v8/test/intl/segmenter/supported-locale.js
Frank Tang 565c4fee1d Implement the localeMatcher: "best fit"
Implement the ECMA402 localeMatcher: "best fit" option
by using ICU LocaleMatcher API.

Bug: v8:7051
Change-Id: I3d7c1ee39a5c649a5f500429f2b41329346a1a78
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1943050
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#65507}
2019-12-18 20:58:08 +00:00

24 lines
751 B
JavaScript

// Copyright 2018 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --harmony-intl-segmenter
assertEquals(
typeof Intl.Segmenter.supportedLocalesOf,
"function",
"Intl.Segmenter.supportedLocalesOf should be a function"
);
const undef = Intl.Segmenter.supportedLocalesOf();
assertEquals([], undef);
const empty = Intl.Segmenter.supportedLocalesOf([]);
assertEquals([], empty);
const strLocale = Intl.Segmenter.supportedLocalesOf("sr");
assertEquals("sr", strLocale[0]);
const multiLocale = ["sr-Thai-RS", "de", "zh-CN"];
assertEquals(multiLocale,
Intl.Segmenter.supportedLocalesOf(multiLocale, {localeMatcher: "lookup"}));