Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in E:\install\laragon\www\extranet_camed\vendor\nunomaduro\collision\tests\Unit\Adapters\LaravelTest.php:21 Stack trace: #0 {main} thrown in E:\install\laragon\www\extranet_camed\vendor\nunomaduro\collision\tests\Unit\Adapters\LaravelTest.php on line 21