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Fix negative duration #1317

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merged 6 commits into from
Jan 21, 2021
Merged

Fix negative duration #1317

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4181855
Fix negative duration
kamontat Jan 6, 2021
002011a
add test
kamontat Jan 6, 2021
09e2ac9
Forget to commit
kamontat Jan 6, 2021
5557149
add more test
kamontat Jan 6, 2021
683a563
correct ISOString()
kamontat Jan 11, 2021
3ae2d4b
Update index.js
kamontat Jan 21, 2021
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17 changes: 9 additions & 8 deletions src/plugin/duration/index.js
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ const wrapper = (input, instance, unit) =>
new Duration(input, unit, instance.$l) // eslint-disable-line no-use-before-define

const prettyUnit = unit => `${$u.p(unit)}s`
const roundNumber = number => (number < 0 ? Math.ceil(number) : Math.floor(number))

class Duration {
constructor(input, unit, locale) {
Expand Down Expand Up @@ -66,17 +67,17 @@ class Duration {

parseFromMilliseconds() {
let { $ms } = this
this.$d.years = Math.floor($ms / MILLISECONDS_A_YEAR)
this.$d.years = roundNumber($ms / MILLISECONDS_A_YEAR)
$ms %= MILLISECONDS_A_YEAR
this.$d.months = Math.floor($ms / MILLISECONDS_A_MONTH)
this.$d.months = roundNumber($ms / MILLISECONDS_A_MONTH)
$ms %= MILLISECONDS_A_MONTH
this.$d.days = Math.floor($ms / MILLISECONDS_A_DAY)
this.$d.days = roundNumber($ms / MILLISECONDS_A_DAY)
$ms %= MILLISECONDS_A_DAY
this.$d.hours = Math.floor($ms / MILLISECONDS_A_HOUR)
this.$d.hours = roundNumber($ms / MILLISECONDS_A_HOUR)
$ms %= MILLISECONDS_A_HOUR
this.$d.minutes = Math.floor($ms / MILLISECONDS_A_MINUTE)
this.$d.minutes = roundNumber($ms / MILLISECONDS_A_MINUTE)
$ms %= MILLISECONDS_A_MINUTE
this.$d.seconds = Math.floor($ms / MILLISECONDS_A_SECOND)
this.$d.seconds = roundNumber($ms / MILLISECONDS_A_SECOND)
$ms %= MILLISECONDS_A_SECOND
this.$d.milliseconds = $ms
}
Expand Down Expand Up @@ -136,11 +137,11 @@ class Duration {
if (pUnit === 'milliseconds') {
base %= 1000
} else if (pUnit === 'weeks') {
base = Math.floor(base / unitToMS[pUnit])
base = roundNumber(base / unitToMS[pUnit])
} else {
base = this.$d[pUnit]
}
return base
return Object.is(base, -0) ? 0 : base
}

add(input, unit, isSubtract) {
Expand Down
42 changes: 39 additions & 3 deletions test/plugin/duration.test.js
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Original file line number Diff line number Diff line change
Expand Up @@ -27,6 +27,11 @@ describe('Creating', () => {
expect(dayjs.duration(60, 'seconds').toISOString()).toBe('PT1M')
expect(dayjs.duration(13213, 'seconds').toISOString()).toBe('PT3H40M13S')
})
it('two argument will bubble up to the next (negative number)', () => {
expect(dayjs.duration(-59, 'seconds').toISOString()).toBe('PT-59S')
expect(dayjs.duration(-60, 'seconds').toISOString()).toBe('PT-1M')
expect(dayjs.duration(-13213, 'seconds').toISOString()).toBe('PT-3H-40M-13S')
})
it('object with float', () => {
expect(dayjs.duration({
seconds: 1,
Expand All @@ -53,9 +58,13 @@ describe('Creating', () => {
ms: 1
}).toISOString()).toBe('PT0.001S')
})
it('object with negative millisecond', () => {
expect(dayjs.duration({
ms: -1
}).toISOString()).toBe('PT-0.001S')
})
})


describe('Parse ISO string', () => {
it('Full ISO string', () => {
expect(dayjs.duration('P7Y6M4DT3H2M1S').toISOString()).toBe('P7Y6M4DT3H2M1S')
Expand Down Expand Up @@ -131,6 +140,26 @@ describe('Milliseconds', () => {
expect(dayjs.duration(15000).asMilliseconds()).toBe(15000)
})

describe('Milliseconds', () => {
describe('Positive number', () => {
expect(dayjs.duration(500).milliseconds()).toBe(500)
expect(dayjs.duration(1500).milliseconds()).toBe(500)
expect(dayjs.duration(15000).milliseconds()).toBe(0)
expect(dayjs.duration(500).asMilliseconds()).toBe(500)
expect(dayjs.duration(1500).asMilliseconds()).toBe(1500)
expect(dayjs.duration(15000).asMilliseconds()).toBe(15000)
})

describe('Negative number', () => {
expect(dayjs.duration(-500).milliseconds()).toBe(-500)
expect(dayjs.duration(-1500).milliseconds()).toBe(-500)
expect(dayjs.duration(-15000).milliseconds()).toBe(0)
expect(dayjs.duration(-500).asMilliseconds()).toBe(-500)
expect(dayjs.duration(-1500).asMilliseconds()).toBe(-1500)
expect(dayjs.duration(-15000).asMilliseconds()).toBe(-15000)
})
})

describe('Add', () => {
const a = dayjs.duration(1, 'days')
const b = dayjs.duration(2, 'days')
Expand Down Expand Up @@ -179,8 +208,15 @@ describe('Hours', () => {
})

describe('Days', () => {
expect(dayjs.duration(100000000).days()).toBe(1)
expect(dayjs.duration(100000000).asDays().toFixed(2)).toBe('1.16')
it('positive number', () => {
expect(dayjs.duration(100000000).days()).toBe(1)
expect(dayjs.duration(100000000).asDays().toFixed(2)).toBe('1.16')
})

it('negative number', () => {
expect(dayjs.duration(-1).days()).toBe(0)
expect(dayjs.duration(-86399999).asDays()).toBeCloseTo(-0.999999, 4)
})
})

describe('Weeks', () => {
Expand Down