test262/test/built-ins/Temporal/PlainDateTime/from/leap-second.js

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// 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: Leap seconds may be accepted or rejected
features: [Temporal]
includes: [temporalHelpers.js]
---*/
TemporalHelpers.assertPlainDateTime(
Temporal.PlainDateTime.from("2016-12-31T23:59:60"),
2016, 12, "M12", 31, 23, 59, 59, 0, 0, 0,
"ISO string with leap second is constrained"
);
TemporalHelpers.assertPlainDateTime(
Temporal.PlainDateTime.from("2016-12-31T23:59:60", {overflow: "reject"}),
2016, 12, "M12", 31, 23, 59, 59, 0, 0, 0,
"ISO string with leap second is constrained (overflow = reject)"
);
const leap = {year: 2016, month: 12, day: 31, hour: 23, minute: 59, second: 60};
TemporalHelpers.assertPlainDateTime(
Temporal.PlainDateTime.from(leap),
2016, 12, "M12", 31, 23, 59, 59, 0, 0, 0,
"constrain leap second"
);
assert.throws(
RangeError,
() => Temporal.PlainDateTime.from(leap, {overflow: "reject"}),
"reject leap second (plain object argument)"
);