js/src/jit-test/tests/collections/key-equality-NaN.js@6474c204b198 (annotated)
js/src/jit-test/tests/collections/key-equality-NaN.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 | // NaN is equal to itself for the purpose of key lookups. |
| michael@0 | 2 | |
| michael@0 | 3 | var m = new Map; |
| michael@0 | 4 | m.set(NaN, "ok"); |
| michael@0 | 5 | assertEq(m.has(NaN), true); |
| michael@0 | 6 | assertEq(m.get(NaN), "ok"); |
| michael@0 | 7 | assertEq(m.delete(NaN), true); |
| michael@0 | 8 | assertEq(m.has(NaN), false); |
| michael@0 | 9 | assertEq(m.get(NaN), undefined); |
| michael@0 | 10 | |
| michael@0 | 11 | var s = new Set; |
| michael@0 | 12 | s.add(NaN); |
| michael@0 | 13 | assertEq(s.has(NaN), true); |
| michael@0 | 14 | assertEq(s.delete(NaN), true); |
| michael@0 | 15 | assertEq(s.has(NaN), false); |
