Fatal error: Uncaught Error: Class "Tests\TestCase" not found in /home/peekizt/www/src/OldRealEstateAssociate/Simulation/Tests/Features/SimulationRepositoryTest.php:18 Stack trace: #0 {main} thrown in /home/peekizt/www/src/OldRealEstateAssociate/Simulation/Tests/Features/SimulationRepositoryTest.php on line 18