Fatal error: Uncaught Error: Class "Illuminate\Tests\Integration\Database\DatabaseTestCase" not found in E:\install\laragon\www\extranet_camed\vendor\laravel\framework\tests\Integration\Validation\ValidatorTest.php:15 Stack trace: #0 {main} thrown in E:\install\laragon\www\extranet_camed\vendor\laravel\framework\tests\Integration\Validation\ValidatorTest.php on line 15