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game_of_life_test.py
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game_of_life_test.py
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import unittest
from game_of_life import GameOfLife
class TestGameOfLife(unittest.TestCase):
gol = GameOfLife()
#Live Cells
def test_live_cell_with_zero_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 0))
def test_live_cell_with_one_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 1))
def test_live_cell_with_two_live_neighbours_stays_alive(self):
self.assertTrue(self.gol.will_cell_be_alive_in_next_generation(True, 2))
def test_live_cell_with_three_live_neighbours_stays_alive(self):
self.assertTrue(self.gol.will_cell_be_alive_in_next_generation(True, 3))
def test_live_cell_with_four_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 4))
def test_live_cell_with_five_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 5))
def test_live_cell_with_six_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 6))
def test_live_cell_with_seven_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 7))
def test_live_cell_with_eight_live_neighbours_dies(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(True, 8))
#Dead Cells
def test_dead_cells_with_zero_live_neighbours_stay_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 0))
def test_dead_cells_with_one_live_neighbour_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 1))
def test_dead_cells_with_two_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 2))
def test_dead_cell_with_three_live_neighbours_comes_to_life(self):
self.assertTrue(self.gol.will_cell_be_alive_in_next_generation(True, 3))
def test_dead_cell_with_four_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 4))
def test_dead_cell_with_five_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 5))
def test_dead_cell_with_six_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 6))
def test_dead_cell_with_seven_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 7))
def test_dead_cell_with_three_live_neighbours_stays_dead(self):
self.assertFalse(self.gol.will_cell_be_alive_in_next_generation(False, 8))
class LiveNeighbourCounterTests(unittest.TestCase):
gol = GameOfLife()
def test_every_cell_of_dead_grid_has_zero_live_neighbours(self):
grid = [[0,0,0],
[0,0,0],
[0,0,0]]
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (0,0)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (0,1)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (0,2)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (1,0)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (1,1)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (1,2)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (2,0)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (2,1)))
self.assertEquals(0, self.gol.count_alive_neighbours(grid, (2,2)))
def test_every_cell_of_fully_live_grid_has_eight_live_neighbours(self):
grid = [[1,1,1],
[1,1,1],
[1,1,1]]
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (0,0)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (0,1)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (0,2)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (1,0)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (1,1)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (1,2)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (2,0)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (2,1)))
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (2,2)))
def test_single_alive_cell_grid_has_eight_live_neighbours(self):
grid = [[1]]
self.assertEquals(8, self.gol.count_alive_neighbours(grid, (0, 0)))
class DetermineNextGridTests(unittest.TestCase):
"""
Many of the example grids used here can be found at https://en.wikipedia.org/wiki/Conway%27s_Game_of_Life
"""
gol = GameOfLife()
# Single-cell grids
def test_single_alive_cell_grid_returns_single_dead_cell_grid(self):
input_grid = [[1]]
expected_grid = [[0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_single_dead_cell_grid_returns_identical_grid(self):
input_grid = [[0]]
expected_grid = input_grid
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
# Still lifes
def test_block_grid_returns_block_grid(self):
input_grid = [[0,0,0,0],
[0,1,1,0],
[0,1,1,0],
[0,0,0,0]]
expected_grid = input_grid
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_beehive_grid_returns_beehive_grid(self):
input_grid = [[0,0,0,0,0,0],
[0,0,1,1,0,0],
[0,1,0,0,1,0],
[0,0,1,1,0,0],
[0,0,0,0,0,0]]
expected_grid = input_grid
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_loaf_grid_returns_loaf_grid(self):
input_grid = [[0,0,0,0,0,0],
[0,0,1,1,0,0],
[0,1,0,0,1,0],
[0,0,1,0,1,0],
[0,0,0,1,0,0],
[0,0,0,0,0,0]]
expected_grid = input_grid
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_boat_grid_returns_boat_grid(self):
input_grid = [[0,0,0,0,0],
[0,1,1,0,0],
[0,1,0,1,0],
[0,0,1,0,0],
[0,0,0,0,0]]
expected_grid = input_grid
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
# Oscillators
def test_blinker_blinks_1(self):
input_grid = [[0,0,0,0,0],
[0,0,1,0,0],
[0,0,1,0,0],
[0,0,1,0,0],
[0,0,0,0,0]]
expected_grid = [[0,0,0,0,0],
[0,0,0,0,0],
[0,1,1,1,0],
[0,0,0,0,0],
[0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_blinker_blinks_2(self):
input_grid = [[0,0,0,0,0],
[0,0,0,0,0],
[0,1,1,1,0],
[0,0,0,0,0],
[0,0,0,0,0]]
expected_grid = [[0,0,0,0,0],
[0,0,1,0,0],
[0,0,1,0,0],
[0,0,1,0,0],
[0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_toad_is_toady_1(self):
input_grid = [[0,0,0,0,0,0],
[0,0,0,0,0,0],
[0,0,1,1,1,0],
[0,1,1,1,0,0],
[0,0,0,0,0,0],
[0,0,0,0,0,0]]
expected_grid = [[0,0,0,0,0,0],
[0,0,0,1,0,0],
[0,1,0,0,1,0],
[0,1,0,0,1,0],
[0,0,1,0,0,0],
[0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
# Glider on square lattice with periodic boundary connections - X phases
def test_glider_phase_1(self):
input_grid = [[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,1,0],
[0,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,1,1,1]]
expected_grid = [[0,0,0,0,0,0,0,0,1,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,1,0,1],
[0,0,0,0,0,0,0,0,1,1]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_2(self):
input_grid = [[0,0,0,0,0,0,0,0,1,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,1,0,1],
[0,0,0,0,0,0,0,0,1,1]]
expected_grid = [[0,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,1,0,1]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_3(self):
input_grid = [[0,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,1,0,1]]
expected_grid = [[0,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,1,0],
[1,0,0,0,0,0,0,0,0,1]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_4(self):
input_grid = [[0,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,1,0],
[1,0,0,0,0,0,0,0,0,1]]
expected_grid = [[1,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1],
[1,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_5(self):
input_grid = [[1,0,0,0,0,0,0,0,1,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1],
[1,0,0,0,0,0,0,0,0,0]]
expected_grid = [[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,1,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_6(self):
input_grid = [[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,1,0]]
expected_grid = [[1,0,0,0,0,0,0,0,1,0],
[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_7(self):
input_grid = [[1,0,0,0,0,0,0,0,1,0],
[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0]]
expected_grid = [[1,1,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_8(self):
input_grid = [[1,1,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,1]]
expected_grid = [[0,1,0,0,0,0,0,0,0,0],
[1,1,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_9(self):
input_grid = [[0,1,0,0,0,0,0,0,0,0],
[1,1,0,0,0,0,0,0,0,1],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0]]
expected_grid = [[0,1,0,0,0,0,0,0,0,1],
[1,1,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_10(self):
input_grid = [[0,1,0,0,0,0,0,0,0,1],
[1,1,0,0,0,0,0,0,0,0],
[1,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
expected_grid = [[0,1,0,0,0,0,0,0,0,0],
[0,1,0,0,0,0,0,0,0,1],
[1,1,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_11(self):
input_grid = [[0,1,0,0,0,0,0,0,0,0],
[0,1,0,0,0,0,0,0,0,1],
[1,1,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
expected_grid = [[1,0,0,0,0,0,0,0,0,0],
[0,1,1,0,0,0,0,0,0,0],
[1,1,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
def test_glider_phase_12(self):
input_grid = [[1,0,0,0,0,0,0,0,0,0],
[0,1,1,0,0,0,0,0,0,0],
[1,1,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
expected_grid = [[0,1,0,0,0,0,0,0,0,0],
[0,0,1,0,0,0,0,0,0,0],
[1,1,1,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0],
[0,0,0,0,0,0,0,0,0,0]]
actual_grid = self.gol.determine_next_grid(input_grid)
self.assertEqual(expected_grid, actual_grid)
if __name__ == '__main__':
unittest.main()