diff --git a/typings/xss-other-tests.ts b/typings/xss-other-tests.ts
new file mode 100644
index 0000000..f872d6d
--- /dev/null
+++ b/typings/xss-other-tests.ts
@@ -0,0 +1,11 @@
+/**
+ * xss typings test
+ *
+ * @author Zongmin Lei<leizongmin@gmail.com>
+ */
+
+interface ICustomWhiteList extends XSS.IWhiteList {
+  view?: string[];
+}
+
+const options: XSS.IFilterXSSOptions = {};