Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/vendor/goaop/framework/tests/Go/Instrument/FileSystem/EnumeratorTest.php:19 Stack trace: #0 {main} thrown in /var/www/html/vendor/goaop/framework/tests/Go/Instrument/FileSystem/EnumeratorTest.php on line 19