Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in D:\xampp\htdocs\api\web_coa_api\vendor\phar-io\manifest\tests\xml\BundlesElementTest.php:7 Stack trace: #0 {main} thrown in D:\xampp\htdocs\api\web_coa_api\vendor\phar-io\manifest\tests\xml\BundlesElementTest.php on line 7