| // Copyright (C) 2015 the V8 project authors. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| /*--- |
| es6id: 23.1.3.9 |
| description: > |
| Appends new value in the map normalizing +0 and -0. |
| info: | |
| Map.prototype.set ( key , value ) |
| |
| ... |
| 6. If key is −0, let key be +0. |
| 7. Let p be the Record {[[key]]: key, [[value]]: value}. |
| 8. Append p as the last element of entries. |
| 9. Return M. |
| ... |
| ---*/ |
| |
| var map = new Map(); |
| map.set(-0, 42); |
| |
| assert.sameValue(map.get(0), 42); |
| |
| map = new Map(); |
| map.set(+0, 43); |
| assert.sameValue(map.get(0), 43); |
