import { describe, test, expect } from '@jest/globals';
import * as Entities from '#js/util/Entities.js';
import { handleRetriesFor } from '#js/util/Retries.js';
import '#js/util/asyncLoad/esm.js';

describe('Entities translation', () => {
  test('translate()', async () => {
    expect(Entities.translate('a')).toBe('a');
    expect(Entities.translate('a')).toBe('a');
    expect(Entities.translate('&')).toBe('&');
    await expect(
      handleRetriesFor(() => Entities.translate('&xyz;'))
    ).resolves.toBe('&xyz;'); // no such entity
    await expect(
      handleRetriesFor(() => Entities.translate('≈'))
    ).resolves.toBe('\u2248'); // load a.js
    await expect(
      handleRetriesFor(() => Entities.translate('ℬ'))
    ).resolves.toBe('\u212C'); // load scr.js
    Entities.remove('approx');
    expect(Entities.translate('≈')).toBe('≈'); // undefined entities remain unchanged
    Entities.options.loadMissingEntities = false;
    expect(Entities.translate('⋀')).toBe('⋀'); // don't load b.js
  });
});