/**
  * clear routing cache
  * @param Request $request
  * @return RedirectResponse
  */
 public function routingAction(Request $request)
 {
     $this->cacheManager->clearAnnotations();
     return $this->flashResponse($request, 'annotations', true);
 }
 /**
  * test annotation deletion
  * @covers CacheManager::clearAnnotations
  */
 public function testClearAnnotations()
 {
     $this->assertTrue(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'annotations'));
     $this->cache_manager->clearAnnotations();
     $this->assertFalse(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'annotations'));
 }