| // Copyright 2011-2012 Norbert Lindenberg. All rights reserved. |
| // Copyright 2012 Mozilla Corporation. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| es5id: 10.1.2_a |
| description: Tests that Intl.Collator can be subclassed. |
| author: Norbert Lindenberg |
| includes: [compareArray.js] |
| ---*/ |
| |
| // get a collator and have it sort an array for comparison with the subclass |
| var locales = ["tlh", "id", "en"]; |
| var a = ["A", "C", "E", "B", "D", "F"]; |
| var referenceCollator = new Intl.Collator(locales); |
| var referenceSorted = a.slice().sort(referenceCollator.compare); |
| |
| class MyCollator extends Intl.Collator { |
| constructor(locales, options) { |
| super(locales, options); |
| // could initialize MyCollator properties |
| } |
| // could add methods to MyCollator.prototype |
| } |
| |
| var collator = new MyCollator(locales); |
| a.sort(collator.compare); |
| assert.compareArray(a, referenceSorted); |
