def test_cell_with_four_neighbors_dies(): cell = (4,5) crowded_world = set([cell, (3,5), (4,4), (5,5), (3,4)]) assert g.cell_survives(crowded_world, cell) is False
def test_cell_with_three_neighbors_survives(): cell = (4,5) comfortable_world = set([cell, (3,5), (4,4), (5,5)]) assert g.cell_survives(comfortable_world, cell) is True
def test_cell_with_no_neighbors_dies(): cell = (4,5) lonely_world = set([cell]) assert g.cell_survives(lonely_world, cell) is False