namespace Drupal\Tests\Component\Utility;
-use Drupal\Tests\UnitTestCase;
use Drupal\Component\Utility\Unicode;
+use PHPUnit\Framework\TestCase;
/**
* Test unicode handling features implemented in Unicode component.
*
* @coversDefaultClass \Drupal\Component\Utility\Unicode
*/
-class UnicodeTest extends UnitTestCase {
+class UnicodeTest extends TestCase {
/**
* {@inheritdoc}