diff --git a/test.ts b/test.ts
index 5f6c775..6cee055 100644
--- a/test.ts
+++ b/test.ts
@@ -1747,7 +1747,7 @@ var TESTS: Test[] = [
   ],
   [
     '/route\\(\\\\(\\d+\\\\)\\)',
-     null,
+    null,
     [
       '/route(\\',
       {
@@ -1766,6 +1766,26 @@ var TESTS: Test[] = [
     ],
     []
   ],
+  [
+    '/(login)?',
+    null,
+    [
+      {
+        name: 0,
+        prefix: '/',
+        delimiter: '/',
+        optional: true,
+        repeat: false,
+        partial: false,
+        pattern: 'login'
+      }
+    ],
+    [
+      ['/', ['/', undefined]],
+      ['/login', ['/login', 'login']]
+    ],
+    []
+  ],
 
   /**
    * Regexps.