }
        if (is_callable(array($persistenceManager, 'tearDown'))) {
            $persistenceManager->tearDown();
        }
        self::$bootstrap->getObjectManager()->forgetInstance(\Neos\Flow\Http\Client\InternalRequestEngine::class);
        self::$bootstrap->getObjectManager()->forgetInstance(\Neos\Flow\Persistence\Aspect\PersistenceMagicAspect::class);
        $this->inject(self::$bootstrap->getObjectManager()->get(\Neos\Flow\ResourceManagement\ResourceRepository::class), 'addedResources', new \SplObjectStorage());
        $this->inject(self::$bootstrap->getObjectManager()->get(\Neos\Flow\ResourceManagement\ResourceRepository::class), 'removedResources', new \SplObjectStorage());
        $this->inject(self::$bootstrap->getObjectManager()->get(\Neos\Flow\ResourceManagement\ResourceTypeConverter::class), 'convertedResources', array());
        $this->cleanupPersistentResourcesDirectory();
        $this->emitFunctionalTestTearDown();
    }

 public function tearDown()
 {
     $persistenceManager = self::$bootstrap->getObjectManager()->get(PersistenceManagerInterface::class);
     if (is_callable(array($persistenceManager, 'tearDown'))) {
         $persistenceManager->tearDown();
     }
     self::$bootstrap->getObjectManager()->forgetInstance(PersistenceManagerInterface::class);
     parent::tearDown();
 }