def test_legal_merge_groups(self):
myBoard = GoBoard(9, 9)
g1_stones = [BoardLocation(1, 1), BoardLocation(1, 2)]
g1_liberties = [BoardLocation(0, 0)]
g2_stones = [BoardLocation(1, 3)]
g2_liberties = [BoardLocation(0, 3)]
g3_stones = [BoardLocation(1, 5)]
g3_liberties = [BoardLocation(2, 5)]
groups = [
GoString(True, g1_stones, g1_liberties),
GoString(True, g2_stones, g2_liberties),
GoString(True, g3_stones, g3_liberties)
]
merged_group = myBoard.merge_groups(groups)
# Check that all three have their items in the merged_group
self.assertEqual(len(merged_group.stones), 4)
self.assertEqual(len(merged_group.liberties), 3)
self.assertEqual(BoardLocation(1, 1) in merged_group.stones, True)
self.assertEqual(BoardLocation(1, 2) in merged_group.stones, True)
self.assertEqual(BoardLocation(1, 3) in merged_group.stones, True)
self.assertEqual(BoardLocation(1, 5) in merged_group.stones, True)
self.assertEqual(BoardLocation(0, 0) in merged_group.liberties, True)
self.assertEqual(BoardLocation(0, 3) in merged_group.liberties, True)
self.assertEqual(BoardLocation(2, 5) in merged_group.liberties, True)
def test_illegal_merge_groups(self):
myBoard = GoBoard(9, 9)
merged_group = myBoard.merge_groups([])
isNone = (merged_group == None)
self.assertEqual(isNone, True)