Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/cgenial/sandbox.cgenial.org/vendor/symfony/phpunit-bridge/Tests/ClockMockTest.php:22 Stack trace: #0 {main} thrown in /home/cgenial/sandbox.cgenial.org/vendor/symfony/phpunit-bridge/Tests/ClockMockTest.php on line 22