js/src/tests/test262/intl402/language-tags-valid.js


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

/*---
es5id: 6.2.2_a
description: Tests that structurally valid language tags are accepted.
author: Norbert Lindenberg
includes: [testIntl.js]
---*/

var validLanguageTags = [
    "de", // ISO 639 language code
    "de-DE", // + ISO 3166-1 country code
    "DE-de", // tags are case-insensitive
    "cmn", // ISO 639 language code
    "cmn-Hans", // + script code
    "CMN-hANS", // tags are case-insensitive
    "cmn-hans-cn", // + ISO 3166-1 country code
    "es-419", // + UN M.49 region code
    "es-419-u-nu-latn-cu-bob", // + Unicode locale extension sequence
    "cmn-hans-cn-t-ca-u-ca-x-t-u", // singleton subtags can also be used as private use subtags
    "de-gregory-u-ca-gregory", // variant and extension subtags may be the same
    "aa-a-foo-x-a-foo-bar", // variant subtags can also be used as private use subtags
];

testWithIntlConstructors(function (Constructor) {
    validLanguageTags.forEach(function (tag) {
        // this must not throw an exception for a valid language tag
        var obj = new Constructor([tag]);
    });
});

reportCompare(0, 0);