def test_drop_empty(self):
pipe = get_pipe_1()
brd = Board(pipe)
brd.drop(0)
self.assertEqual(len(pipe), 4, 'Pipe did not lose a marble.')
self.assertEqual(brd.num_piles(), 1, 'Pile not properly created.')
self.assertIsNot(brd._front, None, 'Board _front not updated.')
self.assertIs(brd._front.next, None)
self.assertEqual(brd._score, -1, 'Score not updated.')
def test_update_solo(self):
pipe = get_pipe_2()
brd = Board(pipe)
brd.drop(0)
brd.drop(0)
brd.drop(0)
brd.update()
self.assertEqual(brd.num_piles(), 0, 'Pile not properly swapped.')
self.assertIs(brd._front, None, 'Board _front not updated.')
self.assertEqual(brd._score, 6, 'Score not updated.')
def test_constructor(self):
'''I hope you didn't change the code we gave you...'''
pipe = get_pipe_1()
brd = Board(pipe)
self.assertEqual(len(pipe), 5)
self.assertEqual(brd._front, None)
self.assertEqual(brd._score, 0)
def test_pluck_last(self):
pipe = get_pipe_1()
brd = Board(pipe)
while not pipe.is_empty():
brd.drop(0)
brd.pluck(5)
self.assertEqual(len(pipe), 1, 'Pipe has incorrect number of marbles.')
self.assertEqual(brd.num_piles(), 4, 'Pile not properly removed.')
self.assertIsNot(brd._front, None, 'Board _front not updated.')
self.assertIs(brd._front.next.next.next.next, None, 'Piles not properly updated.')
self.assertEqual(brd._score, -6, 'Score not updated.')
self.assertEqual(pipe.front(), 'mauve', 'Incorrect marble plucked.')
def test_swap(self):
pipe = get_pipe_1()
brd = Board(pipe)
brd.drop(0)
brd.drop(0)
brd.swap(1)
self.assertEqual(brd.num_piles(), 2, 'Pile not properly swapped.')
self.assertIsNot(brd._front, None, 'Board _front not updated.')
self.assertIsNot(brd._front.next, None, 'Swapped pile not updated properly.')
self.assertIs(brd._front.next.next, None, 'Swapped pile not updated properly.')
self.assertEqual(brd._score, -3, 'Score not updated.')
self.assertEqual(brd._front.get_value().peek(), 'mauve', 'Incorrect result of swap.')
self.assertEqual(brd._front.next.get_value().peek(), 'amber', 'Incorrect result of swap.')
def test_update_for_multiple_numbers_of_equal_balls(self):
pipe = [azure, azure, azure, azure, azure, azure,]
brd = Board(pipe)
brd.drop(0)
brd.drop(0)
brd.drop(0)
brd.drop(0)
brd.drop(0)
brd.drop(0)
brd.update()
self.assertEqual(brd.num_piles(), 0)
self.assertIs(brd._front, None)
self.assertEqual(brd._score, 12)