js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyNames7.js

Wed, 31 Dec 2014 06:09:35 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Wed, 31 Dec 2014 06:09:35 +0100
changeset 0
6474c204b198
permissions
-rw-r--r--

Cloned upstream origin tor-browser at tor-browser-31.3.0esr-4.5-1-build1
revision ID fc1c9ff7c1b2defdbc039f12214767608f46423f for hacking purpose.

     1 load(libdir + "asserts.js");
     3 /*
     4  * Throw a TypeError if the trap skips an existing own property on a
     5  * non-extensible object
     6  */
     7 var target = {};
     8 Object.defineProperty(target, 'foo', {
     9     configurable: true
    10 });
    11 Object.preventExtensions(target);
    12 assertThrowsInstanceOf(function () {
    13     Object.getOwnPropertyNames(new Proxy(target, {
    14         getOwnPropertyNames: function (target) {
    15             return [];
    16         }
    17     }));
    18 }, TypeError);

mercurial