Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Apache24\htdocs\anteriores\apifac\vendor\laravel\framework\tests\Validation\ValidationFactoryTest.php:13 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\anteriores\apifac\vendor\laravel\framework\tests\Validation\ValidationFactoryTest.php on line 13