PHPUnit_Extensions_Database_Operation_Factory::NONE PHP Method

    public static function NONE()
    {
        return new PHPUnit_Extensions_Database_Operation_Null();
    }

 protected function getDatabaseTester()
 {
     $tester = new PHPUnit_Extensions_Database_DefaultTester($this->_conn);
     $tester->setSetUpOperation(new PHPUnit_Extensions_Database_Operation_Composite(array(new DB_operation_set_env('foreign_key_checks', 0), PHPUnit_Extensions_Database_Operation_Factory::DELETE_ALL(), new DB_operation_set_env('foreign_key_checks', 1), PHPUnit_Extensions_Database_Operation_Factory::INSERT())));
     $tester->setTearDownOperation(PHPUnit_Extensions_Database_Operation_Factory::NONE());
     return $tester;
 }