test262/test/built-ins/Temporal/PlainDateTime/from/argument-plaindatetime.js

27 lines
795 B
JavaScript

// Copyright (C) 2022 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
esid: sec-temporal.plaindatetime.from
description: A PlainDateTime object is copied, not returned directly
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const orig = new Temporal.PlainDateTime(1976, 11, 18, 15, 23, 20, 123, 456, 789);
const result = Temporal.PlainDateTime.from(orig);
TemporalHelpers.assertPlainDateTime(
result,
1976, 11, "M11", 18, 15, 23, 20, 123, 456, 789,
"PlainDateTime is copied"
);
assert.sameValue(result.getISOFields().calendar, orig.getISOFields().calendar, "Calendar is copied");
assert.notSameValue(
result,
orig,
"When a PlainDateTime is given, the returned value is not the original PlainDateTime"
);