/**
* Test password with null value
*/
public function testPasswordWithNullValue()
{
$config = $this->getMockBuilder('Deployer\\Server\\Configuration')->disableOriginalConstructor()->getMock();
$env = $this->getMock('Deployer\\Server\\Environment');
$config->expects($this->once())->method('setAuthenticationMethod')->with(Configuration::AUTH_BY_PASSWORD)->will($this->returnSelf());
$config->expects($this->once())->method('setPassword')->with($this->isInstanceOf('Deployer\\Server\\Password\\CallablePasswordGetter'))->will($this->returnSelf());
$b = new Builder($config, $env);
$b->password();
}