Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/w/extensions/Wikibase/repo/domains/search/tests/phpunit/Application/UseCases/SimplePropertySearch/SimplePropertySearchTest.php:20 Stack trace: #0 {main} thrown in /var/www/html/w/extensions/Wikibase/repo/domains/search/tests/phpunit/Application/UseCases/SimplePropertySearch/SimplePropertySearchTest.php on line 20