Fatal error: Uncaught Error: Class "SebastianBergmann\CodeCoverage\Driver\Driver" not found in C:\wamp64\houda\vendor\phpunit\php-code-coverage\src\Driver\PcovDriver.php:29 Stack trace: #0 {main} thrown in C:\wamp64\houda\vendor\phpunit\php-code-coverage\src\Driver\PcovDriver.php on line 29