public function turnCrank()
 {
     println("You turned...");
     $winner = rand(0, 9);
     if ($winner == 0) {
         $this->gumballMachine->setState($this->gumballMachine->getWinnerState());
     } else {
         $this->gumballMachine->setState($this->gumballMachine->getSoldState());
     }
 }
 public function turnCrank()
 {
     println("You turned...");
     $this->gumballMachine->setState($this->gumballMachine->getSoldState());
 }