--TEST-- SPL: RecursiveCachingIterator::__construct(void) --CREDITS-- Sebastian Schürmann --FILE-- <?php class myRecursiveCachingIterator extends RecursiveCachingIterator {} try { $it = new myRecursiveCachingIterator(); } catch (InvalidArgumentException $e) { echo 'InvalidArgumentException thrown'; } ?> --EXPECT-- InvalidArgumentException thrown