def test_strange_width_characters():
# Split into list of lines for readability/formatting
string = "\n".join([
"####.####.####.#...##..#.####.###..####..###...##.",
"#....#....#....#...##.#..#....#..#.#......#.....#.",
"###..###..###...#.#.##...###..#..#.###....#.....#.",
"#....#....#......#..#.#..#....###..#......#.....#.",
"#....#....#......#..#.#..#....#.#..#......#..#..#.",
"####.#....####...#..#..#.#....#..#.#.....###..##..",
])
assert convert_6(string) == "EFEYKFRFIJ"
def test_long_string():
# Split into list of lines for readability/formatting
string = "\n".join([
".##..###...##..####.####..##..#..#..###...##.#..#.#.....##..###..###...###.#..#.#...#####",
"#..#.#..#.#..#.#....#....#..#.#..#...#.....#.#.#..#....#..#.#..#.#..#.#....#..#.#...#...#",
"#..#.###..#....###..###..#....####...#.....#.##...#....#..#.#..#.#..#.#....#..#..#.#...#.",
"####.#..#.#....#....#....#.##.#..#...#.....#.#.#..#....#..#.###..###...##..#..#...#...#..",
"#..#.#..#.#..#.#....#....#..#.#..#...#..#..#.#.#..#....#..#.#....#.#.....#.#..#...#..#...",
"#..#.###...##..####.#.....###.#..#..###..##..#..#.####..##..#....#..#.###...##....#..####",
])
assert convert_6(string) == "ABCEFGHIJKLOPRSUYZ"
def part_2(inputs: tuple[str]) -> str:
image = _get_image(inputs, WIDTH, HEIGHT)
to_ocr = "\n".join([image[i:i+WIDTH]
for i in range(0, WIDTH * HEIGHT, WIDTH)])
return convert_6(to_ocr, fill_pixel="1", empty_pixel="0")
def part_2(inputs: tuple[str]) -> int:
to_ocr = os.linesep.join(_solve_2(inputs))
return convert_6(to_ocr, fill_pixel=FILL, empty_pixel=EMPTY)
def test_number_of_rows(rows):
with raises(ValueError,
match=escape("incorrect number of rows (expected 6)")):
convert_6("\n".join("" for _ in range(rows)))
def test_different_characters(test_input, fill_char, empty_char):
assert (convert_6(test_input, fill_pixel=fill_char,
empty_pixel=empty_char) == "ABC")
def test_three_letters(test_input, expected):
assert convert_6(test_input) == expected
def test_single_letter(test_input, expected):
assert convert_6(test_input) == expected