@jauntywunderkind/tc39-temporal/test/intl.mjs

TC39 Proposal: Temporal

import Demitasse from '@pipobscure/demitasse';
const { describe, it, report } = Demitasse;

import Pretty from '@pipobscure/demitasse-pretty';
const { reporter } = Pretty;

import Assert from 'assert';
const { ok: assert, equal } = Assert;

import { DateTimeFormat } from '../lib/intl.mjs';
Intl.DateTimeFormat = DateTimeFormat;
import * as Temporal from 'tc39-temporal';

describe('Intl', ()=>{
    describe('absolute.toLocaleString()', ()=>{
        const absolute = Temporal.Absolute.from('1976-11-18T14:23:30Z');
        it(`(${absolute.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${absolute.toLocaleString('en', { timeZone: 'America/New_York' })}`, '11/18/1976, 9:23:30 AM'));
        it(`(${absolute.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${absolute.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '18.11.1976, 15:23:30'));
    });
    describe('datetime.toLocaleString()', ()=>{
        const datetime = Temporal.DateTime.from('1976-11-18T15:23:30');
        it(`(${datetime.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${datetime.toLocaleString('en', { timeZone: 'America/New_York' })}`, '11/18/1976, 3:23:30 PM'));
        it(`(${datetime.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${datetime.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '18.11.1976, 15:23:30'));
    });
    describe('time.toLocaleString()', ()=>{
        const time = Temporal.Time.from('1976-11-18T15:23:30');
        it(`(${time.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${time.toLocaleString('en', { timeZone: 'America/New_York' })}`, '3:23:30 PM'));
        it(`(${time.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${time.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '15:23:30'));
    });
    describe('date.toLocaleString()', ()=>{
        const date = Temporal.Date.from('1976-11-18T15:23:30');
        it(`(${date.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${date.toLocaleString('en', { timeZone: 'America/New_York' })}`, '11/18/1976'));
        it(`(${date.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${date.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '18.11.1976'));
    });
    describe('yearmonth.toLocaleString()', ()=>{
        const yearmonth = Temporal.YearMonth.from('1976-11-18T15:23:30');
        it(`(${yearmonth.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${yearmonth.toLocaleString('en', { timeZone: 'America/New_York' })}`, '11/1976'));
        it(`(${yearmonth.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${yearmonth.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '11.1976'));
    });
    describe('monthday.toLocaleString()', ()=>{
        const monthday = Temporal.MonthDay.from('1976-11-18T15:23:30');
        it(`(${monthday.toString()}).toLocaleString('en-US', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${monthday.toLocaleString('en', { timeZone: 'America/New_York' })}`, '11/18'));
        it(`(${monthday.toString()}).toLocaleString('de-AT', { timeZone: 'Europe/Vienna' })`, ()=>equal(`${monthday.toLocaleString('de', { timeZone: 'Europe/Vienna' })}`, '18.11.'));
    });
});

import { normalize } from 'path';
if (normalize(import.meta.url.slice(8)) === normalize(process.argv[1]))
  report(reporter).then((failed) => process.exit(failed ? 1 : 0));