import { describe, expect, it } from 'vitest';
import { en } from './i18n/en';
import { ru } from './i18n/ru';
import { errorKey, translate } from './i18n/catalog';

describe('i18n catalog', () => {
  it('has identical keys in en and ru', () => {
    expect(Object.keys(ru).sort()).toEqual(Object.keys(en).sort());
  });

  it('interpolates parameters', () => {
    expect(translate('en', 'game.bag', { n: 7 })).toBe('Bag 7');
    expect(translate('ru', 'game.bag', { n: 7 })).toBe('Мешок 7');
  });

  it('maps error codes to keys with a generic fallback', () => {
    expect(errorKey('not_your_turn')).toBe('error.not_your_turn');
    expect(errorKey('totally_unknown')).toBe('error.generic');
  });
});