pigeon-magnet-solver/tests/test_helpers.py

58 lines
1.4 KiB
Python

import pytest
from pigeon_magnet_solver.helpers import (_fix_exes, _rotate_r, _valid_rotate,
rotate_r)
@pytest.mark.parametrize("test_input,expected", [
# trivial cases
("1111", "1111"),
("0000", "0000"),
("xxxx", "xxxx"),
# interesting case "1x01"
("1x01", "11x0"),
("11x0", "011x"),
("011x", "x011"),
("x011", "1x01"),
])
def test__rotate_r(test_input: str, expected: str):
assert _rotate_r(list(test_input)) == list(expected)
@pytest.mark.parametrize("test_input,candidate,expected", [
# interesting case "1x01"
("1x01", "11x0", False),
("1x01", "011x", False),
("1x01", "x011", True),
("1x01", "1x01", True),
])
def test__valid_rotate(test_input: str, candidate: str, expected: bool):
assert _valid_rotate(list(test_input), list(candidate)) is expected
def test__fix_exes():
assert _fix_exes(list("1x01"), list("x011")) == list("0x11")
@pytest.mark.parametrize("test_input,expected", [
# trivial cases
("1111", "1111"),
("0000", "0000"),
("xxxx", "xxxx"),
# fixpoints "1x10"
("1x10", "1x10"),
("101x", "101x"),
("1x1x", "1x1x"),
# alternating case "1010"
("1010", "0101"),
("0101", "1010"),
# interesting case "1x01"
("1x01", "0x11"),
("0x11", "1x01"),
])
def test_rotate_r(test_input: str, expected: str):
assert rotate_r(list(test_input)) == list(expected)