import pytest
from logimage.domain.value_objects.clue import Clue


def test_clue_from_consecutive_cells() -> None:
    cells = (True, True, False, True, False, False, True, True, True)
    clue = Clue.from_row(cells)
    assert clue.values == (2, 1, 3)


def test_clue_from_empty_row() -> None:
    clue = Clue.from_row((False, False, False))
    assert clue.values == ()


def test_clue_from_single_true_cell() -> None:
    clue = Clue.from_row((False, True, False))
    assert clue.values == (1,)


def test_clue_from_all_true_row() -> None:
    clue = Clue.from_row((True, True, True))
    assert clue.values == (3,)


def test_clue_is_immutable() -> None:
    clue = Clue.from_row((True, False, True))
    with pytest.raises(AttributeError):
        clue.values = (99,)  # type: ignore[misc]


def test_clue_trailing_true() -> None:
    clue = Clue.from_row((False, True, True))
    assert clue.values == (2,)