/**
  * test template deletion
  * @covers CacheManager::clearTemplate
  */
 public function testClearTemplates()
 {
     $this->assertTrue(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'twig'));
     $this->assertTrue(file_exists($this->cacheDir . DIRECTORY_SEPARATOR . 'templates.php'));
     $this->cache_manager->clearTemplates();
     $this->assertFalse(is_dir($this->cacheDir . DIRECTORY_SEPARATOR . 'twig'));
     $this->assertFalse(file_exists($this->cacheDir . DIRECTORY_SEPARATOR . 'templates.php'));
 }
 /**
  * clear all caches
  * @param Request $request
  * @return RedirectResponse
  */
 public function allAction(Request $request)
 {
     $this->cacheManager->clearAll();
     return $this->flashResponse($request, 'all', true);
 }