js/src/tests/ecma_5/extensions/array-inherited-__proto__.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 /*
     2  * Any copyright is dedicated to the Public Domain.
     3  * http://creativecommons.org/licenses/publicdomain/
     4  */
     6 var gTestfile = 'array-inherited-__proto__.js';
     7 var BUGNUMBER = 769041;
     8 var summary =
     9   "The [[Prototype]] of an object whose prototype chain contains an array " +
    10   "isn't that array's [[Prototype]]";
    12 print(BUGNUMBER + ": " + summary);
    14 /**************
    15  * BEGIN TEST *
    16  **************/
    18 var arr = [];
    19 assertEq(Array.isArray(arr), true);
    20 var objWithArrPrototype = Object.create(arr);
    21 assertEq(!Array.isArray(objWithArrPrototype), true);
    22 assertEq(objWithArrPrototype.__proto__, arr);
    23 var objWithArrGrandPrototype = Object.create(objWithArrPrototype);
    24 assertEq(!Array.isArray(objWithArrGrandPrototype), true);
    25 assertEq(objWithArrGrandPrototype.__proto__, objWithArrPrototype);
    27 /******************************************************************************/
    29 if (typeof reportCompare === "function")
    30   reportCompare(true, true);
    32 print("Tests complete");

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