ArgumentLanguageTest.php

<?php

/**
 * @file
 * Contains Drupal\views\Tests\Language\ArgumentLanguageTest.
 */
namespace Drupal\views\Tests\Language;

use Drupal\Core\Language\Language;

/**
 * Tests the argument language handler.
 *
 * @see Drupal\language\Plugin\views\argument\Language.php
 */
class ArgumentLanguageTest extends LanguageTestBase {

  /**
   * Views used by this test.
   *
   * @var array
   */
  public static $testViews = array(
    'test_view',
  );
  public static function getInfo() {
    return array(
      'name' => 'Argument: Language',
      'description' => 'Tests the argument language handler.',
      'group' => 'Views Handlers',
    );
  }

  /**
   * Tests the language argument.
   */
  public function testArgument() {
    $view = views_get_view('test_view');
    foreach (array(
      'en' => 'John',
      'xx-lolspeak' => 'George',
    ) as $langcode => $name) {
      $view
        ->setDisplay();
      $view->displayHandlers['default']
        ->overrideOption('arguments', array(
        'langcode' => array(
          'id' => 'langcode',
          'table' => 'views_test_data',
          'field' => 'langcode',
        ),
      ));
      $this
        ->executeView($view, array(
        $langcode,
      ));
      $expected = array(
        array(
          'name' => $name,
        ),
      );
      $this
        ->assertIdenticalResultset($view, $expected, array(
        'views_test_data_name' => 'name',
      ));
      $view
        ->destroy();
    }
  }

}