100 lines
2.1 KiB
Python
100 lines
2.1 KiB
Python
from advent_of_code.gears import (
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Part,
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Schematic,
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Number,
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Symbol,
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solve_part_1,
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solve_part_2,
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)
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mock_input = """
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467..114..
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...*......
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..35..633.
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......#...
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617*......
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.....+..58
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..592.....
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......755.
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...$.*....
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.664.598.3
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""".strip()
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def test_schematic_number_extend_digit():
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assert Number("", 1, 2).extend_digit("3") == Number("3", 1, 2)
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assert (Number("5", 3, 5).extend_digit("0").extend_digit("4")) == Number(
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"504", 3, 5
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)
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def test_parse_schematic():
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assert Schematic.parse(mock_input) == Schematic(
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[
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Number("467", 0, 0),
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Number("114", 0, 5),
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Number("35", 2, 2),
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Number("633", 2, 6),
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Number("617", 4, 0),
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Number("58", 5, 8),
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Number("592", 6, 2),
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Number("755", 7, 6),
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Number("664", 9, 1),
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Number("598", 9, 5),
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Number("3", 9, 9),
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],
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[
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Symbol("*", 1, 3),
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Symbol("#", 3, 6),
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Symbol("*", 4, 3),
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Symbol("+", 5, 5),
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Symbol("$", 8, 3),
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Symbol("*", 8, 5),
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],
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)
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def test_schematic_part_numbers():
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assert Schematic.parse(mock_input).parts() == {
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Part(
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Number("467", 0, 0),
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Symbol("*", 1, 3),
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),
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Part(
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Number("35", 2, 2),
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Symbol("*", 1, 3),
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),
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Part(
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Number("633", 2, 6),
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Symbol("#", 3, 6),
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),
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Part(
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Number("617", 4, 0),
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Symbol("*", 4, 3),
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),
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Part(
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Number("592", 6, 2),
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Symbol("+", 5, 5),
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),
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Part(
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Number("755", 7, 6),
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Symbol("*", 8, 5),
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),
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Part(
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Number("664", 9, 1),
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Symbol("$", 8, 3),
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),
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Part(
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Number("598", 9, 5),
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Symbol("*", 8, 5),
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),
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}
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def test_solve_part_1():
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assert solve_part_1(mock_input) == 4361
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def test_solve_part_2():
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assert solve_part_2(mock_input) == 467835
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