Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/ashk_automation/ashk_integration/vendor/symfony/dotenv/Tests/DotenvTest.php:19 Stack trace: #0 {main} thrown in /var/www/html/ashk_automation/ashk_integration/vendor/symfony/dotenv/Tests/DotenvTest.php on line 19