def test_movement_to_energy(self):
assert_equal(movement_to_energy(0,0), 1)
assert_equal(movement_to_energy(0,1), 2)
assert_equal(movement_to_energy(0,2), 5)
assert_equal(movement_to_energy(1,0), 2)
assert_equal(movement_to_energy(1,1), 3)
assert_equal(movement_to_energy(1,2), 6)
assert_equal(movement_to_energy(2,0), 5)
assert_equal(movement_to_energy(2,1), 6)
assert_equal(movement_to_energy(2,2), 7)
def move(self, dx, dy):
denergy = movement_to_energy(dx, dy)
self._energy -= denergy
self._world.move(self.get_position(), dx, dy)
self._position.move(dx, dy)