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# -*- coding: utf-8 -*-
from aoc.datastructures import Coordinate3
from day18 import Assignment


class TestAssignment:
    def test_open_sides(self):
        blocks = {Coordinate3(0, 0, 0)}

        assert Assignment.open_sides(blocks) == 6

        blocks = {
            Coordinate3(0, 0, 0),
            Coordinate3(1, 0, 0),
        }

        assert Assignment.open_sides(blocks) == 10

        blocks = {
            Coordinate3(1, 1, 1),
            Coordinate3(2, 1, 1),
        }

        assert Assignment.open_sides(blocks) == 10