Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Apache24\htdocs\anteriores\apifac\vendor\nunomaduro\collision\tests\Unit\Adapters\LaravelTest.php:21 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\anteriores\apifac\vendor\nunomaduro\collision\tests\Unit\Adapters\LaravelTest.php on line 21