         dummy.disappear()
 
         expect(dummy.state).toEqual('void')
+        expect(dummy.void()).toBeTruthy()
         expect(dummy.talk).toBeUndefined()
         expect(dummy.age).toBeUndefined()
 


  it 'initialize the instance in the initial state', ->
    expect(dummy.state).toEqual('birth')
    expect(dummy.talk()).toEqual('...waaahahaahaAAHAAAHAAA')
    expect(dummy.age).toEqual(0)


      dummy.live()

      expect(dummy.state).toEqual('life')
      expect(dummy.live()).toBeTruthy()
      expect(dummy.talk()).toEqual('I am alive')
      expect(dummy.age).toEqual(20)

