Fatal error: Uncaught Error: Class 'Neos\Flow\Tests\UnitTestCase' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Application/Neos.Media/Tests/Unit/Domain/Service/AssetVariantGeneratorTest.php:29 Stack trace: #0 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Application/Neos.Media/Tests/Unit/Domain/Service/AssetVariantGeneratorTest.php on line 29