ConfigDraggableListBuilderTest.php

<?php

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

use Drupal\Component\Utility\Html;
use Drupal\Tests\BrowserTestBase;
use Drupal\user\Entity\Role;

/**
 * Tests draggable list builder.
 *
 * @group config
 */
class ConfigDraggableListBuilderTest extends BrowserTestBase {
  
  /**
   * {@inheritdoc}
   */
  protected static $modules = [
    'config_test',
  ];
  
  /**
   * {@inheritdoc}
   */
  protected $defaultTheme = 'stark';
  
  /**
   * Tests draggable lists.
   */
  public function testDraggableList() : void {
    $this->drupalLogin($this->drupalCreateUser([
      'administer permissions',
    ]));
    // Create more than 50 roles.
    for ($i = 0; $i < 51; $i++) {
      $role = Role::create([
        'id' => 'role_' . $i,
        'label' => "Role {$i}",
      ]);
      $role->save();
    }
    // Navigate to Roles page
    $this->drupalGet('admin/people/roles');
    // Test for the page title.
    $this->assertSession()
      ->titleEquals('Roles | Drupal');
    // Count the number of rows in table.
    $rows = $this->xpath('//form[@class="user-admin-roles-form"]/table/tbody/tr');
    $this->assertGreaterThan(50, count($rows));
    for ($i = 0; $i < 51; $i++) {
      $this->assertSession()
        ->pageTextContains("Role {$i}");
    }
    $role = Role::load('role_0');
    $role_name = 'Role <b>0</b>';
    $role->set('label', $role_name)
      ->save();
    $this->drupalGet('admin/people/roles');
    $this->assertSession()
      ->responseContains('<td>' . Html::escape($role_name));
  }

}