15.2.3.6-4-445.js - mozsearch

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// Copyright (c) 2012 Ecma International.  All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

es5id: 15.2.3.6-4-445

description: >

    ES5 Attributes - success to update [[Set]] attribute of accessor

    property ([[Get]] is undefined, [[Set]] is undefined,

    [[Enumerable]] is false, [[Configurable]] is true) to different

    value

---*/

var obj = {};

var verifySetFunc = "data";

var setFunc = function(value) {

  verifySetFunc = value;

};

Object.defineProperty(obj, "prop", {

  get: undefined,

  set: undefined,

  enumerable: false,

  configurable: true

});

var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");

var propertyDefineCorrect = obj.hasOwnProperty("prop");

Object.defineProperty(obj, "prop", {

  set: setFunc

});

obj.prop = "overrideData";

var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");

assert.sameValue(typeof desc1.set, "undefined", 'typeof desc1.set');

assert(propertyDefineCorrect, 'propertyDefineCorrect !== true');

assert.sameValue(desc2.set, setFunc, 'desc2.set');

assert.sameValue(verifySetFunc, "overrideData", 'verifySetFunc');

reportCompare(0, 0);