def run(self):
from chess import Board, Move
b = Board()
assert b.to_fen() == "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1"
assert len(list(b.gen_pseudo_legal_moves())) == 20
b.make_move(Move.from_uci("e2e4"))
assert b.move_number == 1
assert b.half_move_clock == 1
assert not b.active_player
assert b.to_fen() == 'rnbqkbnr/pppppppp/8/8/4P3/8/PPPP1PPP/RNBQKBNR b KQkq e3 1 1'
assert len(list(b.gen_pseudo_legal_moves())) == 20
b.make_move(Move.from_uci("d7d5"))
assert b.move_number == 2
assert b.half_move_clock == 2
assert b.active_player
# EN PASSANT
b = Board("rnbqkbnr/ppp1p1pp/8/3pPp2/8/8/PPPP1PPP/RNBQKBNR w KQkq f6 0 3")
b.make_move(Move.from_uci("e5f6"))
assert b.to_fen() == "rnbqkbnr/ppp1p1pp/5P2/3p4/8/8/PPPP1PPP/RNBQKBNR b KQkq - 0 3"
b = Board("rnbqk2r/ppp3pp/3bpP1n/3p4/8/BP3Q2/P1PP1PPP/RN2KBNR b KQkq - 2 6")
assert Move.from_uci("e8g8") in b.gen_pseudo_legal_moves()
b.make_move(Move.from_uci("e8g8"))
assert b.to_fen() == "rnbq1rk1/ppp3pp/3bpP1n/3p4/8/BP3Q2/P1PP1PPP/RN2KBNR w KQ - 3 7"
b = Board("rnbq1rk1/p1p3pp/3bpP1n/1p1p4/8/BPN2Q2/P1PP1PPP/R3KBNR w KQ b6 0 8")
b.make_move(Move.from_uci("e1c1"))
assert b.to_fen() == "rnbq1rk1/p1p3pp/3bpP1n/1p1p4/8/BPN2Q2/P1PP1PPP/2KR1BNR b - - 1 8"
try:
b.make_move(Move.from_uci("e1c1"))
except ValueError:
pass
finally:
assert b.to_fen() == "rnbq1rk1/p1p3pp/3bpP1n/1p1p4/8/BPN2Q2/P1PP1PPP/2KR1BNR b - - 1 8"
