def test_repeat_2():
moons = MoonSet(test_input_2)
repeat = moons.find_first_repeat()
assert repeat == 4_686_774_924
def test_part2():
with open('input.txt') as file:
specs = file.read()
moons = MoonSet(specs)
repeat = moons.find_first_repeat()
assert repeat == 295693702908636
def test_repeat_1(use_lcm):
moons = MoonSet(test_input_1)
repeat = moons.find_first_repeat(use_lcm)
assert repeat == 2772