Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/devypfrfhn/corporation-https.fr/vendor/phar-io/manifest/tests/values/AuthorTest.php:20 Stack trace: #0 {main} thrown in /home/devypfrfhn/corporation-https.fr/vendor/phar-io/manifest/tests/values/AuthorTest.php on line 20