Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/apache/dev/cal/tests/AgenDAV/Controller/Calendars/InputHandlers/SharesTest.php:6 Stack trace: #0 {main} thrown in /var/www/apache/dev/cal/tests/AgenDAV/Controller/Calendars/InputHandlers/SharesTest.php on line 6