Fatal error: Uncaught Error: Class 'PHPUnit_Extensions_Database_DefaultTester' not found in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Test\PHPUnit\Db\SimpleTester.php:43 Stack trace: #0 {main} thrown in C:\MANTUM\xampp2\htdocs\MNT\ventasvariables\libreria\Zend\Test\PHPUnit\Db\SimpleTester.php on line 43