17a74ddd3d
PR-URL: https://github.com/nodejs/node/pull/49639 Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Rafael Gonzaga <rafael.nunu@hotmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
54 lines
1.7 KiB
JavaScript
54 lines
1.7 KiB
JavaScript
// Copyright 2020 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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assertThrows(
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() => (new Intl.DateTimeFormat("en", {fractionalSecondDigits: 0})),
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RangeError,
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"fractionalSecondDigits value is out of range.");
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assertThrows(
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() => (new Intl.DateTimeFormat("en", {fractionalSecondDigits: 4})),
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RangeError,
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"fractionalSecondDigits value is out of range.");
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assertEquals(
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1,
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(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 1}))
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.resolvedOptions().fractionalSecondDigits);
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assertEquals(
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2,
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(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 2}))
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.resolvedOptions().fractionalSecondDigits);
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assertEquals(
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3,
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(new Intl.DateTimeFormat("en", {fractionalSecondDigits: 3}))
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.resolvedOptions().fractionalSecondDigits);
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// When timeStyle and dateStyle is not present, GetNumberOption will fallback
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// to undefined as default regardless fractionalSecondDigits is present in the option or
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// not.
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assertEquals(
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undefined,
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(new Intl.DateTimeFormat()).resolvedOptions().fractionalSecondDigits);
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assertEquals(
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undefined,
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(new Intl.DateTimeFormat("en", {fractionalSecondDigits: undefined}))
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.resolvedOptions().fractionalSecondDigits);
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// When timeStyle or dateStyle is present, we should throw TypeError
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assertThrows(
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() => (new Intl.DateTimeFormat(
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"en", {timeStyle: "short", fractionalSecondDigits: 3})),
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TypeError,
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"Invalid option : option");
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assertThrows(
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() => (new Intl.DateTimeFormat(
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"en", {dateStyle: "short", fractionalSecondDigits: 3})),
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TypeError,
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"Invalid option : option");
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