diff --git a/core/includes/bootstrap.inc b/core/includes/bootstrap.inc
index 1184e7b..ca7f6e7 100644
--- a/core/includes/bootstrap.inc
+++ b/core/includes/bootstrap.inc
@@ -2987,7 +2987,7 @@ function _current_path($path = NULL) {
 }
 
 /**
- * Return the current URL path of the page being viewed.
+ * Returns the current URL path of the page being viewed.
  *
  * Examples:
  * - http://example.com/node/306 returns "node/306".
@@ -2998,13 +2998,13 @@ function _current_path($path = NULL) {
  *
  * @return
  *   The current Drupal URL path.
- *
- * @see request_path()
  */
 function current_path() {
   if (drupal_container()->isScopeActive('request')) {
     return drupal_container()->get('request')->attributes->get('system_path');
   }
+  // This function can be called outside of the scope of a request, e.g. from
+  // run-tests.sh, so fall back to _current_path().
   return _current_path();
 }