def test_cell_access() -> None:
grid = Grid(2, 2)
assert grid.cell_at(0, 0) == Cell(0, 0) # type: ignore
assert grid.cell_at(0, 1) == Cell(0, 1) # type: ignore
assert grid.cell_at(1, 0) == Cell(1, 0) # type: ignore
assert grid.cell_at(1, 1) == Cell(1, 1) # type: ignore
assert grid.cell_at(-1, 0) is None
assert grid.cell_at(0, -1) is None
assert grid.cell_at(4, 0) is None
assert grid.cell_at(0, 4) is None
def render(self, grid: Grid, **kwargs: Any) -> None:
horizontal_wall = "\u2501"
vertical_wall = "\u2503"
output = self.JUNCTIONS[12]
for x in range(grid.columns - 1):
output += (horizontal_wall * 3 + self.get_topmost_junction(
cast(Cell, grid.cell_at(row=0, column=x))))
output += horizontal_wall * 3 + self.JUNCTIONS[10] + "\n"
for row in grid.each_row():
top = vertical_wall
bottom = self.get_leftmost_junction(row[0])
for cell in row:
body = grid.contents_of(cell)
east_boundary = " " if cell.linked_to(
cell.east) else vertical_wall
top += body + east_boundary
south_boundary = " " if cell.linked_to(
cell.south) else horizontal_wall * 3
bottom += south_boundary + self.get_south_east_junction(cell)
output += top + "\n"
output += bottom + "\n"
print(output)
def _rotate_cell_neighbors(new_cell: Cell, old_cell: Cell,
grid: Grid) -> None:
for link in old_cell.links:
row, column = Rotator._rotated_coordinates(link, grid)
neighbor = grid.cell_at(row, column)
if neighbor is None:
raise IndexError("Cell not found at row {} column {}".format(
row, column))
new_cell.link(neighbor)
def test_neighbors_setup_when_grid_is_created() -> None:
grid = Grid(2, 2)
assert grid.cell_at(0, 0).north is None # type: ignore
assert grid.cell_at(0, 0).south == Cell(1, 0) # type: ignore
assert grid.cell_at(0, 0).east == Cell(0, 1) # type: ignore
assert grid.cell_at(0, 0).west is None # type: ignore
assert grid.cell_at(0, 1).north is None # type: ignore
assert grid.cell_at(0, 1).south == Cell(1, 1) # type: ignore
assert grid.cell_at(0, 1).east is None # type: ignore
assert grid.cell_at(0, 1).west == Cell(0, 0) # type: ignore
assert grid.cell_at(1, 0).north == Cell(0, 0) # type: ignore
assert grid.cell_at(1, 0).south is None # type: ignore
assert grid.cell_at(1, 0).east == Cell(1, 1) # type: ignore
assert grid.cell_at(1, 0).west is None # type: ignore
assert grid.cell_at(1, 1).north == Cell(0, 1) # type: ignore
assert grid.cell_at(1, 1).south is None # type: ignore
assert grid.cell_at(1, 1).east is None # type: ignore
assert grid.cell_at(1, 1).west == Cell(1, 0) # type: ignore
