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