--TEST-- SPL: RecursiveTreeIterator(non-traversable) --FILE-- <?php try { new RecursiveTreeIterator(new ArrayIterator(array())); } catch (TypeError $e) { echo $e->getMessage(), "\n"; } ?> ===DONE=== --EXPECT-- RecursiveCachingIterator::__construct() expects parameter 1 to be RecursiveIterator, object given ===DONE===