v8/test/intl/date-format/format-range-to-parts.js
Frank Tang 73c56a507a [Intl] Implement proposal-intl-DateTimeFormat-formatRange
https://rawgit.com/fabalbon/proposal-intl-DateTimeFormat-formatRange/master/out/

Design Doc https://goo.gl/PGUQ1d

Bug: v8:7729
Change-Id: I38b53ffdf610400b4132a25da99dac4be67bdf4b
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/1510574
Reviewed-by: Sathya Gunasekaran <gsathya@chromium.org>
Commit-Queue: Frank Tang <ftang@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60418}
2019-03-24 16:35:01 +00:00

25 lines
1.1 KiB
JavaScript

// Copyright 2019 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-date-format-range
let descriptor = Object.getOwnPropertyDescriptor(
Intl.DateTimeFormat.prototype, "formatRangeToParts");
assertTrue(descriptor.writable);
assertFalse(descriptor.enumerable);
assertTrue(descriptor.configurable);
const date1 = new Date("2019-1-3");
const date2 = new Date("2019-3-4");
const dtf = new Intl.DateTimeFormat();
assertThrows(() => dtf.formatRangeToParts(), RangeError);
assertThrows(() => dtf.formatRangeToParts(date1), RangeError);
assertThrows(() => dtf.formatRangeToParts(undefined, date2), RangeError);
assertThrows(() => dtf.formatRangeToParts(date1, undefined), RangeError);
assertThrows(() => dtf.formatRangeToParts("2019-1-3", date2), RangeError);
assertThrows(() => dtf.formatRangeToParts(date1, "2019-5-4"), RangeError);
assertThrows(() => dtf.formatRangeToParts(date2, date1), RangeError);
assertDoesNotThrow(() =>dtf.formatRangeToParts(date1, date2));