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js/src/tests/ecma_5/Array/unshift-01.js@6474c204b198 (annotated)

js/src/tests/ecma_5/Array/unshift-01.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	//-----------------------------------------------------------------------------
michael@0	7	var BUGNUMBER = 614070;
michael@0	8	var summary = 'Array.prototype.unshift without args';
michael@0	9
michael@0	10	print(BUGNUMBER + ": " + summary);
michael@0	11
michael@0	12	/**************
michael@0	13	* BEGIN TEST *
michael@0	14	**************/
michael@0	15
michael@0	16	var a = {};
michael@0	17	a.length = 4294967296;
michael@0	18	assertEq([].unshift.call(a), 0);
michael@0	19	assertEq(a.length, 0);
michael@0	20
michael@0	21	function testGetSet(len, expected) {
michael@0	22	var newlen;
michael@0	23	var a = { get length() { return len; }, set length(v) { newlen = v; } };
michael@0	24	var res = [].unshift.call(a);
michael@0	25	assertEq(res, expected);
michael@0	26	assertEq(newlen, expected);
michael@0	27	}
michael@0	28
michael@0	29	testGetSet(0, 0);
michael@0	30	testGetSet(10, 10);
michael@0	31	testGetSet("1", 1);
michael@0	32	testGetSet(null, 0);
michael@0	33	testGetSet(4294967297, 1);
michael@0	34	testGetSet(-5, 4294967291);
michael@0	35
michael@0	36	/******************************************************************************/
michael@0	37
michael@0	38	if (typeof reportCompare === "function")
michael@0	39	reportCompare(true, true);
michael@0	40
michael@0	41	print("All tests passed!");