Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /var/www/html/extensions/FontAwesome/tests/phpunit/Hooks/ParserFirstCallInitTest.php:46 Stack trace: #0 {main} thrown in /var/www/html/extensions/FontAwesome/tests/phpunit/Hooks/ParserFirstCallInitTest.php on line 46