mirror of https://github.com/tc39/test262.git
61 lines
1.7 KiB
JavaScript
61 lines
1.7 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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9. If tag matches neither the privateuse nor the grandfathered production, then
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b. If language is not undefined, then
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i. Set tag to tag with the substring corresponding to the language production replaced by the string language.
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features: [Intl.Locale]
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---*/
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const validLanguageOptions = [
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[undefined, undefined],
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[null, 'null'],
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['zh-cmn', 'cmn'],
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['ZH-CMN', 'cmn'],
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['abcd', 'abcd'],
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['abcde', 'abcde'],
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['abcdef', 'abcdef'],
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['abcdefg', 'abcdefg'],
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['abcdefgh', 'abcdefgh'],
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[{ toString() { return 'de' } }, 'de'],
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];
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for (const [language, expected] of validLanguageOptions) {
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let options = { language };
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let expect = expected || 'en';
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assert.sameValue(
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new Intl.Locale('en', options).toString(),
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expect,
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`new Intl.Locale('en', options).toString() equals the value of ${expect}`
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);
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expect = (expected || 'en') + '-US';
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assert.sameValue(
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new Intl.Locale('en-US', options).toString(),
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expect,
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`new Intl.Locale('en-US', options).toString() equals the value of ${expect}`
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);
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expect = expected || 'en-els';
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assert.sameValue(
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new Intl.Locale('en-els', options).toString(),
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expect,
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`new Intl.Locale('en-els', options).toString() equals the value of ${expect}`
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);
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}
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