js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dateAdd/argument-zoneddatetime-timezone-getoffsetnanosecondsfor-non-integer.js


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// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
// Copyright (C) 2021 Igalia, S.L. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-temporal.calendar.prototype.dateadd
description: RangeError thrown if time zone reports an offset that is not an integer number of nanoseconds
features: [Temporal]
includes: [temporalHelpers.js]
---*/

[3600_000_000_000.5, NaN, -Infinity, Infinity].forEach((wrongOffset) => {
  const timeZone = TemporalHelpers.specificOffsetTimeZone(wrongOffset);
  const calendar = new Temporal.Calendar("iso8601");
  const duration = new Temporal.Duration(1);
  const datetime = new Temporal.ZonedDateTime(1_000_000_000_987_654_321n, timeZone);
  assert.throws(RangeError, () => calendar.dateAdd(datetime, duration));
});

reportCompare(0, 0);