locale-compat.html (2220B)
1 <!DOCTYPE html> 2 <meta charset="utf-8"> 3 <!-- 4 Copyright (C) 2023 the V8 project authors. All rights reserved. 5 This code is governed by the BSD license found in the LICENSE file. 6 --> 7 <title>Web Compatibility requirements for implementation-defined locale-specific JavaScript APIs</title> 8 <script src="/resources/testharness.js"></script> 9 <script src="/resources/testharnessreport.js"></script> 10 <script> 11 12 test(t => { // https://bugs.chromium.org/p/chromium/issues/detail?id=1414292 13 14 const date = new Date('2022-12-31T23:59:42'); 15 const localeString = date.toLocaleString('en-US'); 16 17 // No U+202F NARROW NO-BREAK SPACE must be present. 18 assert_false(localeString.includes('\u202F')); 19 // The character between the time and AM/PM should be U+0020 SPACE. 20 assert_regexp_match(localeString, /:\d\d:\d\d\x20[AP]M/); 21 22 }, '`Date.prototype.toLocaleString` produces U+0020 instead of U+202F for `en-US` locale'); 23 24 test(t => { // https://bugs.chromium.org/p/chromium/issues/detail?id=1414292 25 26 const date = new Date('2022-12-31T23:59:42'); 27 const formatter = new Intl.DateTimeFormat('en', {timeStyle: 'long'}) 28 const formattedString = formatter.format(date); 29 30 // No U+202F NARROW NO-BREAK SPACE must be present. 31 assert_false(formattedString.includes('\u202F')); 32 // The character between the time and AM/PM should be U+0020 SPACE. 33 assert_regexp_match(formattedString, /:\d\d:\d\d\x20[AP]M/); 34 35 }, '`Intl.DateTimeFormat.prototype.format` produces U+0020 instead of U+202F for `en` locale'); 36 37 test(t => { // https://bugs.chromium.org/p/chromium/issues/detail?id=1418727 38 39 const date = new Date('2022-03-31T23:59:42'); 40 41 assert_true(date.toLocaleString('en-CA').includes('2022-03-31')); 42 assert_equals(date.toLocaleString('en-CA', {dateStyle: 'short'}), '2022-03-31'); 43 44 }, '`Date.prototype.toLocaleString` produces `yyyy-mm-dd` instead of `m/d/yyyy` for `en-CA` locale'); 45 46 test(t => { // https://bugzilla.mozilla.org/show_bug.cgi?id=1864612 47 const date = new Date('1970-01-01T00:00:00'); 48 const formatter = new Intl.DateTimeFormat('sv-SE') 49 50 assert_equals(formatter.format(date), '1970-01-01'); 51 }, '`Intl.DateTimeFormat.prototype.format` produces `yyyy-mm-dd` instead of `yyyy-m-d` for `sv-SE` locale'); 52 53 </script>