JSTests/test262/test/built-ins/Temporal/PlainDateTime/prototype/until/argument-zoneddatetime-balance-negative-time-units.js

// 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.plaindatetime.prototype.until
description: Negative time fields are balanced upwards if the argument is given as ZonedDateTime
info: |
    sec-temporal-balancetime steps 3–14:
      3. Set _microsecond_ to _microsecond_ + floor(_nanosecond_ / 1000).
      4. Set _nanosecond_ to _nanosecond_ modulo 1000.
      5. Set _millisecond_ to _millisecond_ + floor(_microsecond_ / 1000).
      6. Set _microsecond_ to _microsecond_ modulo 1000.
      7. Set _second_ to _second_ + floor(_millisecond_ / 1000).
      8. Set _millisecond_ to _millisecond_ modulo 1000.
      9. Set _minute_ to _minute_ + floor(_second_ / 60).
      10. Set _second_ to _second_ modulo 60.
      11. Set _hour_ to _hour_ + floor(_minute_ / 60).
      12. Set _minute_ to _minute_ modulo 60.
      13. Let _days_ be floor(_hour_ / 24).
      14. Set _hour_ to _hour_ modulo 24.
    sec-temporal-balanceisodatetime step 1:
      1. Let _balancedTime_ be ? BalanceTime(_hour_, _minute_, _second_, _millisecond_, _microsecond_, _nanosecond_).
    sec-temporal-builtintimezonegetplaindatetimefor step 3:
      3. Set _result_ to ? BalanceISODateTime(_result_.[[Year]], _result_.[[Month]], _result_.[[Day]], _result_.[[Hour]], _result_.[[Minute]], _result_.[[Second]], _result_.[[Millisecond]], _result_.[[Microsecond]], _result_.[[Nanosecond]] + _offsetNanoseconds_).
    sec-temporal-totemporaldatetime step 3.b:
      b. If _item_ has an [[InitializedTemporalZonedDateTime]] internal slot, then
        ...
        ii. 1. Return ? BuiltinTimeZoneGetPlainDateTimeFor(_item_.[[TimeZone]], _instant_, _item_.[[Calendar]]).
    sec-temporal.plaindatetime.prototype.until step 3:
      3. Set _other_ ? ToTemporalDateTime(_other_).
includes: [temporalHelpers.js]
features: [Temporal]
---*/

// This code path is encountered if the time zone offset is negative and its
// absolute value in nanoseconds is greater than the nanosecond field of the
// exact time's epoch parts
const tz = new Temporal.TimeZone("-00:00:00.000000002");
const datetime = new Temporal.ZonedDateTime(3661_001_001_001n, tz);

const diff = new Temporal.PlainDateTime(1970, 1, 1).until(datetime);

TemporalHelpers.assertDuration(diff, 0, 0, 0, 0, 1, 1, 1, 1, 0, 999);