From 129f747ccc478881f67a89d677e7d8661bc48db5 Mon Sep 17 00:00:00 2001
From: Ryan Cavanaugh <RyanCavanaugh@users.noreply.github.com>
Date: Tue, 29 May 2018 14:28:25 -0700
Subject: [PATCH] VFS fixes

---
 src/harness/vfs.ts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/harness/vfs.ts b/src/harness/vfs.ts
index be8b6c3fed7..ba5905b8ea6 100644
--- a/src/harness/vfs.ts
+++ b/src/harness/vfs.ts
@@ -414,12 +414,16 @@ namespace vfs {
          * NOTE: do not rename this method as it is intended to align with the same named export of the "fs" module.
          */
         public utimesSync(path: string, atime: Date, mtime: Date) {
+            if (this.isReadonly) throw createIOError("EROFS");
+            if (!isFinite(+atime) || !isFinite(+mtime)) throw createIOError("EINVAL");
+
             const entry = this._walk(this._resolve(path));
             if (!entry || !entry.node) {
                 throw createIOError("ENOENT");
             }
             entry.node.atimeMs = +atime;
             entry.node.mtimeMs = +mtime;
+            entry.node.ctimeMs = this.time();
         }
 
         /**