basic.js - mozsearch

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// Copyright 2012 Google Inc.  All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

es5id: 12.2.2_a

description: >

    Tests that Intl.DateTimeFormat has a supportedLocalesOf  property,

    and it works as planned.

author: Roozbeh Pournader

---*/

var defaultLocale = new Intl.DateTimeFormat().resolvedOptions().locale;

var notSupported = 'zxx'; // "no linguistic content"

var requestedLocales = [defaultLocale, notSupported];

var supportedLocales;

assert(Intl.DateTimeFormat.hasOwnProperty('supportedLocalesOf'), "Intl.DateTimeFormat doesn't have a supportedLocalesOf property.");

supportedLocales = Intl.DateTimeFormat.supportedLocalesOf(requestedLocales);

assert.sameValue(supportedLocales.length, 1, 'The length of supported locales list is not 1.');

assert.sameValue(supportedLocales[0], defaultLocale, 'The default locale is not returned in the supported list.');

reportCompare(0, 0);