constructor-options-language-invalid.js (2063B)
1 // Copyright 2018 André Bargull; Igalia, S.L. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 esid: sec-intl.locale 6 description: > 7 Checks error cases for the options argument to the Locale 8 constructor. 9 info: | 10 Intl.Locale( tag [, options] ) 11 10. If options is undefined, then 12 11. Else 13 a. Let options be ? ToObject(options). 14 12. Set tag to ? ApplyOptionsToTag(tag, options). 15 16 ApplyOptionsToTag( tag, options ) 17 ... 18 4. If language is not undefined, then 19 a. If language does not match the language production, throw a RangeError exception. 20 ... 21 22 features: [Intl.Locale] 23 ---*/ 24 25 /* 26 language = 2*3ALPHA ; shortest ISO 639 code 27 ["-" extlang] ; sometimes followed by 28 ; extended language subtags 29 / 4ALPHA ; or reserved for future use 30 / 5*8ALPHA ; or registered language subtag 31 32 extlang = 3ALPHA ; selected ISO 639 codes 33 *2("-" 3ALPHA) ; permanently reserved 34 */ 35 const invalidLanguageOptions = [ 36 "", 37 "a", 38 "ab7", 39 "notalanguage", 40 "undefined", 41 42 // "root" is treated as a special `unicode_language_subtag`, but is not 43 // actually one and is not valid in a Unicode BCP 47 locale identifier. 44 // https://unicode.org/reports/tr35/#unicode_bcp47_locale_id 45 "root", 46 47 // Value contains more than just the 'language' production. 48 "fr-Latn", 49 "fr-FR", 50 "sa-vaidika", 51 "fr-a-asdf", 52 "fr-x-private", 53 54 // Irregular grandfathered language tag. 55 "i-klingon", 56 57 // Regular grandfathered language tag. 58 "zh-min", 59 "zh-min-nan", 60 61 // Reserved with extended language subtag 62 "abcd-US", 63 "abcde-US", 64 "abcdef-US", 65 "abcdefg-US", 66 "abcdefgh-US", 67 68 7, 69 ]; 70 for (const language of invalidLanguageOptions) { 71 assert.throws(RangeError, function() { 72 new Intl.Locale("en", {language}); 73 }, `new Intl.Locale("en", {language: "${language}"}) throws RangeError`); 74 } 75 76 reportCompare(0, 0);