Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /data/htmlwww/wookteam/vendor/sebastian/diff/tests/Utils/UnifiedDiffAssertTraitIntegrationTest.php:29 Stack trace: #0 {main} thrown in /data/htmlwww/wookteam/vendor/sebastian/diff/tests/Utils/UnifiedDiffAssertTraitIntegrationTest.php on line 29