class SearchMultilingualTest

class SearchMultilingualTest extends ViewTestBase {
  use CronRunTrait;
  
  /**
   * Modules to enable.
   *
   * @var array
   */
  protected static $modules = [
    'node',
    'search',
    'language',
    'content_translation',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = [
    'test_search',
  ];
  
  /**
   * Tests search with multilingual nodes.
   */
  public function testMultilingualSearchFilter() {
    // Create a user with admin for languages, content, and content types, plus
    // the ability to access content and searches.
    $user = $this->drupalCreateUser([
      'administer nodes',
      'administer content types',
      'administer languages',
      'administer content translation',
      'access content',
      'search content',
    ]);
    $this->drupalLogin($user);
    // Add Spanish language programmatically.
    ConfigurableLanguage::createFromLangcode('es')->save();
    // Create a content type and make it translatable.
    $type = $this->drupalCreateContentType();
    $edit = [
      'language_configuration[language_alterable]' => TRUE,
    ];
    $this->drupalGet('admin/structure/types/manage/' . $type->id());
    $this->submitForm($edit, 'Save content type');
    $edit = [
      'entity_types[node]' => TRUE,
      'settings[node][' . $type->id() . '][translatable]' => TRUE,
      'settings[node][' . $type->id() . '][fields][title]' => TRUE,
      'settings[node][' . $type->id() . '][fields][body]' => TRUE,
    ];
    $this->drupalGet('admin/config/regional/content-language');
    $this->submitForm($edit, 'Save configuration');
    // Add a node in English, with title "sandwich".
    $values = [
      'title' => 'sandwich',
      'type' => $type->id(),
    ];
    $node = $this->drupalCreateNode($values);
    // "Translate" this node into Spanish, with title "pizza".
    $node->addTranslation('es', [
      'title' => 'pizza',
      'status' => NodeInterface::PUBLISHED,
    ]);
    $node->save();
    // Run cron so that the search index tables are updated.
    $this->cronRun();
    // Test the keyword filter by visiting the page.
    // The views are in the test view 'test_search', and they just display the
    // titles of the nodes in the result, as links.
    // Page with a keyword filter of 'pizza'. This should find the Spanish
    // translated node, which has 'pizza' in the title, but not the English
    // one, which does not have the word 'pizza' in it.
    $this->drupalGet('test-filter');
    $this->assertSession()
      ->linkExists('pizza', 0, 'Found translation with matching title');
    $this->assertSession()
      ->linkNotExists('sandwich', 'Did not find translation with non-matching title');
  }

}