Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/steevedfem/ekolaweb/vendor/composer/installers/tests/Composer/Installers/Test/TestCase.php:22 Stack trace: #0 {main} thrown in /home/steevedfem/ekolaweb/vendor/composer/installers/tests/Composer/Installers/Test/TestCase.php on line 22