js/src/tests/ecma_6/Set/NaN-as-key.js@6474c204b198 (annotated)
js/src/tests/ecma_6/Set/NaN-as-key.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 | /* |
| michael@0 | 2 | * Any copyright is dedicated to the Public Domain. |
| michael@0 | 3 | * http://creativecommons.org/licenses/publicdomain/ |
| michael@0 | 4 | */ |
| michael@0 | 5 | |
| michael@0 | 6 | //----------------------------------------------------------------------------- |
| michael@0 | 7 | var BUGNUMBER = 722260; |
| michael@0 | 8 | var summary = 'All NaNs must be treated as identical keys for Set'; |
| michael@0 | 9 | |
| michael@0 | 10 | print(BUGNUMBER + ": " + summary); |
| michael@0 | 11 | |
| michael@0 | 12 | /************** |
| michael@0 | 13 | * BEGIN TEST * |
| michael@0 | 14 | **************/ |
| michael@0 | 15 | |
| michael@0 | 16 | /* Avoid constant-folding that would happen were |undefined| to be used. */ |
| michael@0 | 17 | var key = -/a/g.missingProperty; |
| michael@0 | 18 | |
| michael@0 | 19 | var s = new Set(); |
| michael@0 | 20 | s.add(key, 17); |
| michael@0 | 21 | assertEq(s.has(key), true); |
| michael@0 | 22 | assertEq(s.has(-key), true); |
| michael@0 | 23 | assertEq(s.has(NaN), true); |
| michael@0 | 24 | |
| michael@0 | 25 | s.delete(-key); |
| michael@0 | 26 | assertEq(s.has(key), false); |
| michael@0 | 27 | assertEq(s.has(-key), false); |
| michael@0 | 28 | assertEq(s.has(NaN), false); |
| michael@0 | 29 | |
| michael@0 | 30 | s.add(-key, 17); |
| michael@0 | 31 | assertEq(s.has(key), true); |
| michael@0 | 32 | assertEq(s.has(-key), true); |
| michael@0 | 33 | assertEq(s.has(NaN), true); |
| michael@0 | 34 | |
| michael@0 | 35 | s.delete(NaN); |
| michael@0 | 36 | assertEq(s.has(key), false); |
| michael@0 | 37 | assertEq(s.has(-key), false); |
| michael@0 | 38 | assertEq(s.has(NaN), false); |
| michael@0 | 39 | |
| michael@0 | 40 | s.add(NaN, 17); |
| michael@0 | 41 | assertEq(s.has(key), true); |
| michael@0 | 42 | assertEq(s.has(-key), true); |
| michael@0 | 43 | assertEq(s.has(NaN), true); |
| michael@0 | 44 | |
| michael@0 | 45 | s.delete(key); |
| michael@0 | 46 | assertEq(s.has(key), false); |
| michael@0 | 47 | assertEq(s.has(-key), false); |
| michael@0 | 48 | assertEq(s.has(NaN), false); |
| michael@0 | 49 | |
| michael@0 | 50 | |
| michael@0 | 51 | /******************************************************************************/ |
| michael@0 | 52 | |
| michael@0 | 53 | if (typeof reportCompare === "function") |
| michael@0 | 54 | reportCompare(true, true); |
| michael@0 | 55 | |
| michael@0 | 56 | print("Tests complete"); |
