/**
* Test set user for connection
*/
public function testUser()
{
$config = $this->getMockBuilder('Deployer\\Server\\Configuration')->disableOriginalConstructor()->getMock();
$env = $this->getMock('Deployer\\Server\\Environment');
$config->expects($this->once())->method('setUser')->with('user')->will($this->returnSelf());
$b = new Builder($config, $env);
$b->user('user');
}