Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/apikharedi/public_html/api/vendor/squizlabs/php_codesniffer/tests/Core/IsCamelCapsTest.php:15 Stack trace: #0 {main} thrown in /home/apikharedi/public_html/api/vendor/squizlabs/php_codesniffer/tests/Core/IsCamelCapsTest.php on line 15