tor-browser

The Tor Browser
git clone https://git.dasho.dev/tor-browser.git
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targetdesc-not-compatible-descriptor-realm.js (1032B)

      1 // Copyright (C) 2016 the V8 project authors. All rights reserved.
      2 // This code is governed by the BSD license found in the LICENSE file.
      3 /*---
      4 esid: sec-proxy-object-internal-methods-and-internal-slots-defineownproperty-p-desc
      5 description: >
      6    Throw a TypeError exception if Desc and target property descriptor are not
      7    compatible and trap result is true (honoring the realm of the current
      8    execution context).
      9 info: |
     10    [[DefineOwnProperty]] (P, Desc)
     11 
     12    ...
     13    20. Else targetDesc is not undefined,
     14        a. If IsCompatiblePropertyDescriptor(extensibleTarget, Desc ,
     15        targetDesc) is false, throw a TypeError exception.
     16    ...
     17 features: [cross-realm, Proxy]
     18 ---*/
     19 
     20 var OProxy = $262.createRealm().global.Proxy;
     21 var target = Object.create(null);
     22 var p = new OProxy(target, {
     23  defineProperty: function() {
     24    return true;
     25  }
     26 });
     27 
     28 Object.defineProperty(target, 'prop', {
     29  value: 1
     30 });
     31 
     32 assert.throws(TypeError, function() {
     33  Object.defineProperty(p, 'prop', {
     34    value: 2
     35  });
     36 });
     37 
     38 reportCompare(0, 0);