/** * * get the meta keys for a post type, they could be stored in a cache. * * @param $post_type default is 'post' */ function nprstory_get_post_meta_keys($post_type = 'post') { //$cache = get_transient('ds_npr_' . $post_type .'_meta_keys'); if (!empty($cache)) { $meta_keys = $cache; } else { $meta_keys = nprstory_push_meta_keys($post_type); } return $meta_keys; }
function test_nprstory_push_meta_keys() { # Should be empty since our test database contains nothing $meta_keys = nprstory_push_meta_keys(); $this->assertTrue(empty($meta_keys)); }