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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
*/
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "js/PropertyAndElement.h" // JS_DefineProperty
#include "jsapi-tests/tests.h"
static bool windowProxy_defineProperty(JSContext* cx, JS::HandleObject obj,
JS::HandleId id,
JS::Handle<JS::PropertyDescriptor> desc,
JS::ObjectOpResult& result) {
if (desc.hasConfigurable() && !desc.configurable()) {
result.failCantDefineWindowNonConfigurable();
return true;
}
return NativeDefineProperty(cx, obj.as<js::NativeObject>(), id, desc, result);
}
static const js::ObjectOps windowProxy_objectOps = {
nullptr, // lookupProperty
windowProxy_defineProperty, // defineProperty
nullptr, // hasProperty
nullptr, // getProperty
nullptr, // setProperty
nullptr, // getOwnPropertyDescriptor
nullptr, // deleteProperty
nullptr, // getElements
nullptr, // funToString
};
static const JSClass windowProxy_class = {
"WindowProxy", 0, nullptr, nullptr, nullptr, &windowProxy_objectOps};
BEGIN_TEST(testWindowNonConfigurable) {
JS::RootedObject obj(cx, JS_NewObject(cx, &windowProxy_class));
CHECK(obj);
CHECK(JS_DefineProperty(cx, global, "windowProxy", obj, 0));
JS::RootedValue v(cx);
EVAL(
"Object.defineProperty(windowProxy, 'bar', {value: 1, configurable: "
"false})",
&v);
CHECK(v.isNull()); // This is the important bit!
EVAL(
"Object.defineProperty(windowProxy, 'bar', {value: 1, configurable: "
"true})",
&v);
CHECK(&v.toObject() == obj);
EVAL(
"Reflect.defineProperty(windowProxy, 'foo', {value: 1, configurable: "
"false})",
&v);
CHECK(v.isFalse());
EVAL(
"Reflect.defineProperty(windowProxy, 'foo', {value: 1, configurable: "
"true})",
&v);
CHECK(v.isTrue());
return true;
}
END_TEST(testWindowNonConfigurable)