--- /dev/null
+<?php
+
+namespace Drupal\editor_test\EditorXssFilter;
+
+use Drupal\filter\FilterFormatInterface;
+use Drupal\editor\EditorXssFilterInterface;
+
+/**
+ * Defines an insecure text editor XSS filter (for testing purposes).
+ */
+class Insecure implements EditorXssFilterInterface {
+
+ /**
+ * {@inheritdoc}
+ */
+ public static function filterXss($html, FilterFormatInterface $format, FilterFormatInterface $original_format = NULL) {
+ // Don't apply any XSS filtering, just return the string we received.
+ return $html;
+ }
+
+}