Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/app/htdocs/ninja/vendor/symfony/http-foundation/Tests/Session/Storage/Handler/PdoSessionHandlerTest.php:21
Stack trace:
#0 {main}
thrown in /home/app/htdocs/ninja/vendor/symfony/http-foundation/Tests/Session/Storage/Handler/PdoSessionHandlerTest.php on line 21