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50930a0fa0
PR-URL: https://github.com/nodejs/node/pull/39469 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
57 lines
1.8 KiB
JavaScript
57 lines
1.8 KiB
JavaScript
// Copyright 2021 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --harmony_intl_best_fit_matcher
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//
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// Test the supportedLocales and resolvedOptions handle macrolanguages
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// documented in https://unicode.org/reports/tr35/#Field_Definitions
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const intlObjs = [
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Intl.Collator,
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Intl.DateTimeFormat,
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Intl.DisplayNames,
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Intl.ListFormat,
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Intl.NumberFormat,
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Intl.PluralRules,
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Intl.RelativeTimeFormat,
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Intl.Segmenter,
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];
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// Macrolanguages in
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// https://unicode.org/reports/tr35/#Field_Definitionsk
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const macroLanguageMap = {
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'cmn': 'zh',
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'arb': 'ar',
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'zsm': 'ms',
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'swh': 'sw',
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'uzn': 'uz',
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// 'knn': 'kok', // chrome does not ship data for kok locale
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'kmr': 'ku',
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};
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let bestFitOpt = {localeMatcher: "best fit"};
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let defaultLocale = (new Intl.NumberFormat()).resolvedOptions().locale;
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intlObjs.forEach(function(obj) {
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for (const [macro, lang] of Object.entries(macroLanguageMap)) {
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const justMacro = [macro];
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// Test the macro language will be persist in the supportedLocalesOf
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assertEquals([lang], obj.supportedLocalesOf(justMacro));
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assertEquals([lang], obj.supportedLocalesOf(justMacro, bestFitOpt));
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// Test the macro language would be resolved to a locale other than the
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// default locale.
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if (obj == Intl.DisplayNames) {
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assertTrue(defaultLocale != (new obj(macro, {type: "language"}))
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.resolvedOptions().locale);
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assertTrue(defaultLocale !=
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(new obj(macro, {type: "language", localeMatcher: "best fit"}))
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.resolvedOptions().locale);
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} else {
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assertTrue(defaultLocale != (new obj(macro)).resolvedOptions().locale);
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assertTrue(defaultLocale != (new obj(macro, bestFitOpt))
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.resolvedOptions().locale);
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}
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}
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});
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