tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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15.2.3.6-3-81.js (901B)


      1 // Copyright (c) 2012 Ecma International.  All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 
      4 /*---
      5 es5id: 15.2.3.6-3-81
      6 description: >
      7    Object.defineProperty - 'configurable' property in 'Attributes' is
      8    own accessor property that overrides an inherited data property
      9    (8.10.5 step 4.a)
     10 ---*/
     11 
     12 var obj = {};
     13 
     14 var proto = {
     15  configurable: false
     16 };
     17 
     18 var ConstructFun = function() {};
     19 ConstructFun.prototype = proto;
     20 
     21 var child = new ConstructFun();
     22 Object.defineProperty(child, "configurable", {
     23  get: function() {
     24    return true;
     25  }
     26 });
     27 
     28 Object.defineProperty(obj, "property", child);
     29 
     30 var beforeDeleted = obj.hasOwnProperty("property");
     31 
     32 delete obj.property;
     33 
     34 var afterDeleted = obj.hasOwnProperty("property");
     35 
     36 assert.sameValue(beforeDeleted, true, 'beforeDeleted');
     37 assert.sameValue(afterDeleted, false, 'afterDeleted');
     38 
     39 reportCompare(0, 0);