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js/src/jit-test/tests/collections/Map-iterator-proxies-2.js@6474c204b198 (annotated)

js/src/jit-test/tests/collections/Map-iterator-proxies-2.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	// map.iterator() and iter.next() are non-generic but work on cross-compartment wrappers.
michael@0	2
michael@0	3	load(libdir + "asserts.js");
michael@0	4	load(libdir + "eqArrayHelper.js");
michael@0	5	load(libdir + "iteration.js");
michael@0	6
michael@0	7	var g = newGlobal();
michael@0	8
michael@0	9	var iterator_fn = Map.prototype[std_iterator];
michael@0	10	assertThrowsInstanceOf(function () { iterator_fn.call({}); }, TypeError);
michael@0	11	assertThrowsInstanceOf(function () { iterator_fn.call(Set()); }, TypeError);
michael@0	12	var mapw = g.eval("Map([['x', 1], ['y', 2]])");
michael@0	13	assertEqArray(iterator_fn.call(mapw).next().value, ["x", 1]);
michael@0	14
michael@0	15	var next_fn = Map()[std_iterator]().next;
michael@0	16	assertThrowsInstanceOf(function () { next_fn.call({}); }, TypeError);
michael@0	17	assertThrowsInstanceOf(function () { next_fn.call(Set()[std_iterator]()); }, TypeError);
michael@0	18	var iterw = mapw[std_iterator]();
michael@0	19	assertEqArray(next_fn.call(iterw).value, ["x", 1]);
michael@0	20	assertEqArray(next_fn.call(iterw).value, ["y", 2]);
michael@0	21	assertEq(next_fn.call(iterw).done, true);