Issue #3151520 by adityasingh, pavnish, daffie, alexpott: Replace the database...

namespace Drupal\Tests\user\Kernel;

use Drupal\Core\Database\Database;

use Drupal\KernelTests\KernelTestBase;

/**

   * Test that the initial users have correct values.

   */

  public function testUserInstall() {

    $result = Database::getConnection()->query('SELECT u.uid, u.uuid, u.langcode, uf.status FROM {users} u INNER JOIN {users_field_data} uf ON u.uid=uf.uid ORDER BY u.uid')

      ->fetchAllAssoc('uid');

    $anon = $result[0];

    $admin = $result[1];

    $this->assertFalse(empty($anon->uuid), 'Anon user has a UUID');

    $this->assertFalse(empty($admin->uuid), 'Admin user has a UUID');

    $user_ids = \Drupal::entityQuery('user')->sort('uid')->execute();

    $users = \Drupal::entityTypeManager()->getStorage('user')->loadMultiple($user_ids);

    $anon = $users[0];

    $admin = $users[1];

    $this->assertNotEmpty($anon->uuid(), 'Anon user has a UUID');

    $this->assertNotEmpty($admin->uuid(), 'Admin user has a UUID');

    // Test that the anonymous and administrators languages are equal to the

    // site's default language.

    $this->assertEqual($anon->langcode, \Drupal::languageManager()->getDefaultLanguage()->getId());

    $this->assertEqual($admin->langcode, \Drupal::languageManager()->getDefaultLanguage()->getId());

    $this->assertEquals('en', $anon->language()->getId());

    $this->assertEquals('en', $admin->language()->getId());

    // Test that the administrator is active.

    $this->assertEqual($admin->status, 1);

    $this->assertTrue($admin->isActive());

    // Test that the anonymous user is blocked.

    $this->assertEqual($anon->status, 0);

    $this->assertTrue($anon->isBlocked());

  }

}