92 lines
2.6 KiB
JavaScript
92 lines
2.6 KiB
JavaScript
/**
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* Tests for js/i18n.js
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*/
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import { test, describe, assertEquals, assertTrue } from './test-runner.js'
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import { i18n, t } from '../js/i18n.js'
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describe('i18n.getNestedValue', () => {
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const obj = {
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home: {
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title: 'Welcome',
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nested: {
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deep: 'Deep Value'
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}
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},
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simple: 'Simple Value'
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}
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test('gets top-level value', () => {
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assertEquals(i18n.getNestedValue(obj, 'simple'), 'Simple Value')
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})
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test('gets nested value', () => {
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assertEquals(i18n.getNestedValue(obj, 'home.title'), 'Welcome')
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})
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test('gets deeply nested value', () => {
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assertEquals(i18n.getNestedValue(obj, 'home.nested.deep'), 'Deep Value')
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})
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test('returns undefined for missing key', () => {
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assertEquals(i18n.getNestedValue(obj, 'missing'), undefined)
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})
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test('returns undefined for missing nested key', () => {
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assertEquals(i18n.getNestedValue(obj, 'home.missing'), undefined)
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})
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})
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describe('i18n.t (translation)', () => {
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// Note: These tests require translations to be loaded
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// They test the parameter interpolation logic
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test('returns key if translation missing', () => {
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const result = i18n.t('this.key.does.not.exist')
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assertEquals(result, 'this.key.does.not.exist')
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})
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})
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describe('i18n.getLocale', () => {
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test('returns current locale', () => {
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const locale = i18n.getLocale()
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assertTrue(['de', 'en', 'fr'].includes(locale))
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})
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})
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describe('i18n.getSupportedLocales', () => {
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test('returns array of supported locales', () => {
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const locales = i18n.getSupportedLocales()
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assertTrue(Array.isArray(locales))
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assertTrue(locales.includes('de'))
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assertTrue(locales.includes('en'))
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assertTrue(locales.includes('fr'))
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})
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})
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describe('i18n.getLocaleDisplayName', () => {
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test('returns Deutsch for de', () => {
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assertEquals(i18n.getLocaleDisplayName('de'), 'Deutsch')
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})
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test('returns English for en', () => {
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assertEquals(i18n.getLocaleDisplayName('en'), 'English')
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})
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test('returns Français for fr', () => {
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assertEquals(i18n.getLocaleDisplayName('fr'), 'Français')
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})
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test('returns locale code for unknown locale', () => {
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assertEquals(i18n.getLocaleDisplayName('xx'), 'xx')
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})
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})
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describe('i18n.subscribe', () => {
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test('returns unsubscribe function', () => {
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const unsubscribe = i18n.subscribe(() => {})
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assertEquals(typeof unsubscribe, 'function')
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unsubscribe()
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})
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})
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