tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
Log | Files | Refs | README | LICENSE

15.2.3.6-3-82.js (975B)


      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: 15.2.3.6-3-82
      6 description: >
      7    Object.defineProperty - 'configurable' property in 'Attributes' is
      8    own accessor property that overrides an inherited accessor
      9    property (8.10.5 step 4.a)
     10 ---*/
     11 
     12 var obj = {};
     13 
     14 var proto = {};
     15 Object.defineProperty(proto, "configurable", {
     16  get: function() {
     17    return false;
     18  }
     19 });
     20 
     21 var ConstructFun = function() {};
     22 ConstructFun.prototype = proto;
     23 
     24 var child = new ConstructFun();
     25 Object.defineProperty(child, "configurable", {
     26  get: function() {
     27    return true;
     28  }
     29 });
     30 
     31 Object.defineProperty(obj, "property", child);
     32 
     33 var beforeDeleted = obj.hasOwnProperty("property");
     34 
     35 delete obj.property;
     36 
     37 var afterDeleted = obj.hasOwnProperty("property");
     38 
     39 assert.sameValue(beforeDeleted, true, 'beforeDeleted');
     40 assert.sameValue(afterDeleted, false, 'afterDeleted');
     41 
     42 reportCompare(0, 0);