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text-formatters.spec.js
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text-formatters.spec.js
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import { test, given } from 'sazerac'
import sinon from 'sinon'
import {
starRating,
currencyFromCode,
ordinalNumber,
metric,
omitv,
addv,
maybePluralize,
formatDate,
formatRelativeDate,
} from './text-formatters.js'
describe('Text formatters', function () {
test(starRating, () => {
given(4.9).expect('★★★★★')
given(3.7).expect('★★★¾☆')
given(2.566).expect('★★½☆☆')
given(2.2).expect('★★¼☆☆')
given(3).expect('★★★☆☆')
given(2, 4).expect('★★☆☆')
})
test(currencyFromCode, () => {
given('CNY').expect('¥')
given('EUR').expect('€')
given('GBP').expect('₤')
given('USD').expect('$')
given('AUD').expect('AUD')
})
test(ordinalNumber, () => {
given(2).expect('2ⁿᵈ')
given(11).expect('11ᵗʰ')
given(23).expect('23ʳᵈ')
given(131).expect('131ˢᵗ')
})
test(metric, () => {
/* eslint-disable no-loss-of-precision */
/* eslint-disable @typescript-eslint/no-loss-of-precision */
given(999).expect('999')
given(1000).expect('1k')
given(1100).expect('1.1k')
given(10100).expect('10k')
given(999499).expect('999k')
given(999500).expect('1M')
given(1100000).expect('1.1M')
given(1578896212).expect('1.6G')
given(20000000000).expect('20G')
given(15788962120).expect('16G')
given(9949999999999).expect('9.9T')
given(9950000000001).expect('10T')
given(4000000000000001).expect('4P')
given(4200000000000001).expect('4.2P')
given(7100700010058000200).expect('7.1E')
given(71007000100580002000).expect('71E')
given(1000000000000000000000).expect('1Z')
given(1100000000000000000000).expect('1.1Z')
given(2222222222222222222222222).expect('2.2Y')
given(22222222222222222222222222).expect('22Y')
/* eslint-enable */
})
test(omitv, () => {
given('hello').expect('hello')
given('v1.0.1').expect('1.0.1')
})
test(addv, () => {
given(9).expect('v9')
given(0.1).expect('v0.1')
given('1.0.0').expect('v1.0.0')
given('v0.6').expect('v0.6')
given('hello').expect('hello')
given('2017-05-05-Release-2.3.17').expect('2017-05-05-Release-2.3.17')
})
test(maybePluralize, () => {
given('foo', []).expect('foos')
given('foo', [123]).expect('foo')
given('foo', [123, 456]).expect('foos')
given('foo', undefined).expect('foos')
given('box', [], 'boxes').expect('boxes')
given('box', [123], 'boxes').expect('box')
given('box', [123, 456], 'boxes').expect('boxes')
given('box', undefined, 'boxes').expect('boxes')
})
test(formatDate, () => {
given(1465513200000)
.describe('when given a timestamp in june 2016')
.expect('june 2016')
})
context('in october', function () {
let clock
beforeEach(function () {
clock = sinon.useFakeTimers(new Date(2017, 9, 15).getTime())
})
afterEach(function () {
clock.restore()
})
test(formatDate, () => {
given(new Date(2017, 0, 1).getTime())
.describe('when given the beginning of this year')
.expect('january')
})
})
context('in october', function () {
let clock
beforeEach(function () {
clock = sinon.useFakeTimers(new Date(2018, 9, 29).getTime())
})
afterEach(function () {
clock.restore()
})
test(formatRelativeDate, () => {
given(new Date(2018, 9, 31).getTime() / 1000)
.describe('when given the end of october')
.expect('in 2 days')
})
test(formatRelativeDate, () => {
given(new Date(2018, 9, 1).getTime() / 1000)
.describe('when given the beginning of october')
.expect('a month ago')
})
})
})