gecko/js/xpconnect/tests/mochitest/file_doublewrappedcompartments.html

21 lines
896 B
HTML

<html>
<head>
<script>
// We want to put an expando on the object, but we want this object
// to be wrapped in other compartments. This means that the expando
// must implement precreate, which happens (in general) for nodes.
// So we just do a cyclic reference to the document body.
window.expando = document.documentElement;
function testme(obj) {
netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
const Ci = Components.interfaces;
const utils = window.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindowUtils);
return utils.getClassName(obj) != "Proxy" &&
typeof obj.QueryInterface == 'function';
}
</script>
</head>