Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/dario/Servidor/CodingIt/MyFileRunner/App_con_historico_kuliza/vendor/symfony/filesystem/Tests/LockHandlerTest.php:19 Stack trace: #0 {main} thrown in /home/dario/Servidor/CodingIt/MyFileRunner/App_con_historico_kuliza/vendor/symfony/filesystem/Tests/LockHandlerTest.php on line 19