| // 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. |
| |
| /** |
| * @description Tests that Intl.DateTimeFormat can be subclassed. |
| * @author Norbert Lindenberg |
| */ |
| |
| $INCLUDE("testIntl.js"); |
| |
| // get a date-time format and have it format an array of dates for comparison with the subclass |
| var locales = ["tlh", "id", "en"]; |
| var a = [new Date(0), Date.now(), new Date(Date.parse("1989-11-09T17:57:00Z"))]; |
| var referenceDateTimeFormat = new Intl.DateTimeFormat(locales); |
| var referenceFormatted = a.map(referenceDateTimeFormat.format); |
| |
| function MyDateTimeFormat(locales, options) { |
| Intl.DateTimeFormat.call(this, locales, options); |
| // could initialize MyDateTimeFormat properties |
| } |
| |
| MyDateTimeFormat.prototype = Object.create(Intl.DateTimeFormat.prototype); |
| MyDateTimeFormat.prototype.constructor = MyDateTimeFormat; |
| // could add methods to MyDateTimeFormat.prototype |
| |
| var format = new MyDateTimeFormat(locales); |
| var actual = a.map(format.format); |
| testArraysAreSame(referenceFormatted, actual); |
| |
