30 lines
1.2 KiB
TypeScript
30 lines
1.2 KiB
TypeScript
import {
|
|
extractPrimaryLocaleSubtag,
|
|
normalizeAppLocalePreference,
|
|
resolveAppLocale,
|
|
} from '@features/localization/core/domain/localePolicy';
|
|
import { describe, expect, it } from 'vitest';
|
|
|
|
describe('localePolicy', () => {
|
|
it('normalizes unsupported preferences to system', () => {
|
|
expect(normalizeAppLocalePreference('uk')).toBe('system');
|
|
expect(normalizeAppLocalePreference(null)).toBe('system');
|
|
expect(normalizeAppLocalePreference('en')).toBe('en');
|
|
expect(normalizeAppLocalePreference('ru')).toBe('ru');
|
|
});
|
|
|
|
it('extracts the primary locale subtag', () => {
|
|
expect(extractPrimaryLocaleSubtag('en-US')).toBe('en');
|
|
expect(extractPrimaryLocaleSubtag('EN_us')).toBe('en');
|
|
expect(extractPrimaryLocaleSubtag('')).toBeNull();
|
|
});
|
|
|
|
it('resolves system locale to supported primary locale', () => {
|
|
expect(resolveAppLocale({ preference: 'system', systemLocale: 'en-US' })).toBe('en');
|
|
expect(resolveAppLocale({ preference: 'system', systemLocale: 'ru-RU' })).toBe('ru');
|
|
});
|
|
|
|
it('falls back when the system locale is not supported yet', () => {
|
|
expect(resolveAppLocale({ preference: 'system', systemLocale: 'uk-UA' })).toBe('en');
|
|
});
|
|
});
|