smcturnstyletest.java

著名的uncle Bob的Agile software development的代码

import junit.framework.*;
import junit.swingui.TestRunner;

public class SMCTurnstyleTest extends TestCase
{
  public static void main(String[] args)
  {
    TestRunner.main(new String[]{"SMCTurnstyleTest"});
  }

  public SMCTurnstyleTest(String name)
  {
    super(name);
  }

  private TurnstyleFSM t;
  private boolean lockCalled = false;
  private boolean unlockCalled = false;
  private boolean thankyouCalled = false;
  private boolean alarmCalled = false;


  public void setUp()
  {
    TurnstyleController controllerSpoof = new TurnstyleController()
    {
      public void lock() {lockCalled = true;}
      public void unlock() {unlockCalled = true;}
      public void thankyou() {thankyouCalled = true;}
      public void alarm() {alarmCalled = true;}
    };

    t = new TurnstyleFSM(controllerSpoof);
  }

  public void testInitialConditions()
  {
    assertEquals("Locked", t.getCurrentStateName());
  }

  public void testCoinInLockedState() throws Exception
  {
    t.coin();
    assertEquals("Unlocked", t.getCurrentStateName());
    assert(unlockCalled);
  }

  public void testCoinInUnlockedState() throws Exception
  {
    t.coin(); // put in Unlocked state
    t.coin();
    assertEquals("Unlocked", t.getCurrentStateName());
    assert(thankyouCalled);
  }

  public void testPassInLockedState() throws Exception
  {
    t.pass();
    assertEquals("Locked", t.getCurrentStateName());
    assert(alarmCalled);
  }

  public void testPassInUnlockedState() throws Exception
  {
    t.coin(); // unlock
    t.pass();
    assertEquals("Locked", t.getCurrentStateName());
    assert(lockCalled);
  }
}