Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\service-contracts\Test\ServiceLocatorTestCase.php:20
Stack trace:
#0 {main}
thrown in C:\xampp\htdocs\slip\Warranty-UploadFile\vendor\symfony\service-contracts\Test\ServiceLocatorTestCase.php on line 20