MDL-72032 core: Add roles to items

- Part of: MDL-69588

lib/tests/behat/behat_navigation.php

@@ -41,6 +41,20 @@ use Behat\Mink\Exception\ElementNotFoundException as ElementNotFoundException;
  */
 class behat_navigation extends behat_base {
 
+    /**
+     * Checks whether a navigation node is active within the block navigation.
+     *
+     * @Given i should see :name is active in navigation
+     *
+     * @throws ElementNotFoundException
+     * @param string      $element The name of the nav elemnent to look for.
+     * @return void
+     */
+    public function i_should_see_is_active_in_navigation($element) {
+        $this->execute("behat_general::assert_element_contains_text",
+            [$element, '.block_navigation .active_tree_node', 'css_element']);
+    }
+
     /**
      * Helper function to get a navigation nodes text element given its text from within the navigation block.
      *