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function run_test() {
// Make a content sandbox with an Xrayable object.
// NB: We use an nsEP here so that we can have access to Components, but still
// have Xray behavior from this scope.
var contentSB = new Cu.Sandbox(['http://www.google.com'],
{ wantGlobalProperties: ["XMLHttpRequest"] });
// Make an XHR in the content sandbox.
Cu.evalInSandbox('xhr = new XMLHttpRequest();', contentSB);
// Make sure that waivers can be set as Xray expandos.
var xhr = contentSB.xhr;
Assert.ok(Cu.isXrayWrapper(xhr));
xhr.unwaivedExpando = xhr;
Assert.ok(Cu.isXrayWrapper(xhr.unwaivedExpando));
var waived = xhr.wrappedJSObject;
Assert.ok(!Cu.isXrayWrapper(waived));
xhr.waivedExpando = waived;
Assert.ok(!Cu.isXrayWrapper(xhr.waivedExpando));
// Try the same thing for getters/setters, even though that's kind of
// contrived.
Cu.evalInSandbox('function f() {}', contentSB);
var f = contentSB.f;
var fWaiver = Cu.waiveXrays(f);
Assert.ok(f != fWaiver);
Assert.ok(Cu.unwaiveXrays(fWaiver) === f);
Object.defineProperty(xhr, 'waivedAccessors', {get: fWaiver, set: fWaiver});
var desc = Object.getOwnPropertyDescriptor(xhr, 'waivedAccessors');
Assert.ok(desc.get === fWaiver);
Assert.ok(desc.set === fWaiver);
}
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