v8/test/intl/regress-10438.js
Frank Tang 5c7c683581 Sync DateTimeFormat with latest changes
https://tc39.es/proposal-intl-datetime-style/ (Jun 10, 2020)

fix extra s in message

Bug: v8:10613
Change-Id: I2ef4f4004c1e8f0a58bf4409578876d1553de59b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2242258
Commit-Queue: Frank Tang <ftang@chromium.org>
Reviewed-by: Jakob Kummerow <jkummerow@chromium.org>
Cr-Commit-Position: refs/heads/master@{#68329}
2020-06-12 19:44:42 +00:00

51 lines
1.6 KiB
JavaScript

// Copyright 2020 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_dateformat_fractional_second_digits
assertEquals(
0,
(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 0}))
.resolvedOptions().fractionalSecondDigits);
assertEquals(
1,
(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 1}))
.resolvedOptions().fractionalSecondDigits);
assertEquals(
2,
(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 2}))
.resolvedOptions().fractionalSecondDigits);
assertEquals(
3,
(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 3}))
.resolvedOptions().fractionalSecondDigits);
// When timeStyle and dateStyle is not present, GetNumberOption will fallback
// to 0 as default regardless fractionalSecondDigits is present in the option or
// not.
assertEquals(
0,
(new Intl.DateTimeFormat()).resolvedOptions().fractionalSecondDigits);
assertEquals(
0,
(new Intl.DateTimeFormat("en", {fractionalSecondDigits: undefined}))
.resolvedOptions().fractionalSecondDigits);
// When timeStyle or dateStyle is present, we should throw TypeError
assertThrows(
() => (new Intl.DateTimeFormat(
"en", {timeStyle: "short", fractionalSecondDigits: 3})),
TypeError,
"Invalid option : timeStyle");
assertThrows(
() => (new Intl.DateTimeFormat(
"en", {dateStyle: "short", fractionalSecondDigits: 3})),
TypeError,
"Invalid option : dateStyle");