// 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: [testIntl.js, 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);