/**
  * clear doctrine cache
  * @param Request $request
  * @return RedirectResponse
  */
 public function doctrineAction(Request $request)
 {
     $this->cacheManager->clearDoctrine();
     return $this->flashResponse($request, 'doctrine', true);
 }
 /**
  * test doctrine deletion
  * @covers CacheManager::clearDoctrine
  */
 public function testClearDoctrine()
 {
     $this->assertTrue(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'doctrine'));
     $this->cache_manager->clearDoctrine();
     $this->assertFalse(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'doctrine'));
 }