def testHeaterWith15(self):
     ac = AirConditionar(15)
     ac.set_heater()
     self.assert_(ac.is_light_lamp())
 def testCoolerWith35(self):
     ac = AirConditionar(35)
     self.assert_(ac.is_light_lamp())
 def testHeaterWith21(self):
     ac = AirConditionar(21)
     ac.set_heater()
     self.assert_(not ac.is_light_lamp())
 def testCoolerWith27(self):
     ac = AirConditionar(27)
     self.assert_(not ac.is_light_lamp())