diff --git a/test/mjsunit/test-fs-write.js b/test/mjsunit/test-fs-write.js
new file mode 100644
index 0000000000..38a72de168
--- /dev/null
+++ b/test/mjsunit/test-fs-write.js
@@ -0,0 +1,23 @@
+include("mjsunit.js");
+
+var dirname = node.path.dirname(__filename);
+var fixtures = node.path.join(dirname, "fixtures");
+var path = node.path.join(fixtures, "write.txt");
+var expected = "hello";
+var found;
+
+node.fs.open(path, node.O_WRONLY | node.O_TRUNC | node.O_CREAT, 0644).addCallback(function (file) {
+  node.fs.write(file, expected, 0, "utf8").addCallback(function() {
+    node.fs.close(file).addCallback(function() {
+      node.fs.cat(path, node.UTF8).addCallback(function(contents) {
+        found = contents;
+        node.fs.unlink(path).wait();
+      });
+    });
+  });
+});
+
+process.addListener("exit", function () {
+  assertEquals(expected, found);
+});
+