Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Apache24\htdocs\laravelcurso\vendor\symfony\translation\Tests\PluralizationRulesTest.php:30 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\laravelcurso\vendor\symfony\translation\Tests\PluralizationRulesTest.php on line 30