Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in D:\programs\xampp\htdocs\backend-test\vendor\rize\uri-template\tests\Rize\UriTemplateTest.php:13 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\rize\uri-template\tests\Rize\UriTemplateTest.php on line 13