michael@0: const Cu = Components.utils;
michael@0: function run_test() {
michael@0:   var sb = new Cu.Sandbox('http://www.example.com');
michael@0: 
michael@0:   sb.obj = { priv: 42, __exposedProps__ : {} };
michael@0:   Object.defineProperty(sb.obj, 'readable', { get: function() { return this.priv; }, set: function(x) { this.priv = x; }} );
michael@0:   sb.obj.__exposedProps__.readable = 'r';
michael@0:   do_check_eq(Cu.evalInSandbox('Object.getOwnPropertyDescriptor(obj, "readable").get.call(obj)', sb), 42);
michael@0:   sb.obj.readable = 32;
michael@0:   do_check_eq(Cu.evalInSandbox('Object.getOwnPropertyDescriptor(obj, "readable").get.call(obj);', sb), 32);
michael@0:   do_check_eq(Cu.evalInSandbox('Object.__lookupGetter__.call(obj, "readable").call(obj);', sb), 32);
michael@0:   Object.getOwnPropertyDescriptor(sb.obj, "readable").set.call(sb.obj, 22);
michael@0:   do_check_eq(sb.obj.readable, 22);
michael@0:   Object.__lookupSetter__.call(sb.obj, "readable").call(sb.obj, 21);
michael@0:   do_check_eq(sb.obj.readable, 21);
michael@0:   checkThrows(sb, 'obj.readable = 11;');
michael@0:   do_check_eq(Cu.evalInSandbox('Object.getOwnPropertyDescriptor(obj, "readable").set', sb), null);
michael@0:   do_check_eq(Cu.evalInSandbox('Object.__lookupSetter__.call(obj, "readable")', sb), null);
michael@0:   do_check_eq(sb.obj.readable, 21);
michael@0: }
michael@0: 
michael@0: function checkThrows(sb, expression) {
michael@0:   var result = Cu.evalInSandbox('(function() { try { ' + expression + ' return "success"; } catch (e) { return e.toString(); } })();', sb);
michael@0:   dump("Result: " + result);
michael@0:   do_check_true(!!/denied/.exec(result));
michael@0: }