js/src/jit-test/tests/collections/Map-delete-size.js@6474c204b198
js/src/jit-test/tests/collections/Map-delete-size.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 // map.delete(k) decrements the map size iff an entry was actually removed.
3 var m = Map();
4 m.delete(3);
5 assertEq(m.size, 0);
6 m.set({}, 'ok');
7 m.set(Math, 'ok');
8 assertEq(m.size, 2);
9 m.delete({});
10 assertEq(m.size, 2);
11 m.delete(Math);
12 assertEq(m.size, 1);
13 m.delete(Math);
14 assertEq(m.size, 1);
