public function testList()
{
/* setup */
$this->_config->set('dbPassword', 'test');
$this->_request->setServer('argv', ['console.php', 'config', 'list']);
$configCommand = new Command\Config($this->_registry, $this->_request, $this->_config);
/* actual */
$actual = $configCommand->run('cli');
/* compare */
$this->assertString($actual);
}