def testCellKnowsIfItLivesInTheNextStep(self):
    cell = Cell(Coord(4, 5))
    cell.nextStep(5)
    assert (False == cell.isAlive())
def testCellKnowsIfItLivesInTheNextStep(self):
    cell = Cell(Coord(4, 5))
    cell.nextStep(5)
    assert (False == cell.isAlive())