def test_cell_with_three_live_neighbours_reproduces(self):
"""Test: 'Cell with three neighbours becomes alive.'"""
cell = Cell(state=CellState.DEAD)
state = cell.get_next_state(3)
self.assertEquals(state, CellState.ALIVE)
def test_cell_with_zero_neighbours_dies(self):
"""Tests 'Cell with no neighbours'"""
cell = Cell(state=CellState.ALIVE)
state = cell.get_next_state(0)
self.assertEquals(state, CellState.DEAD)
def test_cell_with_seven_neighbours_dies(self):
"""Test: 'Cell with more than three neighbours dies'"""
cell = Cell(state=CellState.ALIVE)
state = state = cell.get_next_state(7)
self.assertEquals(state, CellState.DEAD)
def test_cell_with_three_neighbours_lives_on(self):
"""Test: 'Cell with three neighbours dies'"""
cell = Cell(state=CellState.ALIVE)
state = state = cell.get_next_state(3)
self.assertEquals(state, CellState.ALIVE)
def test_cell_lives_on_with_two_neighbours(self):
"""Test: 'Cell lives on with two neighbours.'"""
cell = Cell(state=CellState)
state = cell.get_next_state(2)
self.assertEquals(state, CellState.ALIVE)
def test_cell_dies_when_only_one_neighbor(self):
"""Test: 'Cell with one neighbour'"""
cell = Cell(state=CellState.ALIVE)
state = cell.get_next_state(1)
self.assertEquals(state, CellState.DEAD)