Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/public/git/vendor/gitonomy/gitlib/tests/Gitonomy/Git/Tests/AbstractTest.php:19 Stack trace: #0 {main} thrown in /var/www/public/git/vendor/gitonomy/gitlib/tests/Gitonomy/Git/Tests/AbstractTest.php on line 19