def test_no_manna_strike(self):
     wizzard = Wizzard('Merlin', 40, 10, 4)
     opponent = Wizzard('Voldemort', 50, 12, 30)
     wizzard.strike(opponent)
     self.assertEqual(wizzard.manna, 4)
     self.assertEqual(opponent.hp, 50 - 10/3)
 def test_strike(self):
     wizzard = Wizzard('Merlin', 40, 10, 20)
     opponent = Wizzard('Voldemort', 50, 12, 30)
     wizzard.strike(opponent)
     self.assertEqual(wizzard.manna, 15)
     self.assertEqual(opponent.hp, 20)