Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in C:\laragon\www\pizzademarca\vendor\cboden\ratchet\tests\unit\Server\IoConnectionTest.php:8 Stack trace: #0 {main} thrown in C:\laragon\www\pizzademarca\vendor\cboden\ratchet\tests\unit\Server\IoConnectionTest.php on line 8