4180912538
The utility functions `formatNumber`, `formatPercent`, `formatCurrency`, and `formatDate` used by the number, percent, currency and date pipes are now available for developers who want to use them outside of templates. Fixes #20536 PR Close #22423
92 lines
4.0 KiB
TypeScript
92 lines
4.0 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import localeCaESVALENCIA from '@angular/common/locales/ca-ES-VALENCIA';
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import localeEn from '@angular/common/locales/en';
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import localeFr from '@angular/common/locales/fr';
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import localeZh from '@angular/common/locales/zh';
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import localeFrCA from '@angular/common/locales/fr-CA';
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import localeEnAU from '@angular/common/locales/en-AU';
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import {registerLocaleData} from '../../src/i18n/locale_data';
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import {findLocaleData, getCurrencySymbol, getLocaleDateFormat, FormatWidth, getNumberOfCurrencyDigits} from '../../src/i18n/locale_data_api';
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{
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describe('locale data api', () => {
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beforeAll(() => {
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registerLocaleData(localeCaESVALENCIA);
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registerLocaleData(localeEn);
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registerLocaleData(localeFr);
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registerLocaleData(localeFrCA);
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registerLocaleData(localeFr, 'fake-id');
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registerLocaleData(localeFrCA, 'fake_Id2');
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registerLocaleData(localeZh);
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registerLocaleData(localeEnAU);
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});
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describe('findLocaleData', () => {
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it('should throw if the LOCALE_DATA for the chosen locale or its parent locale is not available',
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() => {
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expect(() => findLocaleData('pt-AO'))
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.toThrowError(/Missing locale data for the locale "pt-AO"/);
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});
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it('should return english data if the locale is en-US',
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() => { expect(findLocaleData('en-US')).toEqual(localeEn); });
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it('should return the exact LOCALE_DATA if it is available',
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() => { expect(findLocaleData('fr-CA')).toEqual(localeFrCA); });
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it('should return the parent LOCALE_DATA if it exists and exact locale is not available',
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() => { expect(findLocaleData('fr-BE')).toEqual(localeFr); });
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it(`should find the LOCALE_DATA even if the locale id is badly formatted`, () => {
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expect(findLocaleData('ca-ES-VALENCIA')).toEqual(localeCaESVALENCIA);
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expect(findLocaleData('CA_es_Valencia')).toEqual(localeCaESVALENCIA);
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});
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it(`should find the LOCALE_DATA if the locale id was registered`, () => {
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expect(findLocaleData('fake-id')).toEqual(localeFr);
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expect(findLocaleData('fake_iD')).toEqual(localeFr);
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expect(findLocaleData('fake-id2')).toEqual(localeFrCA);
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});
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});
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describe('getting currency symbol', () => {
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it('should return the correct symbol', () => {
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expect(getCurrencySymbol('USD', 'wide')).toEqual('$');
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expect(getCurrencySymbol('USD', 'narrow')).toEqual('$');
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expect(getCurrencySymbol('AUD', 'wide')).toEqual('A$');
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expect(getCurrencySymbol('AUD', 'narrow')).toEqual('$');
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expect(getCurrencySymbol('CRC', 'wide')).toEqual('CRC');
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expect(getCurrencySymbol('CRC', 'narrow')).toEqual('₡');
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expect(getCurrencySymbol('unexisting_ISO_code', 'wide')).toEqual('unexisting_ISO_code');
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expect(getCurrencySymbol('unexisting_ISO_code', 'narrow')).toEqual('unexisting_ISO_code');
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expect(getCurrencySymbol('USD', 'wide', 'en-AU')).toEqual('USD');
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expect(getCurrencySymbol('USD', 'narrow', 'en-AU')).toEqual('$');
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expect(getCurrencySymbol('AUD', 'wide', 'en-AU')).toEqual('$');
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expect(getCurrencySymbol('AUD', 'narrow', 'en-AU')).toEqual('$');
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expect(getCurrencySymbol('USD', 'wide', 'fr')).toEqual('$US');
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});
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});
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describe('getNbOfCurrencyDigits', () => {
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it('should return the correct value', () => {
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expect(getNumberOfCurrencyDigits('USD')).toEqual(2);
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expect(getNumberOfCurrencyDigits('IDR')).toEqual(0);
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expect(getNumberOfCurrencyDigits('BHD')).toEqual(3);
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expect(getNumberOfCurrencyDigits('unexisting_ISO_code')).toEqual(2);
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});
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});
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describe('getLastDefinedValue', () => {
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it('should find the last defined date format when format not defined',
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() => { expect(getLocaleDateFormat('zh', FormatWidth.Long)).toEqual('y年M月d日'); });
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});
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});
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}
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