gecko/js/xpconnect/tests/unit/test_bug868675.js

26 lines
1018 B
JavaScript

const Cu = Components.utils;
function run_test() {
// Make sure we don't throw for primitive values.
var result = "threw";
try { result = XPCNativeWrapper.unwrap(2); } catch (e) {}
do_check_eq(result, 2);
result = "threw";
try { result = XPCNativeWrapper(2); } catch (e) {}
do_check_eq(result, 2);
// Make sure that we can waive on a non-Xrayable object, and that we preserve
// transitive waiving behavior.
var sb = new Cu.Sandbox('http://www.example.com', { wantGlobalProperties: ["XMLHttpRequest"] });
Cu.evalInSandbox('this.xhr = new XMLHttpRequest();', sb);
Cu.evalInSandbox('this.jsobj = {mynative: xhr};', sb);
do_check_true(!Cu.isXrayWrapper(XPCNativeWrapper.unwrap(sb.xhr)));
do_check_true(Cu.isXrayWrapper(sb.jsobj.mynative));
do_check_true(!Cu.isXrayWrapper(XPCNativeWrapper.unwrap(sb.jsobj).mynative));
// Test the new Cu API.
var waived = Cu.waiveXrays(sb.xhr);
do_check_true(!Cu.isXrayWrapper(waived));
do_check_true(Cu.isXrayWrapper(Cu.unwaiveXrays(waived)));
}