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

        dummy.disappear()

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


      dummy.live()

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

