js/src/jit-test/tests/collections/Set-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 + "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);

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