def test_true_eye(self):
gs = GameState(size=7)
gs.do_move((1, 0), go.BLACK)
gs.do_move((0, 1), go.BLACK)
# false eye at 0, 0
self.assertTrue(gs.is_eyeish((0, 0), go.BLACK))
self.assertFalse(gs.is_eye((0, 0), go.BLACK))
# make it a true eye by turning the corner (1, 1) into an eye itself
gs.do_move((1, 2), go.BLACK)
gs.do_move((2, 1), go.BLACK)
gs.do_move((2, 2), go.BLACK)
gs.do_move((0, 2), go.BLACK)
self.assertTrue(gs.is_eyeish((0, 0), go.BLACK))
self.assertTrue(gs.is_eye((0, 0), go.BLACK))
self.assertTrue(gs.is_eye((1, 1), go.BLACK))
def test_simple_eye(self):
# create a black eye in top left (1, 1), white in bottom right (5, 5)
gs = GameState(size=7)
gs.do_move((1, 0)) # B
gs.do_move((5, 4)) # W
gs.do_move((2, 1)) # B
gs.do_move((6, 5)) # W
gs.do_move((1, 2)) # B
gs.do_move((5, 6)) # W
gs.do_move((0, 1)) # B
gs.do_move((4, 5)) # W
# test black eye top left
self.assertTrue(gs.is_eyeish((1, 1), go.BLACK))
self.assertFalse(gs.is_eyeish((1, 1), go.WHITE))
# test white eye bottom right
self.assertTrue(gs.is_eyeish((5, 5), go.WHITE))
self.assertFalse(gs.is_eyeish((5, 5), go.BLACK))
# test no eye in other random positions
self.assertFalse(gs.is_eyeish((1, 0), go.BLACK))
self.assertFalse(gs.is_eyeish((1, 0), go.WHITE))
self.assertFalse(gs.is_eyeish((2, 2), go.BLACK))
self.assertFalse(gs.is_eyeish((2, 2), go.WHITE))
