inula/packages/inula-intl/tests/core/I18n.test.ts

137 lines
3.7 KiB
TypeScript

/*
* Copyright (c) 2023 Huawei Technologies Co.,Ltd.
*
* openInula is licensed under Mulan PSL v2.
* You can use this software according to the terms and conditions of the Mulan PSL v2.
* You may obtain a copy of Mulan PSL v2 at:
*
* http://license.coscl.org.cn/MulanPSL2
*
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
* See the Mulan PSL v2 for more details.
*/
import I18n from '../../src/core/I18n';
describe('I18n', () => {
it('load catalog and merge with existing', () => {
const i18n = new I18n({});
const messages = {
Hello: 'Hello',
};
i18n.loadMessage('en', messages);
i18n.changeLanguage('en');
expect(i18n.messages).toEqual(messages);
i18n.loadMessage('fr', { Hello: 'Salut' });
expect(i18n.messages).toEqual(messages);
});
it('should load multiple language ', function () {
const enMessages = {
Hello: 'Hello',
};
const frMessage = {
Hello: 'Salut',
};
const intl = new I18n({});
intl.loadMessage({
en: enMessages,
fr: frMessage,
});
intl.changeLanguage('en');
expect(intl.messages).toEqual(enMessages);
intl.changeLanguage('fr');
expect(intl.messages).toEqual(frMessage);
});
it('should switch active locale', () => {
const messages = {
Hello: 'Salut',
};
const i18n = new I18n({
locale: 'en',
messages: {
fr: messages,
en: {},
},
});
expect(i18n.locale).toEqual('en');
expect(i18n.messages).toEqual({});
i18n.changeLanguage('fr');
expect(i18n.locale).toEqual('fr');
expect(i18n.messages).toEqual(messages);
});
it('should switch active locale', () => {
const messages = {
Hello: 'Salut',
};
const i18n = new I18n({
locale: 'en',
messages: {
en: messages,
fr: {},
},
});
i18n.changeLanguage('en');
expect(i18n.locale).toEqual('en');
expect(i18n.messages).toEqual(messages);
i18n.changeLanguage('fr');
expect(i18n.locale).toEqual('fr');
expect(i18n.messages).toEqual({});
});
it('._ allow escaping syntax characters', () => {
const messages = {
'My \'\'name\'\' is \'{name}\'': 'Mi \'\'nombre\'\' es \'{name}\'',
};
const i18n = new I18n({
locale: 'es',
messages: { es: messages },
});
expect(i18n.formatMessage('My \'\'name\'\' is \'{name}\'')).toEqual('Mi \'nombre\' es {name}');
});
it('._ should format message from catalog', function () {
const messages = {
Hello: 'Salut',
id: 'Je m\'appelle {name}',
};
const i18n = new I18n({
locale: 'fr',
messages: { fr: messages },
});
expect(i18n.locale).toEqual('fr');
expect(i18n.formatMessage('Hello')).toEqual('Salut');
expect(i18n.formatMessage('id', { name: 'Fred' })).toEqual('Je m\'appelle Fred');
});
it('should return the formatted date and time', () => {
const i18n = new I18n({
locale: 'fr',
});
const formattedDateTime = i18n.formatDate('2023-06-06T07:53:54.465Z', {
dateStyle: 'full',
timeStyle: 'short',
});
expect(typeof formattedDateTime).toBe('string');
expect(formattedDateTime).toEqual('mardi 6 juin 2023 à 15:53');
});
it('should return the formatted number', () => {
const i18n = new I18n({
locale: 'en',
});
const formattedNumber = i18n.formatNumber(123456.789, { style: 'currency', currency: 'USD' });
expect(typeof formattedNumber).toBe('string');
expect(formattedNumber).toEqual('$123,456.79');
});
});