use Drupal\content_moderation\ContentPreprocess;
use Drupal\Core\Routing\CurrentRouteMatch;
use Drupal\node\Entity\Node;
+use Drupal\Tests\UnitTestCase;
/**
* @coversDefaultClass \Drupal\content_moderation\ContentPreprocess
*
* @group content_moderation
*/
-class ContentPreprocessTest extends \PHPUnit_Framework_TestCase {
+class ContentPreprocessTest extends UnitTestCase {
/**
* @covers ::isLatestVersionPage