def test_will_not_eat_other_creatures(self):
tank = TestTank()
others = [
simfish.Snail(),
simfish.SunFish(),
simfish.DiverFish(),
simfish.PiranhaFish(),
simfish.ClockworkFish(),
]
tank.add_items_with(*others)
clockwork_fish = simfish.ClockworkFish()
self.assertEqual(others, tank.items_with(clockwork_fish))
clockwork_fish.turn(tank)
self.assertEqual(others, tank.items_with(clockwork_fish))
def test_will_not_eat_fish_food(self):
tank = TestTank()
others = [simfish.FishFood()]
tank.add_items_with(*others)
clockwork_fish = simfish.ClockworkFish()
self.assertEqual(others, tank.items_with(clockwork_fish))
clockwork_fish.turn(tank)
self.assertEqual(others, tank.items_with(clockwork_fish))
def test_will_not_eat_clockwork_fish(self):
tank = TestTank()
others = [simfish.ClockworkFish()]
tank.add_items_with(*others)
piranha_fish = simfish.PiranhaFish()
self.assertEqual(others, tank.items_with(piranha_fish))
piranha_fish.turn(tank)
self.assertEqual(others, tank.items_with(piranha_fish))