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js/src/jit-test/tests/ion/nativeElementAccesses.js@6474c204b198 (annotated)

js/src/jit-test/tests/ion/nativeElementAccesses.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	function testOverwritingSparseHole()
michael@0	3	{
michael@0	4	var x = [];
michael@0	5	for (var i = 0; i < 50; i++)
michael@0	6	x[i] = i;
michael@0	7	var hit = false;
michael@0	8	Object.defineProperty(x, 40, {set: function() { hit = true; }});
michael@0	9	for (var i = 0; i < 50; i++)
michael@0	10	x[i] = 10;
michael@0	11	assertEq(hit, true);
michael@0	12	}
michael@0	13	testOverwritingSparseHole();
michael@0	14
michael@0	15	function testReadingSparseHole()
michael@0	16	{
michael@0	17	var x = [];
michael@0	18	for (var i = 5; i < 50; i++)
michael@0	19	x[i] = i;
michael@0	20	var hit = false;
michael@0	21	Object.defineProperty(x, 40, {get: function() { hit = true; return 5.5; }});
michael@0	22	var res = 0;
michael@0	23	for (var i = 0; i < 50; i++) {
michael@0	24	res += x[i];
michael@0	25	if (i == 10)
michael@0	26	res = 0;
michael@0	27	}
michael@0	28	assertEq(res, 1135.5);
michael@0	29	assertEq(hit, true);
michael@0	30	}
michael@0	31	testReadingSparseHole();
michael@0	32
michael@0	33	function testInSparseHole()
michael@0	34	{
michael@0	35	var x = [];
michael@0	36	for (var i = 5; i < 50; i++)
michael@0	37	x[i] = i;
michael@0	38	Object.defineProperty(x, 40, {get: function() {}});
michael@0	39	var res = 0;
michael@0	40	for (var i = 0; i < 50; i++)
michael@0	41	res += (i in x) ? 1 : 0;
michael@0	42	assertEq(res, 45);
michael@0	43	}
michael@0	44	testInSparseHole();