InstallerLanguageTest.php

<?php

declare (strict_types=1);
namespace Drupal\KernelTests\Core\Installer;

use Drupal\Core\Extension\ProfileExtensionList;
use Drupal\Core\StringTranslation\Translator\FileTranslation;
use Drupal\KernelTests\KernelTestBase;
use PHPUnit\Framework\Attributes\Group;
use PHPUnit\Framework\Attributes\RunTestsInSeparateProcesses;

/**
 * Tests for installer language support.
 */
class InstallerLanguageTest extends KernelTestBase {
  
  /**
   * Tests that the installer can find translation files.
   */
  public function testInstallerTranslationFiles() : void {
    // Different translation files would be found depending on which language
    // we are looking for.
    $expected_translation_files = [
      [
        NULL,
        [
          'drupal-8.0.0-beta2.hu.po',
          'drupal-8.0.0.de.po',
          'drupal-8.0.x.fr-CA.po',
        ],
      ],
      [
        'de',
        [
          'drupal-8.0.0.de.po',
        ],
      ],
      [
        'fr-CA',
        [
          'drupal-8.0.x.fr-CA.po',
        ],
      ],
      [
        'hu',
        [
          'drupal-8.0.0-beta2.hu.po',
        ],
      ],
      [
        'it',
        [],
      ],
    ];
    // Hardcode the fixtures location as we don't yet know where it is.
    // @todo Remove as part of https://www.drupal.org/node/2186491
    $file_translation = new FileTranslation('core/tests/fixtures/files/translations', $this->container
      ->get('file_system'));
    foreach ($expected_translation_files as $data) {
      [$langcode, $files_expected] = $data;
      $files_found = $file_translation->findTranslationFiles($langcode);
      $this->assertSameSize($files_expected, $files_found, count($files_expected) . ' installer languages found.');
      foreach ($files_found as $file) {
        $this->assertContains($file->filename, $files_expected, $file->filename . ' found.');
      }
    }
  }
  
  /**
   * Tests profile info caching in non-English languages.
   */
  public function testInstallerTranslationCache() : void {
    require_once 'core/includes/install.inc';
    // Prime the \Drupal\Core\Extension\ExtensionList::getPathname() static
    // cache with the location of the testing profile as it isn't the currently
    // active profile and we don't yet have any cached way to retrieve its
    // location.
    // @todo Remove as part of https://www.drupal.org/node/2186491
    $profile_list = \Drupal::service('extension.list.profile');
    assert($profile_list instanceof ProfileExtensionList);
    $profile_list->setPathname('testing', 'core/profiles/tests/testing/testing.info.yml');
    $info_en = install_profile_info('testing', 'en');
    $info_nl = install_profile_info('testing', 'nl');
    $this->assertNotContains('locale', $info_en['install'], 'Locale is not set when installing in English.');
    $this->assertContains('locale', $info_nl['install'], 'Locale is set when installing in Dutch.');
  }

}