testDefineGetterSetterNonEnumerable.cpp

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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 "js/PropertyDescriptor.h"  // JS_GetOwnPropertyDescriptor

#include "jsapi-tests/tests.h"

static bool NativeGetterSetter(JSContext* cx, unsigned argc, JS::Value* vp) {

  return true;

BEGIN_TEST(testDefineGetterSetterNonEnumerable) {

  static const char PROPERTY_NAME[] = "foo";

  JS::RootedValue vobj(cx);

  JS::RootedObject obj(cx, JS_NewPlainObject(cx));

  CHECK(obj);

  vobj.setObject(*obj);

  JSFunction* funGet = JS_NewFunction(cx, NativeGetterSetter, 0, 0, "get");

  CHECK(funGet);

  JS::RootedObject funGetObj(cx, JS_GetFunctionObject(funGet));

  JS::RootedValue vget(cx, JS::ObjectValue(*funGetObj));

  JSFunction* funSet = JS_NewFunction(cx, NativeGetterSetter, 1, 0, "set");

  CHECK(funSet);

  JS::RootedObject funSetObj(cx, JS_GetFunctionObject(funSet));

  JS::RootedValue vset(cx, JS::ObjectValue(*funSetObj));

  JS::RootedObject vObject(cx, vobj.toObjectOrNull());

  CHECK(JS_DefineProperty(cx, vObject, PROPERTY_NAME, funGetObj, funSetObj,

                          JSPROP_ENUMERATE));

  CHECK(JS_DefineProperty(cx, vObject, PROPERTY_NAME, funGetObj, funSetObj,

                          JSPROP_PERMANENT));

  JS::Rooted<mozilla::Maybe<JS::PropertyDescriptor>> desc(cx);

  CHECK(JS_GetOwnPropertyDescriptor(cx, vObject, PROPERTY_NAME, &desc));

  CHECK(desc.isSome());

  CHECK(desc->hasGetter());

  CHECK(desc->hasSetter());

  CHECK(!desc->configurable());

  CHECK(!desc->enumerable());

  return true;

END_TEST(testDefineGetterSetterNonEnumerable)