Fatal error: Uncaught Error: Class 'Tests\TestCase' not found in /var/www/html/sigo-laravel/tests/Feature/Financeiro/Cobranca/NegociacaoServiceTest.php:11 Stack trace: #0 {main} thrown in /var/www/html/sigo-laravel/tests/Feature/Financeiro/Cobranca/NegociacaoServiceTest.php on line 11