73 lines
2.5 KiB
JavaScript
73 lines
2.5 KiB
JavaScript
const expect = chai.expect;
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import { l10n } from '../app/localization.js';
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describe('Localization', function () {
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'use strict';
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describe('language selection', function () {
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let origNavigator;
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beforeEach(function () {
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// window.navigator is a protected read-only property in many
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// environments, so we need to redefine it whilst running these
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// tests.
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origNavigator = Object.getOwnPropertyDescriptor(window, 'navigator');
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if (origNavigator === undefined) {
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// Object.getOwnPropertyDescriptor() doesn't work
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// properly in any version of IE
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this.skip();
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}
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Object.defineProperty(window, 'navigator', { value: {} });
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if (window.navigator.languages !== undefined) {
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// Object.defineProperty() doesn't work properly in old
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// versions of Chrome
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this.skip();
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}
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window.navigator.languages = [];
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});
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afterEach(function () {
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Object.defineProperty(window, 'navigator', origNavigator);
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});
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it('should use English by default', function () {
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expect(l10n.language).to.equal('en');
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});
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it('should use English if no user language matches', function () {
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window.navigator.languages = ['nl', 'de'];
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l10n.setup(['es', 'fr']);
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expect(l10n.language).to.equal('en');
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});
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it('should use the most preferred user language', function () {
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window.navigator.languages = ['nl', 'de', 'fr'];
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l10n.setup(['es', 'fr', 'de']);
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expect(l10n.language).to.equal('de');
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});
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it('should prefer sub-languages languages', function () {
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window.navigator.languages = ['pt-BR'];
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l10n.setup(['pt', 'pt-BR']);
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expect(l10n.language).to.equal('pt-BR');
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});
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it('should fall back to language "parents"', function () {
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window.navigator.languages = ['pt-BR'];
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l10n.setup(['fr', 'pt', 'de']);
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expect(l10n.language).to.equal('pt');
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});
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it('should not use specific language when user asks for a generic language', function () {
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window.navigator.languages = ['pt', 'de'];
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l10n.setup(['fr', 'pt-BR', 'de']);
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expect(l10n.language).to.equal('de');
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});
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it('should handle underscore as a separator', function () {
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window.navigator.languages = ['pt-BR'];
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l10n.setup(['pt_BR']);
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expect(l10n.language).to.equal('pt_BR');
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});
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it('should handle difference in case', function () {
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window.navigator.languages = ['pt-br'];
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l10n.setup(['pt-BR']);
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expect(l10n.language).to.equal('pt-BR');
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});
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});
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});
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