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Test `since` for PD(T) with `largestUnit` = `year`, `month` 

Nails down intended behavior of `PlainDate` and
`PlainDateTime`'s `since` that is already true in the
polyfill but which was specified in a buggy way (and hence
potentially not true in an implementation of Temporal).
Add similar tests for Instant, PlainTime, PlainYearMonth, and
ZonedDateTime.

Reference:
https://github.com/tc39/proposal-temporal/pull/1881
This commit is contained in:
Jesse Alama 2021-11-30 11:34:02 +01:00 committed by Rick Waldron
parent 85973b35e4
commit 0b8319355b
6 changed files with 97 additions and 0 deletions
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18
test/built-ins/Temporal/Instant/prototype/since/largestunit.js vendored Normal file
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// 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.instant.prototype.since
description: Specify behavior of Instant.since when largest specified unit is specified
includes: [temporalHelpers.js]
features: [Temporal, BigInt]
---*/
const thePast = new Temporal.Instant(1234567890123456789n);
const theFuture = new Temporal.Instant(2345678901234567890n);
TemporalHelpers.assertDuration(theFuture.since(thePast), 0, 0, 0, 0, 0, 0, 1111111011, 111, 111, 101, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'hours' }), 0, 0, 0, 0, 308641, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is hours)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'minutes' }), 0, 0, 0, 0, 0, 18518516, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is minutes)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'seconds' }), 0, 0, 0, 0, 0, 0, 1111111011, 111, 111, 101, 'does not include higher units than necessary (largest unit is seconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'milliseconds' }), 0, 0, 0, 0, 0, 0, 0, 1111111011111, 111, 101, 'does not include higher units than necessary (largest unit is milliseconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'microseconds' }), 0, 0, 0, 0, 0, 0, 0, 0, 1111111011111111, 101, 'does not include higher units than necessary (largest unit is microseconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'nanoseconds' }), 0, 0, 0, 0, 0, 0, 0, 0, 0, 1111111011111111000, 'does not include higher units than necessary (largest unit is nanoseconds)');

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test/built-ins/Temporal/PlainDate/prototype/since/largestunit.js vendored Normal file
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// 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.plaindate.prototype.since
description: Specify behavior of PlainDate.since when largest specified unit is years or months.
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const pd1 = new Temporal.PlainDate(2020, 11, 1);
const pd2 = new Temporal.PlainDate(2021, 11, 30);
TemporalHelpers.assertDuration(pd2.since(pd1), 0, 0, 0, 394, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(pd2.since(pd1, { largestUnit: 'months' }), 0, 12, 0, 29, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit is months)');
TemporalHelpers.assertDuration(pd2.since(pd1, { largestUnit: 'years' }), 1, 0, 0, 29, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit is years)');

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test/built-ins/Temporal/PlainDateTime/prototype/since/largestunit.js vendored Normal file
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// 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.since
description: Specify behavior of PlainDateTime.since when largest specified unit is years or months.
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const lastFeb20 = new Temporal.PlainDateTime(2020, 2, 20, 5, 45, 20);
const lastFeb21 = new Temporal.PlainDateTime(2021, 2, 21, 17, 18, 57);
TemporalHelpers.assertDuration(lastFeb21.since(lastFeb20), 0, 0, 0, 367, 11, 33, 37, 0, 0, 0, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(lastFeb21.since(lastFeb20, { largestUnit: 'months' }), 0, 12, 0, 1, 11, 33, 37, 0, 0, 0, 'does not include higher units than necessary (largest unit is months)');
TemporalHelpers.assertDuration(lastFeb21.since(lastFeb20, { largestUnit: 'years' }), 1, 0, 0, 1, 11, 33, 37, 0, 0, 0, 'does not include higher units than necessary (largest unit is years)');

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test/built-ins/Temporal/PlainTime/prototype/since/largestunit.js vendored Normal file
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// 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.plaintime.prototype.since
description: Specify behavior of PlainTime.since when largest specified unit is years or months.
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const fourFortyEight = new Temporal.PlainTime(4, 48, 55);
const elevenFiftyNine = new Temporal.PlainTime(11, 59, 58);
TemporalHelpers.assertDuration(elevenFiftyNine.since(fourFortyEight), 0, 0, 0, 0, 7, 11, 3, 0, 0, 0, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(elevenFiftyNine.since(fourFortyEight, { largestUnit: 'hours' }), 0, 0, 0, 0, 7, 11, 3, 0, 0, 0, 'does not include higher units than necessary (largest unit is hours)');
TemporalHelpers.assertDuration(elevenFiftyNine.since(fourFortyEight, { largestUnit: 'minutes' }), 0, 0, 0, 0, 0, 431, 3, 0, 0, 0, 'does not include higher units than necessary (largest unit is minutes)');
TemporalHelpers.assertDuration(elevenFiftyNine.since(fourFortyEight, { largestUnit: 'seconds' }), 0, 0, 0, 0, 0, 0, 25863, 0, 0, 0, 'does not include higher units than necessary (largest unit is seconds)');

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test/built-ins/Temporal/PlainYearMonth/prototype/since/largestunit.js vendored Normal file
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// 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.plainyearmonth.prototype.since
description: Specify behavior of PlainYearMonth.since when largest specified unit is years or months.
includes: [temporalHelpers.js]
features: [Temporal]
---*/
const nov2020 = new Temporal.PlainYearMonth(2020, 11);
const dec2021 = new Temporal.PlainYearMonth(2021, 12);
TemporalHelpers.assertDuration(dec2021.since(nov2020), 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(dec2021.since(nov2020, { largestUnit: 'years' }), 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit is years)');
TemporalHelpers.assertDuration(dec2021.since(nov2020, { largestUnit: 'months' }), 0, 13, 0, 0, 0, 0, 0, 0, 0, 0, 'does not include higher units than necessary (largest unit is months)');

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test/built-ins/Temporal/ZonedDateTime/prototype/since/largestunit.js vendored Normal file
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// 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.zoneddatetime.prototype.since
description: Specify behavior of ZonedDateTime.since when largest specified unit is specified
includes: [temporalHelpers.js]
features: [Temporal, BigInt]
---*/
const thePast = new Temporal.ZonedDateTime(1234567890123456789n, '-08:00');
const theFuture = new Temporal.ZonedDateTime(2345678901234567890n, '-08:00');
TemporalHelpers.assertDuration(theFuture.since(thePast), 0, 0, 0, 0, 308641, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit unspecified)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'years' }), 35, 2, 0, 15, 1, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is years)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'months' }), 0, 422, 0, 15, 1, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is months)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'weeks' }), 0, 0, 1837, 1, 1, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is weeks)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'days' }), 0, 0, 0, 12860, 1, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is days)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'hours' }), 0, 0, 0, 0, 308641, 56, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is hours)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'minutes' }), 0, 0, 0, 0, 0, 18518516, 51, 111, 111, 101, 'does not include higher units than necessary (largest unit is minutes)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'seconds' }), 0, 0, 0, 0, 0, 0, 1111111011, 111, 111, 101, 'does not include higher units than necessary (largest unit is seconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'milliseconds' }), 0, 0, 0, 0, 0, 0, 0, 1111111011111, 111, 101, 'does not include higher units than necessary (largest unit is milliseconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'microseconds' }), 0, 0, 0, 0, 0, 0, 0, 0, 1111111011111111, 101, 'does not include higher units than necessary (largest unit is microseconds)');
TemporalHelpers.assertDuration(theFuture.since(thePast, { largestUnit: 'nanoseconds' }), 0, 0, 0, 0, 0, 0, 0, 0, 0, 1111111011111111000, 'does not include higher units than necessary (largest unit is nanoseconds)');