From ed3e49a8e65af3518c92ebd9afa5bd251ef4d2fd Mon Sep 17 00:00:00 2001
From: Titus Wormer <tituswormer@gmail.com>
Date: Fri, 31 Jul 2015 11:48:34 +0200
Subject: [PATCH] Fix instance-of check in tests for different VFile
 constructors

---
 test/index.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/test/index.js b/test/index.js
index 72d07900b..00909446f 100644
--- a/test/index.js
+++ b/test/index.js
@@ -749,8 +749,8 @@ describe('function transformer(ast, file, next?)', function () {
          * Plugin.
          */
         function assertion(ast, file) {
-            assert(ast === result);
-            assert(file instanceof VFile);
+            assert.equal(ast, result);
+            assert('hasFailed' in file);
 
             isInvoked = true;
         }