Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/informad/informadoscms.informadoscv.com/informados/vendor_1/maennchen/zipstream-php/test/CallbackOutputTest.php:13 Stack trace: #0 {main} thrown in /home/informad/informadoscms.informadoscv.com/informados/vendor_1/maennchen/zipstream-php/test/CallbackOutputTest.php on line 13