js/src/jit-test/tests/collections/iterator-proto-1.js@6474c204b198
js/src/jit-test/tests/collections/iterator-proto-1.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.
1 // All iterators of the same collection type share their immediate prototype.
2 // Those prototype objects in turn inherit directly from Iterator.prototype.
4 load(libdir + "iteration.js");
6 function test(obj0, obj1) {
7 var iter0 = obj0[std_iterator](), iter1 = obj1[std_iterator]();
8 var proto = Object.getPrototypeOf(iter0);
9 assertEq(Object.getPrototypeOf(iter1), proto);
10 assertEq(Object.getPrototypeOf(proto), Iterator.prototype);
11 }
13 test([], [1]);
14 test(Map(), Map([[1, 1]]));
15 test(Set(), Set([1]));
