michael@0: function run_test() {
michael@0:   var Cu = Components.utils;
michael@0:   var sb1 = Cu.Sandbox('http://example.com');
michael@0:   var sb2 = Cu.Sandbox('http://example.org');
michael@0:   var chromeObj = {foo: 2};
michael@0:   var sb1obj = Cu.evalInSandbox('new Object()', sb1);
michael@0:   chromeObj.__proto__ = sb1obj;
michael@0:   sb2.wrapMe = chromeObj;
michael@0:   do_check_true(true, "Didn't crash");
michael@0:   do_check_eq(sb2.wrapMe.__proto__, sb1obj, 'proto set correctly');
michael@0: }