class TestUnderPopulation(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_with_no_neighbour_dies(self):
self.game.add_living_cell(9, 9)
self.assertEqual(self.game.is_alive(9, 9), True)
self.assertEqual(self.game.neighbours_count(9, 9), 0)
self.game.evolve()
self.assertEqual(self.game.is_alive(9, 9), False)
def test_that_live_cell_with_one_neighbour_dies(self):
self.assertEqual(self.game.is_alive(4, 4), True)
self.assertEqual(self.game.neighbours_count(4, 4), 1)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), False)
class TestReproduction(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_dead_cell_3_neighbours_becomes_alive(self):
self.assertEqual(self.game.is_alive(4, 2), False)
self.assertEqual(self.game.neighbours_count(4, 2), 3)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 2), True)
def test_that_dead_cell_without_3_neighbours_stays_dead(self):
self.game.add_living_cell(4, 3)
self.assertEqual(self.game.is_alive(4, 2), False)
self.assertEqual(self.game.neighbours_count(4, 2), 4)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 2), False)
class TestLiveCellThatLivesForNextGeneration(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_with_two_neighbour_dosent_die(self):
self.game.add_living_cell(4, 5)
self.assertEqual(self.game.neighbours_count(4, 4), 2)
self.assertEqual(self.game.is_alive(4, 4), True)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), True)
def test_that_live_cell_with_3_neighbour_dosent_die(self):
self.game.add_living_cell(4, 5)
self.game.add_living_cell(4, 3)
self.assertEqual(self.game.neighbours_count(4, 4), 3)
self.assertEqual(self.game.is_alive(4, 4), True)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), True)
class TestReproduction(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_dead_cell_3_neighbours_becomes_alive(self):
self.assertEqual(self.game.is_alive(4, 2), False)
self.assertEqual(self.game.neighbours_count(4, 2), 3)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 2), True)
def test_that_dead_cell_without_3_neighbours_stays_dead(self):
self.game.add_living_cell(4, 3)
self.assertEqual(self.game.is_alive(4, 2), False)
self.assertEqual(self.game.neighbours_count(4, 2), 4)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 2), False)
class TestLiveCellThatLivesForNextGeneration(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_with_two_neighbour_dosent_die(self):
self.game.add_living_cell(4, 5)
self.assertEqual(self.game.neighbours_count(4, 4), 2)
self.assertEqual(self.game.is_alive(4, 4), True)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), True)
def test_that_live_cell_with_3_neighbour_dosent_die(self):
self.game.add_living_cell(4, 5)
self.game.add_living_cell(4, 3)
self.assertEqual(self.game.neighbours_count(4, 4), 3)
self.assertEqual(self.game.is_alive(4, 4), True)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), True)
class TestUnderPopulation(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_with_no_neighbour_dies(self):
self.game.add_living_cell(9, 9)
self.assertEqual(self.game.is_alive(9, 9), True)
self.assertEqual(self.game.neighbours_count(9, 9), 0)
self.game.evolve()
self.assertEqual(self.game.is_alive(9, 9), False)
def test_that_live_cell_with_one_neighbour_dies(self):
self.assertEqual(self.game.is_alive(4, 4), True)
self.assertEqual(self.game.neighbours_count(4, 4), 1)
self.game.evolve()
self.assertEqual(self.game.is_alive(4, 4), False)
class TestOverCrowding(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_more_then_3_neighbours_dies(self):
self.game.add_living_cell(2, 2)
self.assertEqual(self.game.is_alive(2, 2), True)
self.assertEqual(self.game.neighbours_count(2, 2), 8)
self.game.evolve()
self.assertEqual(self.game.is_alive(2, 2), False)
class TestOverCrowding(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(10)
self.game.add_living_cell(1, 1)
self.game.add_living_cell(2, 1)
self.game.add_living_cell(3, 1)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(3, 2)
self.game.add_living_cell(1, 3)
self.game.add_living_cell(2, 3)
self.game.add_living_cell(3, 3)
self.game.add_living_cell(4, 4)
def test_that_live_cell_more_then_3_neighbours_dies(self):
self.game.add_living_cell(2, 2)
self.assertEqual(self.game.is_alive(2, 2), True)
self.assertEqual(self.game.neighbours_count(2, 2), 8)
self.game.evolve()
self.assertEqual(self.game.is_alive(2, 2), False)
class TestGameOfLife(TestCase): def setUp(self): self.game = GameOfLife() def test_if_any_cell_with_less_than_two_neighbours_dies(self): self.evolve([(0,0)]) self.assert_dead((0,0)) self.evolve([(0,0),(1,0)]) self.assert_dead((1,0)) def test_if_any_cell_with_two_or_three_neighbours_survives(self): self.evolve([ (1,1),(2,1), (0,2),(1,2)]) self.assert_alive((0,2)) self.assert_alive((1,2)) def test_if_any_cell_with_more_than_three_neighbours_dies(self): self.evolve([(0,1),(1,1),(2,1), (0,2),(1,2),(2,2)]) self.assert_dead((1,1)) self.assert_dead((1,2)) def test_if_any_dead_cell_with_exactly_three_neighbours_becomes_alive(self): self.evolve([ (1,1),(2,1), (0,2),(1,2) ]) self.assert_alive((0,1)) self.assert_alive((2,2)) def evolve(self,cells): self.next_generation = self.game.evolve(cells) def assert_dead(self,cell): self.assertFalse(cell in self.next_generation) def assert_alive(self,cell): self.assertTrue(cell in self.next_generation)
