tor-browser

The Tor Browser
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duration-out-of-range-added-to-relativeto.js (1808B)


      1 // |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
      2 // Copyright (C) 2024 Igalia, S.L. All rights reserved.
      3 // This code is governed by the BSD license found in the LICENSE file.
      4 
      5 /*---
      6 esid: sec-temporal.duration.compare
      7 description: RangeError thrown when calendar part of duration added to relativeTo is out of range
      8 features: [Temporal]
      9 info: |
     10  UnbalanceDateDurationRelative:
     11  11. Let _yearsMonthsWeeksDuration_ be ! CreateTemporalDuration(_years_, _months_, _weeks_, 0, 0, 0, 0, 0, 0, 0).
     12  12. Let _later_ be ? CalendarDateAdd(_calendaRec_, _plainRelativeTo_, _yearsMonthsWeeksDuration_).
     13  13. Let _yearsMonthsWeeksInDays_ be DaysUntil(_plainRelativeTo_, _later_).
     14  14. Return ? CreateDateDurationRecord(0, 0, 0, _days_ + _yearsMonthsWeeksInDays_).
     15 ---*/
     16 
     17 // Based on a test case by André Bargull <andre.bargull@gmail.com>
     18 
     19 const relativeTo = new Temporal.PlainDate(2000, 1, 1);
     20 const zero = new Temporal.Duration();
     21 
     22 const instance = new Temporal.Duration(0, 0, /* weeks = */ 1, /* days = */ Math.trunc((2 ** 53) / 86_400));
     23 assert.throws(RangeError, () => Temporal.Duration.compare(instance, zero, {relativeTo}), "weeks + days out of range, positive, first argument");
     24 assert.throws(RangeError, () => Temporal.Duration.compare(zero, instance, {relativeTo}), "weeks + days out of range, positive, second argument");
     25 
     26 const negInstance = new Temporal.Duration(0, 0, /* weeks = */ -1, /* days = */ -Math.trunc((2 ** 53) / 86_400));
     27 assert.throws(RangeError, () => Temporal.Duration.compare(negInstance, zero, {relativeTo}), "weeks + days out of range, negative, first argument");
     28 assert.throws(RangeError, () => Temporal.Duration.compare(zero, negInstance, {relativeTo}), "weeks + days out of range, negative, second argument");
     29 
     30 reportCompare(0, 0);