protected function getPropertyLabel($id)
 {
     $msgkey = $this->lookupWithIndexForId('msgkey', $id);
     if ($msgkey) {
         return $this->messageCache->get($msgkey);
     }
     return false;
 }
 public function testGetTextOnContentLanguage()
 {
     $instance = MessageCache::ByContentLanguage();
     $this->assertInternalType('string', $instance->get('exif-software'));
     MessageCache::clear();
 }