15.2.3.6-4-534.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: 15.2.3.6-4-534

description: >

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

    property ([[Get]] is a Function, [[Set]] is a Function,

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

    value

---*/

var obj = {};

var getFunc = function() {

  return 1001;

};

var verifySetFunc = "data";

var setFunc = function(value) {

  verifySetFunc = value;

};

Object.defineProperty(obj, "prop", {

  get: getFunc,

  set: setFunc,

  enumerable: true,

  configurable: true

});

var result1 = obj.prop === 1001;

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

Object.defineProperty(obj, "prop", {

  get: undefined

});

var result2 = typeof obj.prop === "undefined";

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

assert(result1, 'result1 !== true');

assert(result2, 'result2 !== true');

assert.sameValue(desc1.get, getFunc, 'desc1.get');

assert.sameValue(typeof desc2.get, "undefined", 'typeof desc2.get');

reportCompare(0, 0);