Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/erp/office/vendor/maennchen/zipstream-php/test/ZipStreamTest.php:19 Stack trace: #0 {main} thrown in /var/www/erp/office/vendor/maennchen/zipstream-php/test/ZipStreamTest.php on line 19