gecko/js/xpconnect/tests/unit/test_components.js
Bobby Holley c351c18d32 Bug 805807 - Make Components wrapper throw on denial. r=mrbkap
There's really no reason to use the wishy-washy static COW Deny() here.

Also, note that the xpcshell-test wasn't testing what it thought it
was - interfaces is accessible from content code.
2012-11-02 21:47:49 -03:00

46 lines
1.4 KiB
JavaScript

const Cu = Components.utils;
function run_test() {
var sb1 = Cu.Sandbox("http://www.blah.com");
var sb2 = Cu.Sandbox("http://www.blah.com");
var sb3 = Cu.Sandbox(this);
var sb4 = Cu.Sandbox("http://www.other.com");
var rv;
// Components is normally hidden from content on the XBL scope chain, but we
// expose it to content here to make sure that the security wrappers work
// regardless.
[sb1, sb2, sb4].forEach(function(x) { x.Components = Cu.getComponentsForScope(x); });
// non-chrome accessing chrome Components
sb1.C = Components;
checkThrows("C.utils", sb1);
checkThrows("C.classes", sb1);
// non-chrome accessing own Components
checkThrows("Components.utils", sb1);
checkThrows("Components.classes", sb1);
// non-chrome same origin
var C2 = Cu.evalInSandbox("Components", sb2);
do_check_neq(rv, C2.utils);
sb1.C2 = C2;
checkThrows("C2.utils", sb1);
checkThrows("C2.classes", sb1);
// chrome accessing chrome
sb3.C = Components;
rv = Cu.evalInSandbox("C.utils", sb3);
do_check_eq(rv, Cu);
// non-chrome cross origin
sb4.C2 = C2;
checkThrows("C2.utils", sb1);
checkThrows("C2.classes", sb1);
}
function checkThrows(expression, sb) {
var result = Cu.evalInSandbox('(function() { try { ' + expression + '; return "allowed"; } catch (e) { return e.toString(); }})();', sb);
do_check_true(!!/denied/.exec(result));
}