LanguageBlockSettingsVisibilityTest.php

<?php

declare (strict_types=1);
namespace Drupal\Tests\language\Functional;

use Drupal\Tests\BrowserTestBase;

/**
 * Tests that the language settings on block config appears correctly.
 *
 * @group language
 */
class LanguageBlockSettingsVisibilityTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'block',
    'language',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  public function testUnnecessaryLanguageSettingsVisibility() : void {
    $admin_user = $this->drupalCreateUser([
      'administer languages',
      'access administration pages',
      'administer blocks',
    ]);
    $this->drupalLogin($admin_user);
    $this->drupalGet('admin/config/regional/language/add');
    $this->submitForm([
      'predefined_langcode' => 'hu',
    ], 'Add language');
    $this->drupalGet('admin/structure/block/add/system_menu_block:admin/stark');
    $this->assertSession()
      ->fieldNotExists("edit-visibility-language-langcodes-und");
    $this->assertSession()
      ->fieldNotExists("edit-visibility-language-langcodes-zxx");
    $this->assertSession()
      ->fieldExists("edit-visibility-language-langcodes-en");
    $this->assertSession()
      ->fieldExists("edit-visibility-language-langcodes-hu");
  }

}