def from_string(rows, columns, string):
state = State(rows, columns)
for row in xrange(0, rows):
for column in xrange(0, columns):
index = row * columns + column
char = string[index]
if char == State.CELL_ALIVE:
state.set_alive(row, column)
return state
def test_set_alive_1_3(self):
state = State(5, 5)
self.assertFalse(state.is_alive(1, 3))
self.assertTrue(state.is_dead(1, 3))
state.set_alive(1, 3)
self.assertTrue(state.is_alive(1, 3))
self.assertFalse(state.is_dead(1, 3))
def next_generation(state):
(rows, columns) = state.get_dimensions()
next_state = State(rows, columns)
for row in xrange(0, rows):
for column in xrange(0, columns):
count = state.count_alive_neighbours(row, column)
if count < 2:
pass
elif (count == 2 or count == 3) and state.is_alive(row, column):
next_state.set_alive(row, column)
elif count == 3:
next_state.set_alive(row, column)
else:
pass
return next_state
def test_empty_state_begin(self):
state = State(2, 2)
self.assertTrue(state.is_dead(0, 0))
def test_equality_not(self):
state1 = State(5, 5)
state2 = State(5, 5)
self.assertFalse(state1 != state2)
state1.set_alive(0, 0)
self.assertTrue(state1 != state2)
def test_equality_changed(self):
state1 = State(5, 5)
state1.set_alive(0, 0)
state2 = State(5, 5)
state2.set_alive(0, 0)
self.assertEqual(state1, state2)
def test_equality_default(self):
state1 = State(5, 5)
state2 = State(5, 5)
self.assertEqual(state1, state2)
def test_negativ_column(self):
state = State(5, 5)
self.assertFalse(state.is_alive(1, -1))
self.assertFalse(state.is_dead(1, -1))
def test_negativ_row(self):
state = State(5, 5)
self.assertFalse(state.is_alive(-1, 1))
self.assertFalse(state.is_dead(-1, 1))
def test_invalid_column(self):
state = State(5, 5)
self.assertFalse(state.is_alive(1, 5))
self.assertFalse(state.is_dead(1, 5))
def test_invalid_row(self):
state = State(5, 5)
self.assertFalse(state.is_alive(5, 1))
self.assertFalse(state.is_dead(5, 1))
def test_set_alive_2_4(self):
state = State(5, 5)
state.set_alive(2, 4)
self.assertTrue(state.is_alive(2, 4))
def test_get_dimensions_5_1(self):
state = State(5, 1)
self.assertEqual((5, 1), state.get_dimensions())
def test_get_dimensions_2_3(self):
state = State(2, 3)
self.assertEqual((2, 3), state.get_dimensions())
def test_empty_state_end(self):
state = State(3, 3)
self.assertTrue(state.is_dead(2, 2))