Files
coorl-lost-cities/tests/games/classic/test_rules.py
T

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Python

import pytest
from coolrl_lost_cities.games.classic.game import (
Card,
GameState,
IllegalMoveError,
LostCitiesConfig,
build_deck,
)
from tests.games.classic.helpers import make_state
def test_deck_generation_count() -> None:
config = LostCitiesConfig(n_colors=3, n_ranks=5, n_handshakes=1, hand_size=5)
assert len(build_deck(config)) == config.n_colors * (config.n_ranks + config.n_handshakes)
def test_initial_hands_remove_cards_from_deck() -> None:
config = LostCitiesConfig(seed=7)
state = GameState.new_game(config)
assert len(state.hands[0]) == config.hand_size
assert len(state.hands[1]) == config.hand_size
assert len(state.deck) == config.deck_size - 2 * config.hand_size
def test_play_must_be_ascending() -> None:
config = LostCitiesConfig()
state = make_state(
config,
hands=[[Card(0, 2)], []],
expeditions=[[[Card(0, 4)], [], [], [], []], [[], [], [], [], []]],
)
assert state.legal_card_mask()[0] is False
def test_handshake_after_number_forbidden() -> None:
config = LostCitiesConfig()
state = make_state(
config,
hands=[[Card(1, 0)], []],
expeditions=[[[], [Card(1, 1)], [], [], []], [[], [], [], [], []]],
)
assert state.legal_card_mask()[0] is False
def test_cannot_draw_just_discarded_color() -> None:
config = LostCitiesConfig()
state = make_state(config, deck=[Card(0, 1)], hands=[[Card(2, 2)], []])
state.apply_action(1)
mask = state.legal_draw_mask()
assert mask[1 + 2] is False
def test_drawing_just_discarded_color_is_rejected() -> None:
config = LostCitiesConfig()
state = make_state(config, deck=[Card(0, 1)], hands=[[Card(2, 2)], []])
state.apply_action(1)
with pytest.raises(IllegalMoveError):
state.apply_action(1 + 2)
def test_discarded_color_can_be_drawn_after_turn_advances() -> None:
config = LostCitiesConfig()
state = make_state(
config,
deck=[Card(1, 1), Card(1, 2)],
hands=[[Card(2, 2)], [Card(0, 1)]],
)
state.apply_action(1)
state.apply_action(0)
assert state.current_player == 1
state.apply_action(1)
assert state.phase == "draw"
assert state.legal_draw_mask()[1 + 2] is True
def test_discarded_card_is_removed_when_drawn_later() -> None:
config = LostCitiesConfig()
state = make_state(
config,
deck=[Card(1, 1), Card(1, 2)],
hands=[[Card(2, 2)], [Card(0, 1)]],
)
state.apply_action(1)
assert state.discards[2] == [Card(2, 2)]
state.apply_action(0)
assert state.current_player == 1
state.apply_action(1)
state.apply_action(1 + 2)
assert state.discards[2] == []
assert Card(2, 2) in state.hands[1]
def test_deck_exhaustion_ends_after_last_deck_draw() -> None:
config = LostCitiesConfig()
state = make_state(config, deck=[Card(1, 1)], hands=[[Card(0, 1)], []])
state.apply_action(1)
state.apply_action(0)
assert state.terminal is True
assert len(state.deck) == 0
def test_card_phase_can_end_game_when_no_draw_sources_exist() -> None:
config = LostCitiesConfig(n_colors=3, n_ranks=5, n_handshakes=1, hand_size=5)
state = make_state(config, hands=[[Card(0, 1)], [Card(1, 1)]])
state.apply_action(1)
assert state.phase == "draw"
assert state.terminal is True