def test_survival_from_wellpopulated_neighbourhood(self):
universe = Universe(5, 5)
subjectCell = Cell(2, 2)
lives = [Cell(1, 1), Cell(3, 1), subjectCell, Cell(3, 3)]
universe.seed(lives)
next_gen_lives = universe.evolve().lives
assert subjectCell in next_gen_lives
def test_rebirth_of_dead_cell_from_reproducable_population(self):
universe = Universe(5, 5)
subjectCell = Cell(2, 2)
lives = [Cell(1, 1), Cell(3, 1), Cell(3, 3)]
universe.seed(lives)
next_gen_lives = universe.evolve().lives
assert subjectCell in next_gen_lives
def test_death_from_underpopulated_neighbourhood(self):
universe = Universe(5, 5)
lives = [Cell(2, 2)]
universe.seed(lives)
actual = universe.evolve().lives
expected = []
assert actual == expected