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js/src/jit-test/tests/collections/Set-iterator-proxies-2.js@b8a032363ba2 (annotated)

js/src/jit-test/tests/collections/Set-iterator-proxies-2.js

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

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 + "iteration.js");
michael@0	5
michael@0	6	var g = newGlobal();
michael@0	7
michael@0	8	var iterator_fn = Set.prototype[std_iterator];
michael@0	9	assertThrowsInstanceOf(function () { iterator_fn.call({}); }, TypeError);
michael@0	10	assertThrowsInstanceOf(function () { iterator_fn.call(Map()); }, TypeError);
michael@0	11	var setw = g.eval("Set(['x', 'y'])");
michael@0	12	assertIteratorNext(iterator_fn.call(setw), "x");
michael@0	13
michael@0	14	var next_fn = Set()[std_iterator]().next;
michael@0	15	assertThrowsInstanceOf(function () { next_fn.call({}); }, TypeError);
michael@0	16	assertThrowsInstanceOf(function () { next_fn.call(Map()[std_iterator]()); }, TypeError);
michael@0	17	var iterw = setw[std_iterator]();
michael@0	18	assertIteratorResult(next_fn.call(iterw), "x", false);
michael@0	19	assertIteratorResult(next_fn.call(iterw), "y", false);
michael@0	20	assertIteratorResult(next_fn.call(iterw), undefined, true);