def test_spawnEnemy(arcadeFactory):
model = GameModel()
assert model is not None
model._factory = arcadeFactory
model.spawnEnemy()
assert arcadeFactory.createEnemy.call_count == 1
def test_init(arcadeFactory):
model = GameModel()
assert model is not None
model._factory = arcadeFactory
model.initGame()
assert model._cannon is not None
assert arcadeFactory.createEnemy.call_count == 1
def test_call_collision(arcadeFactory, missile, basicEnemy):
model = GameModel()
model._factory = arcadeFactory
model._birds = [missile]
model._enemies = [basicEnemy]
model.tickUpdate()
assert basicEnemy.colision.call_count == 1