public function testOnDispatchWithoutConfigFile()
{
$config = $this->object->getServiceLocator()->get('Config');
$oldConfig = $config;
unset($config['db']);
$this->object->getServiceLocator()->setAllowOverride(true);
$this->object->getServiceLocator()->setService('Config', $config);
$this->assertInstanceOf('Zend\\Http\\PhpEnvironment\\Response', $this->object->dispatch(Registry::get('Application')->getRequest(), null));
$this->object->getServiceLocator()->setService('Config', $oldConfig);
$this->object->getServiceLocator()->setAllowOverride(false);
}