Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /Applications/MAMP/htdocs/Native/vendor/maennchen/zipstream-php/test/ZipStreamTest.php:28 Stack trace: #0 {main} thrown in /Applications/MAMP/htdocs/Native/vendor/maennchen/zipstream-php/test/ZipStreamTest.php on line 28