1 files changed, 34 insertions, 0 deletions
diff --git a/js/xpconnect/tests/chrome/test_weakref.xul b/js/xpconnect/tests/chrome/test_weakref.xul
new file mode 100644
index 000000000..3950a0e35
--- /dev/null
+++ b/js/xpconnect/tests/chrome/test_weakref.xul
@@ -0,0 +1,34 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+<!--
+https://bugzilla.mozilla.org/show_bug.cgi?id=484459
+-->
+<window title="Weakrefs"
+  xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+  <script type="application/javascript"
+          src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+
+  <!-- test results are displayed in the html:body -->
+  <body xmlns="http://www.w3.org/1999/xhtml">
+    <iframe type="content" id="ifr">
+    </iframe>
+  </body>
+
+  <!-- test code goes here -->
+  <script type="application/javascript"><![CDATA[
+    SimpleTest.waitForExplicitFinish();
+    var util = window.QueryInterface(Components.interfaces.nsIInterfaceRequestor)
+                     .getInterface(Components.interfaces.nsIDOMWindowUtils);
+    var weakUtil = Components.utils.getWeakReference(util);
+    util = null;
+
+    function callback() {
+      ok(weakUtil.get(), "Should still be alive here");
+      SimpleTest.finish();
+    }
+
+    SpecialPowers.exactGC(callback);
+  ]]></script>
+</window>