def test_nonalternating_colors(self):
''' Verify that an out-of-order play produces an exception '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(5, 'black'))
with self.assertRaises(ValueError):
test_board.play_token(5, 'black')
def test_horizontal_win_right(self):
''' Test a basic horizontal win '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(5, 'red'))
self.assertFalse(test_board.play_token(5, 'black'))
self.assertFalse(test_board.play_token(6, 'red'))
self.assertFalse(test_board.play_token(6, 'black'))
self.assertTrue(test_board.play_token(7, 'red'))
def test_vertical_win_vertical_black(self):
''' Test a basic vertical win with black winning '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertTrue(test_board.play_token(3, 'black'))
def test_full_column(self):
''' Verify that playing in a full column produces an exception '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
with self.assertRaises(IndexError):
test_board.play_token(4, 'black')
def test_diag_win_upright(self):
''' Test a basic up-to-the-right diagonal win '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(1, 'red'))
self.assertFalse(test_board.play_token(2, 'black'))
self.assertFalse(test_board.play_token(2, 'red'))
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(7, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertTrue(test_board.play_token(4, 'red'))
def test_create_board(self):
''' Verify that a board can be created '''
test_board = c4board()
def test_column_too_big(self):
''' Verify that an invalid (big) column produces an exception '''
test_board = c4board()
self.assertFalse(test_board.has_win())
with self.assertRaises(IndexError):
test_board.play_token(19, 'red')
def test_column_too_small(self):
''' Verify that an invalid (small) column produces an exception '''
test_board = c4board()
self.assertFalse(test_board.has_win())
with self.assertRaises(IndexError):
test_board.play_token(0, 'black')
def test_invalid_color_play(self):
''' Verify that an invalid color produces an exception '''
test_board = c4board()
self.assertFalse(test_board.has_win())
with self.assertRaises(ValueError):
test_board.play_token(1, 'blue')
def test_no_win_empty(self):
''' Verify that an empty board has no wins '''
test_board = c4board()
self.assertFalse(test_board.has_win())
def test_repr(self):
''' Verify that the __repr__ method executes '''
test_board = c4board()
repr(test_board)
def test_no_win_full(self):
''' Test a full board with no wins '''
test_board = c4board()
self.assertFalse(test_board.has_win())
self.assertFalse(test_board.play_token(1, 'red'))
self.assertFalse(test_board.play_token(2, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(5, 'red'))
self.assertFalse(test_board.play_token(6, 'black'))
self.assertFalse(test_board.play_token(7, 'red'))
self.assertFalse(test_board.play_token(1, 'black'))
self.assertFalse(test_board.play_token(2, 'red'))
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(5, 'black'))
self.assertFalse(test_board.play_token(6, 'red'))
self.assertFalse(test_board.play_token(7, 'black'))
self.assertFalse(test_board.play_token(1, 'red'))
self.assertFalse(test_board.play_token(7, 'black'))
self.assertFalse(test_board.play_token(2, 'red'))
self.assertFalse(test_board.play_token(3, 'black'))
self.assertFalse(test_board.play_token(6, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(5, 'red'))
self.assertFalse(test_board.play_token(2, 'black'))
self.assertFalse(test_board.play_token(1, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(6, 'black'))
self.assertFalse(test_board.play_token(5, 'red'))
self.assertFalse(test_board.play_token(7, 'black'))
self.assertFalse(test_board.play_token(2, 'red'))
self.assertFalse(test_board.play_token(1, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(4, 'black'))
self.assertFalse(test_board.play_token(6, 'red'))
self.assertFalse(test_board.play_token(5, 'black'))
self.assertFalse(test_board.play_token(7, 'red'))
self.assertFalse(test_board.play_token(1, 'black'))
self.assertFalse(test_board.play_token(3, 'red'))
self.assertFalse(test_board.play_token(2, 'black'))
self.assertFalse(test_board.play_token(4, 'red'))
self.assertFalse(test_board.play_token(5, 'black'))
self.assertFalse(test_board.play_token(6, 'red'))
self.assertFalse(test_board.play_token(7, 'black'))
''' Now, verify that all columns are full '''
with self.assertRaises(IndexError):
test_board.play_token(1, 'red')
with self.assertRaises(IndexError):
test_board.play_token(2, 'black')
with self.assertRaises(IndexError):
test_board.play_token(3, 'red')
with self.assertRaises(IndexError):
test_board.play_token(4, 'black')
with self.assertRaises(IndexError):
test_board.play_token(5, 'red')
with self.assertRaises(IndexError):
test_board.play_token(6, 'black')
with self.assertRaises(IndexError):
test_board.play_token(7, 'red')
def test_str(self):
''' Verify that the __str__ method executes '''
test_board = c4board()
str(test_board)