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js/src/tests/ecma_5/extensions/array-inherited-__proto__.js@6474c204b198 (annotated)

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.

michael@0	1	/*
michael@0	2	* Any copyright is dedicated to the Public Domain.
michael@0	3	* http://creativecommons.org/licenses/publicdomain/
michael@0	4	*/
michael@0	5
michael@0	6	var gTestfile = 'array-inherited-__proto__.js';
michael@0	7	var BUGNUMBER = 769041;
michael@0	8	var summary =
michael@0	9	"The [[Prototype]] of an object whose prototype chain contains an array " +
michael@0	10	"isn't that array's [[Prototype]]";
michael@0	11
michael@0	12	print(BUGNUMBER + ": " + summary);
michael@0	13
michael@0	14	/**************
michael@0	15	* BEGIN TEST *
michael@0	16	**************/
michael@0	17
michael@0	18	var arr = [];
michael@0	19	assertEq(Array.isArray(arr), true);
michael@0	20	var objWithArrPrototype = Object.create(arr);
michael@0	21	assertEq(!Array.isArray(objWithArrPrototype), true);
michael@0	22	assertEq(objWithArrPrototype.__proto__, arr);
michael@0	23	var objWithArrGrandPrototype = Object.create(objWithArrPrototype);
michael@0	24	assertEq(!Array.isArray(objWithArrGrandPrototype), true);
michael@0	25	assertEq(objWithArrGrandPrototype.__proto__, objWithArrPrototype);
michael@0	26
michael@0	27	/******************************************************************************/
michael@0	28
michael@0	29	if (typeof reportCompare === "function")
michael@0	30	reportCompare(true, true);
michael@0	31
michael@0	32	print("Tests complete");