def test_find_flips_se(self):
# Set up move validators for black and white
board = Board(8)
board.record_tile(Point(5, 3), 'white')
board.record_tile(Point(5, 2), 'white')
board.record_tile(Point(6, 1), 'black')
board.record_tile(Point(6, 0), 'white')
board.record_tile(Point(7, 5), 'white')
flips_w = flipFinder(board.size, board.positions, 'white')
flips_b = flipFinder(board.size, board.positions, 'black')
# Test good input (1+ tiles flipped)
one_flip = flips_w.find_flips_se(Point(3, 5))
three_flips = flips_b.find_flips_se(Point(2, 5))
self.assertEqual(one_flip, [Point(4, 4)])
self.assertEqual(three_flips, [Point(3, 4), Point(4, 3), Point(5, 2)])
# Test bad input (moves with no valid flips:
# 1. Hits friendly tile without finding opposing tiles, or
# 2. Hits edge of board or empty square without finding friendly tile
# 3. Move is outside the board
friendly_tile = flips_b.find_flips_se(Point(3, 5))
empty_space = flips_w.find_flips_se(Point(2, 4))
edge_south = flips_b.find_flips_se(Point(5, 1))
edge_east = flips_b.find_flips_se(Point(6, 6))
outside = flips_w.find_flips_se(Point(-100, 100))
self.assertEqual(friendly_tile, [])
self.assertEqual(empty_space, [])
self.assertEqual(edge_south, [])
self.assertEqual(edge_east, [])
self.assertEqual(outside, [])
def test_init(self):
board = Board(4)
finder = flipFinder(board.size, board.positions, 'white')
self.assertEqual(finder.size, board.size)
self.assertEqual(finder.positions, board.positions)
self.assertEqual(finder.color, 'white')
board = Board(8)
finder = flipFinder(board.size, board.positions, 'black')
self.assertEqual(finder.size, board.size)
self.assertEqual(finder.positions, board.positions)
self.assertEqual(finder.color, 'black')
def test_find_flips_all(self):
# Set up a testable board
board = Board(8)
board.record_tile(Point(2, 2), 'white')
board.record_tile(Point(5, 4), 'black')
board.record_tile(Point(6, 5), 'black')
board.record_tile(Point(7, 5), 'white')
board.record_tile(Point(6, 6), 'white')
board.record_tile(Point(5, 6), 'black')
board.record_tile(Point(5, 7), 'black')
board.record_tile(Point(4, 6), 'black')
flips_b = flipFinder(board.size, board.positions, 'white')
# Test good input (a move that results in a variety of flips or lack
# thereof in each direction)
test_move = flips_b.find_flips_all(Point(5, 5))
expected_outcome = [Point(6, 5), Point(4, 4), Point(3, 3)]
self.assertEqual(test_move, expected_outcome)
# Test behavior for a move outside of the board
outside_board_test = flips_b.find_flips_all(Point(100, 100))
self.assertEqual(outside_board_test, [])
