test262/test/built-ins/Temporal/Duration/from/argument-duration.js

25 lines
635 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.duration.from
description: A Duration object is copied, not returned directly
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const orig = new Temporal.Duration(1, 2, 3, 4, 5, 6, 7, 987, 654, 321);
const result = Temporal.Duration.from(orig);
TemporalHelpers.assertDuration(
result,
1, 2, 3, 4, 5, 6, 7, 987, 654, 321,
"Duration is copied"
);
assert.notSameValue(
result,
orig,
"When a Duration is given, the returned value is not the original Duration"
);