diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay')
4 files changed, 195 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-maximum-forward-offset-shift.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-maximum-forward-offset-shift.js new file mode 100644 index 0000000000..d71f6be08e --- /dev/null +++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-maximum-forward-offset-shift.js @@ -0,0 +1,49 @@ +// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally +// Copyright (C) 2024 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-temporal.zoneddatetime.prototype.startofday +description: > + UTC offset shift returned by adjacent invocations of getOffsetNanosecondsFor + in DisambiguatePossibleInstants can be at most 24 hours. +features: [Temporal] +info: | + DisambiguatePossibleInstants: + 18. If abs(_nanoseconds_) > nsPerDay, throw a *RangeError* exception. +---*/ + +let calls = 0; + +class Shift24Hour extends Temporal.TimeZone { + id = 'TestTimeZone'; + _shiftEpochNs = 0n + + constructor() { + super('UTC'); + } + + getOffsetNanosecondsFor(instant) { + calls++; + if (instant.epochNanoseconds < this._shiftEpochNs) return -12 * 3600e9; + return 12 * 3600e9; + } + + getPossibleInstantsFor(plainDateTime) { + const [utcInstant] = super.getPossibleInstantsFor(plainDateTime); + const { year, month, day } = plainDateTime; + + if (year < 1970) return [utcInstant.subtract({ hours: 12 })]; + if (year === 1970 && month === 1 && day === 1) return []; + return [utcInstant.add({ hours: 12 })]; + } +} + +const timeZone = new Shift24Hour(); + +const instance = new Temporal.ZonedDateTime(0n, timeZone); +instance.startOfDay(); + +assert(calls >= 2, "getOffsetNanosecondsFor should be called at least twice"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-out-of-range-forward-offset-shift.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-out-of-range-forward-offset-shift.js new file mode 100644 index 0000000000..82e86c4ee5 --- /dev/null +++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getoffsetnanosecondsfor-out-of-range-forward-offset-shift.js @@ -0,0 +1,44 @@ +// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally +// Copyright (C) 2024 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-temporal.zoneddatetime.prototype.startofday +description: > + UTC offset shift returned by adjacent invocations of getOffsetNanosecondsFor + in DisambiguatePossibleInstants cannot be greater than 24 hours. +features: [Temporal] +info: | + DisambiguatePossibleInstants: + 18. If abs(_nanoseconds_) > nsPerDay, throw a *RangeError* exception. +---*/ + +class ShiftLonger24Hour extends Temporal.TimeZone { + id = 'TestTimeZone'; + _shiftEpochNs = 0n + + constructor() { + super('UTC'); + } + + getOffsetNanosecondsFor(instant) { + if (instant.epochNanoseconds < this._shiftEpochNs) return -12 * 3600e9; + return 12 * 3600e9 + 1; + } + + getPossibleInstantsFor(plainDateTime) { + const [utcInstant] = super.getPossibleInstantsFor(plainDateTime); + const { year, month, day } = plainDateTime; + + if (year < 1970) return [utcInstant.subtract({ hours: 12 })]; + if (year === 1970 && month === 1 && day === 1) return []; + return [utcInstant.add({ hours: 12, nanoseconds: 1 })]; + } +} + +const timeZone = new ShiftLonger24Hour(); + +const instance = new Temporal.ZonedDateTime(0n, timeZone); +assert.throws(RangeError, () => instance.startOfDay(), "RangeError should be thrown"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-maximum-backward-offset-shift.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-maximum-backward-offset-shift.js new file mode 100644 index 0000000000..f1342dfe2d --- /dev/null +++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-maximum-backward-offset-shift.js @@ -0,0 +1,53 @@ +// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally +// Copyright (C) 2024 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-temporal.zoneddatetime.prototype.startofday +description: > + UTC offset shift returned by getPossibleInstantsFor can be at most 24 hours. +features: [Temporal] +info: | + GetPossibleInstantsFor: + 5.b.i. Let _numResults_ be _list_'s length. + ii. If _numResults_ > 1, then + 1. Let _epochNs_ be a new empty List. + 2. For each value _instant_ in list, do + a. Append _instant_.[[EpochNanoseconds]] to the end of the List _epochNs_. + 3. Let _min_ be the least element of the List _epochNs_. + 4. Let _max_ be the greatest element of the List _epochNs_. + 5. If abs(ℝ(_max_ - _min_)) > nsPerDay, throw a *RangeError* exception. +---*/ + +let calls = 0; + +class Shift24Hour extends Temporal.TimeZone { + id = 'TestTimeZone'; + + constructor() { + super('UTC'); + } + + getOffsetNanosecondsFor(instant) { + return 0; + } + + getPossibleInstantsFor(plainDateTime) { + calls++; + const utc = new Temporal.TimeZone("UTC"); + const [utcInstant] = utc.getPossibleInstantsFor(plainDateTime); + return [ + utcInstant.subtract({ hours: 12 }), + utcInstant.add({ hours: 12 }) + ]; + } +} + +const timeZone = new Shift24Hour(); + +const instance = new Temporal.ZonedDateTime(0n, timeZone); +instance.startOfDay(); + +assert(calls >= 1, "getPossibleInstantsFor should be called at least once"); + +reportCompare(0, 0); diff --git a/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-out-of-range-backward-offset-shift.js b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-out-of-range-backward-offset-shift.js new file mode 100644 index 0000000000..06055c287e --- /dev/null +++ b/js/src/tests/test262/built-ins/Temporal/ZonedDateTime/prototype/startOfDay/getpossibleinstantsfor-out-of-range-backward-offset-shift.js @@ -0,0 +1,49 @@ +// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally +// Copyright (C) 2024 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-temporal.zoneddatetime.prototype.startofday +description: > + UTC offset shift returned by getPossibleInstantsFor can be at most 24 hours. +features: [Temporal] +info: | + GetPossibleInstantsFor: + 5.b.i. Let _numResults_ be _list_'s length. + ii. If _numResults_ > 1, then + 1. Let _epochNs_ be a new empty List. + 2. For each value _instant_ in list, do + a. Append _instant_.[[EpochNanoseconds]] to the end of the List _epochNs_. + 3. Let _min_ be the least element of the List _epochNs_. + 4. Let _max_ be the greatest element of the List _epochNs_. + 5. If abs(ℝ(_max_ - _min_)) > nsPerDay, throw a *RangeError* exception. +---*/ + +class ShiftLonger24Hour extends Temporal.TimeZone { + id = 'TestTimeZone'; + + constructor() { + super('UTC'); + } + + getOffsetNanosecondsFor(instant) { + return 0; + } + + getPossibleInstantsFor(plainDateTime) { + const utc = new Temporal.TimeZone("UTC"); + const [utcInstant] = utc.getPossibleInstantsFor(plainDateTime); + return [ + utcInstant.subtract({ hours: 12, nanoseconds: 1 }), + utcInstant.add({ hours: 12 }), + utcInstant, // add a third value in case the implementation doesn't sort + ]; + } +} + +const timeZone = new ShiftLonger24Hour(); + +const instance = new Temporal.ZonedDateTime(0n, timeZone); +assert.throws(RangeError, () => instance.startOfDay(), "RangeError should be thrown"); + +reportCompare(0, 0); |