Fatal error: Uncaught Error: Class 'PHPUnit_Extensions_Database_DB_DefaultDatabaseConnection' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Test\PHPUnit\Db\Connection.php:44 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables2\libreria\Zend\Test\PHPUnit\Db\Connection.php on line 44