def test_part1():
with open('input.txt') as file:
specs = file.read()
n = 1000
moons = MoonSet(specs)
moons.run(n)
assert moons.total_energy() == 12082
def test_energy1():
moons = MoonSet(test_input_1)
moons.run(10)
assert moons.total_energy() == 179
def test_energy(input_, n, energy):
moons = MoonSet(input_)
moons.run(n)
assert moons.total_energy() == energy