Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /srv/disk5/4483316/www/mygrocy.atwebpages.com/packages/mike42/escpos-php/test/unit/EscposPrintBufferTest.php:15 Stack trace: #0 {main} thrown in /srv/disk5/4483316/www/mygrocy.atwebpages.com/packages/mike42/escpos-php/test/unit/EscposPrintBufferTest.php on line 15