From 51ea62c143db18e81b77b7b98cc2f12d4f313a34 Mon Sep 17 00:00:00 2001
From: John McCutchan <john@johnmccutchan.com>
Date: Fri, 24 Mar 2017 12:32:45 -0700
Subject: [PATCH] Attempt to fix devfs test (#9007)

---
 packages/flutter_tools/test/devfs_test.dart | 1 +
 1 file changed, 1 insertion(+)

diff --git a/packages/flutter_tools/test/devfs_test.dart b/packages/flutter_tools/test/devfs_test.dart
index f52b5dde02e..0f851a30b3c 100644
--- a/packages/flutter_tools/test/devfs_test.dart
+++ b/packages/flutter_tools/test/devfs_test.dart
@@ -108,6 +108,7 @@ void main() {
       expect(bytes, 7);
     });
     testUsingContext('modify existing file on local file system', () async {
+      await devFS.update();
       final File file = fs.file(fs.path.join(basePath, filePath));
       // Set the last modified time to 5 seconds in the past.
       updateFileModificationTime(file.path, new DateTime.now(), -5);