JSTests/test262/test/intl402/6.2.4.js

// Copyright 2012 Mozilla Corporation. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 6.2.4
description: >
    Tests that the default locale is a String value representing the
    structurally valid and canonicalized BCP 47 language tag.
author: Norbert Lindenberg
includes: [testIntl.js]
---*/

testWithIntlConstructors(function (Constructor) {
    var defaultLocale = new Constructor().resolvedOptions().locale;
    if (!isCanonicalizedStructurallyValidLanguageTag(defaultLocale)) {
        $ERROR("Default locale \"" + defaultLocale + "\" is not canonicalized and structurally valid language tag.");
    }
    return true;
});