test262/test/intl402/10.2.2_a.js

29 lines
887 B
JavaScript

// Copyright 2012 Google Inc. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es5id: 10.2.2_a
description: >
Tests that Intl.Collator has a supportedLocalesOf property, and
it works as planned.
---*/
var defaultLocale = new Intl.Collator().resolvedOptions().locale;
var notSupported = 'zxx'; // "no linguistic content"
var requestedLocales = [defaultLocale, notSupported];
var supportedLocales;
if (!Intl.Collator.hasOwnProperty('supportedLocalesOf')) {
$ERROR("Intl.Collator doesn't have a supportedLocalesOf property.");
}
supportedLocales = Intl.Collator.supportedLocalesOf(requestedLocales);
if (supportedLocales.length !== 1) {
$ERROR('The length of supported locales list is not 1.');
}
if (supportedLocales[0] !== defaultLocale) {
$ERROR('The default locale is not returned in the supported list.');
}