1 files changed, 31 insertions, 0 deletions
diff --git a/modules/simpletest/tests/system_test.module b/modules/simpletest/tests/system_test.module
index fbe81fa75..9516c9183 100644
--- a/modules/simpletest/tests/system_test.module
+++ b/modules/simpletest/tests/system_test.module
@@ -28,6 +28,13 @@ function system_test_menu() {
     'access arguments' => array('access content'),
     'type' => MENU_CALLBACK,
   );
+  $items['system-test/multiple-redirects/%'] = array(
+    'title' => 'Redirect',
+    'page callback' => 'system_test_multiple_redirects',
+    'page arguments' => array(2),
+    'access arguments' => array('access content'),
+    'type' => MENU_CALLBACK,
+  );
   $items['system-test/set-header'] = array(
     'page callback' => 'system_test_set_header',
     'access arguments' => array('access content'),
@@ -122,6 +129,30 @@ function system_test_redirect($code) {
   return '';
 }
 
+/**
+ * Menu callback; sends a redirect header to itself until $count argument is 0.
+ *
+ * Emulates the variable number of redirects (given by initial $count argument)
+ * to the final destination URL by continuous sending of 301 HTTP redirect
+ * headers to itself together with decrementing the $count parameter until the
+ * $count parameter reaches 0. After that it returns an empty string to render
+ * the final destination page.
+ *
+ * @param $count
+ *   The count of redirects left until the final destination page.
+ *
+ * @returns
+ *   The location redirect if the $count > 0, otherwise an empty string.
+ */
+function system_test_multiple_redirects($count) {
+  $count = (int) $count;
+  if ($count > 0) {
+    header("location: " . url('system-test/multiple-redirects/' . --$count, array('absolute' => TRUE)), TRUE, 301);
+    exit;
+  }
+  return '';
+}
+
 function system_test_set_header() {
   drupal_add_http_header($_GET['name'], $_GET['value']);
   return t('The following header was set: %name: %value', array('%name' => $_GET['name'], '%value' => $_GET['value']));