74 lines
1.9 KiB
JavaScript
74 lines
1.9 KiB
JavaScript
import { strictEqual } from 'assert'
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import { describe, it } from 'mocha'
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import { Duration } from '../dist/index.js'
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describe('Duration', () => {
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describe('Basics', () => {
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it('as unit', () => {
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const d = new Duration(0.5, 'year')
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strictEqual(d.asMilliseconds(), (1000 * 60 * 60 * 24 * 365.25) / 2)
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strictEqual(d.asSeconds(), (60 * 60 * 24 * 365.25) / 2)
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strictEqual(d.asMinutes(), (60 * 24 * 365.25) / 2)
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strictEqual(d.asHours(), (24 * 365.25) / 2)
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strictEqual(d.asDays(), 365.25 / 2)
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strictEqual(d.asWeeks(), 365.25 / 7 / 2)
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strictEqual(d.asYears(), 0.5)
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})
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it('add / subtract', () => {
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const d = new Duration(1, 'day')
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d.add(4, 'hours')
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strictEqual(d.asHours(), 28)
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d.subtract(0.5, 'day')
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strictEqual(d.asHours(), 16)
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})
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it('exact units', () => {
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const d = new Duration(1, 'day')
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d.add(42, 'milliseconds')
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strictEqual(d.milliseconds(), 42)
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d.add(5, 'seconds')
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strictEqual(d.seconds(), 5)
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d.add(27, 'minutes')
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strictEqual(d.minutes(), 27)
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d.add(8, 'hours')
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strictEqual(d.hours(), 8)
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d.add(3, 'days')
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strictEqual(d.days(), 4)
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d.add(17, 'weeks')
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strictEqual(d.weeks(), 17)
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d.add(2, 'years')
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strictEqual(d.years(), 2)
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})
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})
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describe('Humanize', () => {
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it('few minutes', () => {
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strictEqual(new Duration(2, 'minutes').humanize(), 'a few minutes')
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strictEqual(new Duration(16, 'minutes').humanize(), '16 minutes')
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strictEqual(new Duration(30, 'seconds').humanize(), 'a moment')
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})
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it('custom humanizer', () => {
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const humanizer = [
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[(d) => d.days() > 0, (d) => `yus for ${d.days()}`],
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[() => true, () => 'cool'],
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]
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const d = new Duration(5, 'minutes')
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strictEqual(d.humanize(humanizer), 'cool')
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d.add(2, 'days')
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strictEqual(d.humanize(humanizer), `yus for 2`)
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})
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})
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})
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