| // Copyright 2018 André Bargull; Igalia, S.L. All rights reserved. |
| // This code is governed by the BSD license found in the LICENSE file. |
| |
| /*--- |
| esid: sec-intl.locale |
| description: > |
| Verifies canonicalization of specific tags. |
| info: | |
| ApplyOptionsToTag( tag, options ) |
| 2. If IsStructurallyValidLanguageTag(tag) is false, throw a RangeError exception. |
| ... |
| 13. Return CanonicalizeLanguageTag(tag). |
| features: [Intl.Locale] |
| ---*/ |
| |
| const validLanguageTags = { |
| "eN": "en", |
| "en-gb": "en-GB", |
| "IT-LATN-iT": "it-Latn-IT", |
| "th-th-u-nu-thai": "th-TH-u-nu-thai", |
| "en-x-u-foo": "en-x-u-foo", |
| "en-a-bar-x-u-foo": "en-a-bar-x-u-foo", |
| "en-x-u-foo-a-bar": "en-x-u-foo-a-bar", |
| "en-u-baz-a-bar-x-u-foo": "en-a-bar-u-baz-x-u-foo", |
| "DE-1996": "de-1996", // unicode_language_subtag sep unicode_variant_subtag |
| |
| // unicode_language_subtag (sep unicode_variant_subtag)* |
| "sl-ROZAJ-BISKE-1994": "sl-1994-biske-rozaj", |
| "zh-latn-pinyin-pinyin2": "zh-Latn-pinyin-pinyin2", |
| }; |
| |
| for (const [langtag, canonical] of Object.entries(validLanguageTags)) { |
| assert.sameValue( |
| new Intl.Locale(canonical).toString(), |
| canonical, |
| `new Intl.Locale("${canonical}").toString() returns "${canonical}"` |
| ); |
| assert.sameValue( |
| new Intl.Locale(langtag).toString(), |
| canonical, |
| `new Intl.Locale("${langtag}").toString() returns "${canonical}"` |
| ); |
| } |
| |
| // unicode_language_subtag = alpha{2,3} | alpha{5,8}; |
| const invalidLanguageTags = [ |
| "X-u-foo", |
| "Flob", |
| "ZORK", |
| "Blah-latn", |
| "QuuX-latn-us", |
| "SPAM-gb-x-Sausages-BACON-eggs", |
| ]; |
| |
| for (const langtag of invalidLanguageTags) { |
| assert.throws(RangeError, () => new Intl.Locale(langtag)); |
| } |