mirror of https://github.com/tc39/test262.git
70 lines
1.8 KiB
JavaScript
70 lines
1.8 KiB
JavaScript
// Copyright 2018 André Bargull; Igalia, S.L. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-intl.locale
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description: >
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Checks error cases for the options argument to the Locale
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constructor.
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info: |
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Intl.Locale( tag [, options] )
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10. If options is undefined, then
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11. Else
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a. Let options be ? ToObject(options).
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12. Set tag to ? ApplyOptionsToTag(tag, options).
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ApplyOptionsToTag( tag, options )
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...
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4. If language is not undefined, then
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a. If language does not match the language production, throw a RangeError exception.
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...
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features: [Intl.Locale]
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---*/
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/*
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language = 2*3ALPHA ; shortest ISO 639 code
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["-" extlang] ; sometimes followed by
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; extended language subtags
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/ 4ALPHA ; or reserved for future use
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/ 5*8ALPHA ; or registered language subtag
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extlang = 3ALPHA ; selected ISO 639 codes
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*2("-" 3ALPHA) ; permanently reserved
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*/
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const invalidLanguageOptions = [
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"",
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"a",
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"ab7",
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"notalanguage",
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"undefined",
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// Value contains more than just the 'language' production.
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"fr-Latn",
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"fr-FR",
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"sa-vaidika",
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"fr-a-asdf",
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"fr-x-private",
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// Irregular grandfathered language tag.
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"i-klingon",
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// Regular grandfathered language tag.
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"zh-min",
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"zh-min-nan",
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// Reserved with extended language subtag
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"abcd-US",
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"abcde-US",
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"abcdef-US",
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"abcdefg-US",
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"abcdefgh-US",
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7,
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];
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for (const language of invalidLanguageOptions) {
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assert.throws(RangeError, function() {
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new Intl.Locale("en", {language});
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}, `new Intl.Locale("en", {language: "${language}"}) throws RangeError`);
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}
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