def setUp(self):
self.grid = [
[0, 2, 4, 0],
[2, 2, 4, 4],
[2, 0, 2, 2],
]
self.game = Game(board=self.grid)
def test_add_new_value_to_empty_spot(self):
grid = [
[0, 2],
[2, 2],
]
game = Game(board=grid)
empty = game.find_empty()
game.add_new_tile(empty)
self.assertIn(game.board[0][0], (2, 4))
def test_find_empty_spots_to_add_new_tiles_in(self):
grid = [
[0, 2],
[2, 2],
[2, 0],
]
game = Game(board=grid)
expected = [(0, 0), (2, 1)]
result = game.find_empty()
self.assertEqual(expected, result)
def initialize_game(self):
default = (4, 4)
size = input(
'What size of game board do you want? \nFormat: x, y Example: 2, 3\n(press Enter for default of 4x4) >>'
)
x, y = [int(q.strip()) for q in size.split(',')] if size else default
self.game = Game(width=x, height=y)
amount = int(x * y / 3) or 1
for _ in range(amount):
empty = self.game.find_empty()
self.game.add_new_tile(empty)
self.display_board()
class GameTests(unittest.TestCase):
def setUp(self):
self.grid = [[2, 2, 0, 0], [0, 0, 4, 0], [8, 8, 0, 16]]
self.game = Game(board=self.grid)
def test_game_initializes_with_blank_board_of_right_size_if_one_not_provided(
self):
game = Game(width=2, height=3)
expected = [
[0, 0],
[0, 0],
[0, 0],
]
self.assertEqual(expected, game.board)
def test_initializes_with_passed_in_board_and_sets_width_and_height(self):
self.assertEqual(self.game.board, self.grid)
self.assertEqual(self.game.width, 4)
self.assertEqual(self.game.height, 3)
def test_shift_left(self):
expected = [[4, 0, 0, 0], [4, 0, 0, 0], [16, 16, 0, 0]]
self.game.take_turn('left')
self.assertEqual(expected, self.game.board)
def test_shift_right(self):
expected = [[0, 0, 0, 4], [0, 0, 0, 4], [0, 0, 16, 16]]
self.game.take_turn('right')
self.assertEqual(expected, self.game.board)
def test_shift_up(self):
expected = [[2, 2, 4, 16], [8, 8, 0, 0], [0, 0, 0, 0]]
self.game.take_turn('up')
self.assertEqual(expected, self.game.board)
def test_shift_down(self):
expected = [[0, 0, 0, 0], [2, 2, 0, 0], [8, 8, 4, 16]]
self.game.take_turn('down')
self.assertEqual(expected, self.game.board)
def test_find_empty_spots_to_add_new_tiles_in(self):
grid = [
[0, 2],
[2, 2],
[2, 0],
]
game = Game(board=grid)
expected = [(0, 0), (2, 1)]
result = game.find_empty()
self.assertEqual(expected, result)
def test_add_new_value_to_empty_spot(self):
grid = [
[0, 2],
[2, 2],
]
game = Game(board=grid)
empty = game.find_empty()
game.add_new_tile(empty)
self.assertIn(game.board[0][0], (2, 4))
def test_display_board_displays_game_with_different_dimensions(self):
grid = [
[0, 2],
[2, 2],
[2, 0],
]
game = Game(board=grid)
expected = '\u250c\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2510\n'
expected += '\u2502 0 \u2502 2 \u2502\n'
expected += '\u251c\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2524\n'
expected += '\u2502 2 \u2502 2 \u2502\n'
expected += '\u251c\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2524\n'
expected += '\u2502 2 \u2502 0 \u2502\n'
expected += '\u2514\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2518\n'
self.assertEqual(expected, game.display_board())
def test_game_initializes_with_blank_board_of_right_size_if_one_not_provided(
self):
game = Game(width=2, height=3)
expected = [
[0, 0],
[0, 0],
[0, 0],
]
self.assertEqual(expected, game.board)
class Cli2048GridTests(unittest.TestCase):
def setUp(self):
self.grid = [
[0, 2, 4, 0],
[2, 2, 4, 4],
[2, 0, 2, 2],
]
self.game = Game(board=self.grid)
def test_display_board_displays_game_object_correctly(self):
expected = '┌─────┬─────┬─────┬─────┐\n'
expected += '│ 0 │ 2 │ 4 │ 0 │\n'
expected += '├─────┼─────┼─────┼─────┤\n'
expected += '│ 2 │ 2 │ 4 │ 4 │\n'
expected += '├─────┼─────┼─────┼─────┤\n'
expected += '│ 2 │ 0 │ 2 │ 2 │\n'
expected += '└─────┴─────┴─────┴─────┘\n'
self.assertEqual(expected, self.game.display_board())
def test_display_board_displays_game_with_different_dimensions(self):
grid = [
[0, 2],
[2, 2],
[2, 0],
]
game = Game(board=grid)
expected = '\u250c\u2500\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2500\u2510\n'
expected += '\u2502 0 \u2502 2 \u2502\n'
expected += '\u251c\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2524\n'
expected += '\u2502 2 \u2502 2 \u2502\n'
expected += '\u251c\u2500\u2500\u2500\u2500\u2500\u253c\u2500\u2500\u2500\u2500\u2500\u2524\n'
expected += '\u2502 2 \u2502 0 \u2502\n'
expected += '\u2514\u2500\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2500\u2518\n'
self.assertEqual(expected, game.display_board())
def test_str_returns_game_board(self):
self.assertEqual(str(self.grid), str(self.game))
class GameLoop(cmd.Cmd):
welcome = "Command Line 2048 "
prompt = '>>> '
def preloop(self):
print(self.welcome)
self.initialize_game()
def initialize_game(self):
default = (4, 4)
size = input(
'What size of game board do you want? \nFormat: x, y Example: 2, 3\n(press Enter for default of 4x4) >>'
)
x, y = [int(q.strip()) for q in size.split(',')] if size else default
self.game = Game(width=x, height=y)
amount = int(x * y / 3) or 1
for _ in range(amount):
empty = self.game.find_empty()
self.game.add_new_tile(empty)
self.display_board()
def display_board(self):
print(self.game.display_board())
def do_h(self, args):
'Shift tiles left'
self.game.take_turn('left')
def do_left(self, args):
self.do_h(args)
def do_l(self, args):
'Shift tiles right'
self.game.take_turn('right')
def do_right(self, args):
self.do_l(args)
def do_j(self, args):
'Shift tiles up'
self.game.take_turn('up')
def do_up(self, args):
self.do_j(args)
def do_k(self, args):
'Shift tiles down'
self.game.take_turn('down')
def do_down(self, args):
self.do_k(args)
def do_q(self, args):
return True
def do_quit(self, args):
return True
def postcmd(self, stop, line):
if line in ('q', 'quit'):
return True
empty = self.game.find_empty()
if not empty:
return self.lose_game()
self.game.add_new_tile(empty)
self.display_board()
return stop
def lose_game(self):
print('You have failed!!! ')
return True
def setUp(self):
self.grid = [[2, 2, 0, 0], [0, 0, 4, 0], [8, 8, 0, 16]]
self.game = Game(board=self.grid)