Fatal error: Uncaught Error: Class 'PHPUnit_Framework_TestCase' not found in D:\xampp\htdocs\erp_api\vendor\symfony\http-foundation\Symfony\Component\HttpFoundation\Tests\StreamedResponseTest.php:17 Stack trace: #0 {main} thrown in D:\xampp\htdocs\erp_api\vendor\symfony\http-foundation\Symfony\Component\HttpFoundation\Tests\StreamedResponseTest.php on line 17