001package headfirst.state.gumballstate; 002 003public class GumballMachineTestDrive { 004 005 public static void main(String[] args) { 006 GumballMachine gumballMachine = new GumballMachine(5); 007 008 System.out.println(gumballMachine); 009 010 gumballMachine.insertQuarter(); 011 gumballMachine.turnCrank(); 012 013 System.out.println(gumballMachine); 014 015 gumballMachine.insertQuarter(); 016 gumballMachine.turnCrank(); 017 gumballMachine.insertQuarter(); 018 gumballMachine.turnCrank(); 019 020 System.out.println(gumballMachine); 021 } 022}