41 lines
1.4 KiB
JavaScript
41 lines
1.4 KiB
JavaScript
import { expect } from '@open-wc/testing';
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import sinon from 'sinon';
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import { LocalizeManager } from '../src/LocalizeManager.js';
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import { localize, setLocalize } from '../src/localize.js';
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describe('localize', () => {
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// this is an important mindset:
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// we don't test the singleton
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// we check that it is an instance of the right class
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// we test newly created instances of this class separately
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// this allows to avoid any side effects caused by changing singleton state between tests
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it('is an instance of LocalizeManager', () => {
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expect(localize).to.be.an.instanceOf(LocalizeManager);
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});
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it('is overridable globally', () => {
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const oldLocalize = localize;
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const oldLocalizeTeardown = localize.teardown;
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localize.teardown = sinon.spy();
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const newLocalize = /** @type {LocalizeManager} */ ({ teardown: () => {} });
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setLocalize(newLocalize);
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expect(localize).to.equal(newLocalize);
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// @ts-ignore since we're testing another reference to the same global instance
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expect(oldLocalize.teardown.callCount).to.equal(1);
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setLocalize(oldLocalize);
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localize.teardown = oldLocalizeTeardown;
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});
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it('is configured to automatically load namespaces if locale is changed', () => {
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expect(localize._autoLoadOnLocaleChange).to.equal(true);
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});
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it('is configured to fallback to the locale "en-GB"', () => {
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expect(localize._fallbackLocale).to.equal('en-GB');
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});
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});
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