Files
katrain-qt/tests/test_board.py
T
2020-05-13 17:23:54 +02:00

102 lines
3.6 KiB
Python

import pytest
from katrain.core.game import Game, IllegalMoveException, Move
class MockKaTrain:
def log(self, msg, lvl):
pass
class MockEngine:
def request_analysis(self, *args, **kwargs):
pass
class TestBoard:
def nonempty_chains(self, b):
return [c for c in b.chains if c]
def test_merge(self):
b = Game(MockKaTrain(), MockEngine(), config={"init_size": 9})
b.play(Move.from_gtp("B9", player="B"))
b.play(Move.from_gtp("A3", player="B"))
b.play(Move.from_gtp("A9", player="B"))
assert 2 == len(self.nonempty_chains(b))
assert 3 == len(b.stones)
assert 0 == len(b.prisoners)
def test_collide(self):
b = Game(MockKaTrain(), MockEngine(), config={"init_size": 9})
b.play(Move.from_gtp("B9", player="B"))
with pytest.raises(IllegalMoveException):
b.play(Move.from_gtp("B9", player="W"))
assert 1 == len(self.nonempty_chains(b))
assert 1 == len(b.stones)
assert 0 == len(b.prisoners)
def test_capture(self):
b = Game(MockKaTrain(), MockEngine(), config={"init_size": 9})
b.play(Move.from_gtp("A2", player="B"))
b.play(Move.from_gtp("B1", player="W"))
b.play(Move.from_gtp("A1", player="W"))
b.play(Move.from_gtp("C1", player="B"))
assert 3 == len(self.nonempty_chains(b))
assert 4 == len(b.stones)
assert 0 == len(b.prisoners)
b.play(Move.from_gtp("B2", player="B"))
assert 2 == len(self.nonempty_chains(b))
assert 3 == len(b.stones)
assert 2 == len(b.prisoners)
b.play(Move.from_gtp("B1", player="B"))
with pytest.raises(IllegalMoveException) as exc:
b.play(Move.from_gtp("A1", player="W"))
assert "Suicide" in str(exc.value)
assert 1 == len(self.nonempty_chains(b))
assert 4 == len(b.stones)
assert 2 == len(b.prisoners)
def test_snapback(self):
b = Game(MockKaTrain(), MockEngine(), config={"init_size": 9})
for move in ["C1", "D1", "E1", "C2", "D3", "E4", "F2", "F3", "F4"]:
b.play(Move.from_gtp(move, player="B"))
for move in ["D2", "E2", "C3", "D4", "C4"]:
b.play(Move.from_gtp(move, player="W"))
assert 5 == len(self.nonempty_chains(b))
assert 14 == len(b.stones)
assert 0 == len(b.prisoners)
b.play(Move.from_gtp("E3", player="W"))
assert 4 == len(self.nonempty_chains(b))
assert 14 == len(b.stones)
assert 1 == len(b.prisoners)
b.play(Move.from_gtp("D3", player="B"))
assert 4 == len(self.nonempty_chains(b))
assert 12 == len(b.stones)
assert 4 == len(b.prisoners)
def test_ko(self):
b = Game(MockKaTrain(), MockEngine(), config={"init_size": 9})
for move in ["A2", "B1"]:
b.play(Move.from_gtp(move, player="B"))
for move in ["B2", "C1"]:
b.play(Move.from_gtp(move, player="W"))
b.play(Move.from_gtp("A1", player="W"))
assert 4 == len(self.nonempty_chains(b))
assert 4 == len(b.stones)
assert 1 == len(b.prisoners)
with pytest.raises(IllegalMoveException) as exc:
b.play(Move.from_gtp("B1", player="B"))
assert "Ko" in str(exc.value)
b.play(Move.from_gtp("B1", player="B"), ignore_ko=True)
assert 2 == len(b.prisoners)
with pytest.raises(IllegalMoveException) as exc:
b.play(Move.from_gtp("A1", player="W"))
b.play(Move.from_gtp("F1", player="W"))
b.play(Move(coords=None, player="B"))
b.play(Move.from_gtp("A1", player="W"))
assert 3 == len(b.prisoners)