js/src/jit-test/tests/collections/Map-iterator-add-remove.js@6474c204b198
js/src/jit-test/tests/collections/Map-iterator-add-remove.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 // Removing and re-adding entries while an iterator is live causes the iterator to visit them again.
3 var map = Map([['a', 1]]);
4 var n = 5;
5 for (let [k, v] of map) {
6 assertEq(k, 'a');
7 assertEq(v, 1);
8 if (n === 0)
9 break;
10 map.delete('a');
11 map.set('a', 1);
12 n--;
13 }
14 assertEq(n, 0);
