/**
  * Force the enable state of the cache and flush it.
  *
  * @param void
  * @return void
  */
 public function setUp()
 {
     parent::setUp();
     //TODO get rid of the extConf push/pop stuff
     $this->oldExtConfSetting = $GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['languagevisibility'];
     $GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['languagevisibility'] = serialize(array('useCache' => 1));
     tx_languagevisibility_cacheManager::enableCache();
     tx_languagevisibility_cacheManager::getInstance()->flushAllCaches();
 }
 /**
  * Use this method to unforce the cache usage.
  *
  * @return void
  */
 public static function disableCache()
 {
     self::$enableCache = false;
 }