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GameOfLifeSpecs.py
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GameOfLifeSpecs.py
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# review: PEP-8: separate builtin python imports from source code imports by a single blank line:
# http://www.python.org/dev/peps/pep-0008/#imports
import unittest
import pdb
from GameOfLife import GameOfLife
class TestInitMethod(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(5)
def test_that__it_initializes_board_size(self):
self.assertEqual(self.game.size, 5)
def test_that_it_raises_type_error_when_size_is_not_a_number(self):
with self.assertRaises(TypeError):
game_without_size = GameOfLife('2')
def test_that_it_raises_value_error_when_size_is_not_a_number(self):
with self.assertRaises(ValueError):
game_without_size = GameOfLife(0)
class TestAddLivingCellMethod(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(5)
def test_that_it_raises_value_error_when_x_is_not_in_range(self):
with self.assertRaises(ValueError):
self.game.add_living_cell(5, 0)
def test_that_it_raises_value_error_when_y_is_not_in_range(self):
with self.assertRaises(ValueError):
self.game.add_living_cell(2, 5)
def test_that_it_raises_value_error_when_both_are_not_in_range(self):
with self.assertRaises(ValueError):
self.game.add_living_cell(7, 5)
def test_that_it_returns_true_when_both_are_good(self):
self.assertEqual(self.game.add_living_cell(2, 3), True)
class TestIsAlive(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(5)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(2, 2)
self.game.add_living_cell(2, 1)
def test_that_it_returns_false_if_cell_was_not_added(self):
self.assertEqual(self.game.is_alive(2, 3), False)
def test_that_it_returns_true_if_cell_was_not_added(self):
self.assertEqual(self.game.is_alive(1, 2), True)
def test_that_it_validates_coordinates(self):
with self.assertRaises(ValueError):
self.game.is_alive(- 1, 2)
class TestNeighboursCount(unittest.TestCase):
def setUp(self):
self.game = GameOfLife(5)
self.game.add_living_cell(1, 2)
self.game.add_living_cell(2, 2)
self.game.add_living_cell(1, 2)
def test_that_neighbours_count_is_0(self):
self.game = GameOfLife(10)
self.assertEqual(self.game.neighbours_count(1, 2), 0)
self.assertEqual(self.game.neighbours_count(2, 2), 0)
self.assertEqual(self.game.neighbours_count(3, 2), 0)
self.assertEqual(self.game.neighbours_count(4, 2), 0)
def test_that_neighbours_count_is_1(self):
self.game = GameOfLife(10)
self.assertEqual(self.game.neighbours_count(1, 2), 0)
self.game.add_living_cell(0, 0)
self.assertEqual(self.game.neighbours_count(1, 0), 1)
def test_that_neighbours_count_is_2(self):
self.game.add_living_cell(0, 2)
self.assertEqual(self.game.neighbours_count(1, 2), 2)
def test_that_neighbours_count_is_3(self):
self.game.add_living_cell(0, 3)
self.assertEqual(self.game.neighbours_count(1, 3), 3)
def test_that_neighbours_count_is_8(self):
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.assertEqual(self.game.neighbours_count(2, 2), 8)
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 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 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 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 TestDrawMatrix(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)
if __name__ == '__main__':
unittest.main()