Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in /home/slsparamedicalco/public_html/vendor/psy/psysh/test/Psy/Test/Util/StrTest.php:16 Stack trace: #0 {main} thrown in /home/slsparamedicalco/public_html/vendor/psy/psysh/test/Psy/Test/Util/StrTest.php on line 16