Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in E:\www\catalog_frey\qgmvc\v1.0\composer\vendor\textalk\websocket\tests\ServerTest.php:14 Stack trace: #0 {main} thrown in E:\www\catalog_frey\qgmvc\v1.0\composer\vendor\textalk\websocket\tests\ServerTest.php on line 14