Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/palabrebel/www/kimai/tests/Export/Spreadsheet/Extractor/UserPreferenceExtractorTest.php:24 Stack trace: #0 {main} thrown in /home/palabrebel/www/kimai/tests/Export/Spreadsheet/Extractor/UserPreferenceExtractorTest.php on line 24