js/src/jit-test/tests/collections/key-equality-0.js@6474c204b198
js/src/jit-test/tests/collections/key-equality-0.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 // -0 is treated as the same key as +0.
3 var s = new Set;
4 s.add(-0);
5 assertEq(s.has(0), true);
6 assertEq(s.has(-0), true);
8 assertEq(s.delete(0), true);
9 assertEq(s.has(-0), false);
10 assertEq(s.has(0), false);
12 s.add(0);
13 assertEq(s.has(0), true);
14 assertEq(s.has(-0), true);
15 assertEq(s.delete(-0), true);
16 assertEq(s.has(-0), false);
17 assertEq(s.has(0), false);
19 var m = new Map;
20 m.set(-0, 'x');
21 assertEq(m.has(0), true);
22 assertEq(m.get(0), 'x');
23 assertEq(m.has(-0), true);
24 assertEq(m.get(-0), 'x');
26 assertEq(m.delete(0), true);
27 assertEq(m.has(-0), false);
28 assertEq(m.get(-0), undefined);
29 assertEq(m.has(0), false);
30 assertEq(m.get(0), undefined);
32 m.set(-0, 'x');
33 m.set(0, 'y');
34 assertEq(m.has(0), true);
35 assertEq(m.get(0), 'y');
36 assertEq(m.has(-0), true);
37 assertEq(m.get(-0), 'y');
39 assertEq(m.delete(-0), true);
40 assertEq(m.has(0), false);
41 assertEq(m.get(0), undefined);
42 assertEq(m.has(-0), false);
43 assertEq(m.get(-0), undefined);
