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Comprehensive tests for GameStructureChangedError #700

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Merged
tturocy merged 1 commit into from
Dec 15, 2025
Merged

Comprehensive tests for GameStructureChangedError #700

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111 changes: 99 additions & 12 deletions tests/test_game.py
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Original file line number Diff line number Diff line change
Expand Up @@ -159,36 +159,123 @@ def test_game_dereference_invalid():
_ = strategy.label


def test_strategy_profile_invalidation_table():
"""Test for invalidating mixed strategy profiles on tables when game changes."""
g = gbt.Game.new_table([2, 2])
def test_mixed_strategy_profile_game_structure_changed_no_tree():
g = gbt.Game.from_arrays([[2, 2], [0, 0]], [[0, 0], [1, 1]])
profiles = [g.mixed_strategy_profile(rational=b) for b in [False, True]]
g.delete_strategy(g.players[0].strategies[0])
g.outcomes[0][g.players[0]] = 3
for profile in profiles:
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
profile.copy()
with pytest.raises(gbt.GameStructureChangedError):
profile.liap_value()
with pytest.raises(gbt.GameStructureChangedError):
profile.max_regret()
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.mixed_strategies())
with pytest.raises(gbt.GameStructureChangedError):
profile.normalize()
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.player_regret(g.players[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_regret(g.strategies[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_value(g.strategies[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_value_deriv(g.strategies[0], g.strategies[1])
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.__iter__())
with pytest.raises(gbt.GameStructureChangedError):
profile.__setitem__(g.strategies[0], 0)
with pytest.raises(gbt.GameStructureChangedError):
profile.__getitem__(g.strategies[0])


def test_strategy_profile_invalidation_payoff():
g = gbt.Game.from_arrays([[2, 2], [0, 0]], [[0, 0], [1, 1]])
def test_mixed_strategy_profile_game_structure_changed_tree():
g = games.read_from_file("basic_extensive_game.efg")
profiles = [g.mixed_strategy_profile(rational=b) for b in [False, True]]
g.outcomes[0][g.players[0]] = 3
g.delete_action(g.players[0].infosets[0].actions[0])
for profile in profiles:
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
profile.as_behavior()
with pytest.raises(gbt.GameStructureChangedError):
profile.copy()
with pytest.raises(gbt.GameStructureChangedError):
profile.liap_value()
with pytest.raises(gbt.GameStructureChangedError):
profile.max_regret()
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.mixed_strategies())
with pytest.raises(gbt.GameStructureChangedError):
profile.normalize()
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.player_regret(g.players[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_regret(g.strategies[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_value(g.strategies[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.strategy_value_deriv(g.strategies[0], g.strategies[1])
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.__iter__())
with pytest.raises(gbt.GameStructureChangedError):
profile.__setitem__(g.strategies[0], 0)
with pytest.raises(gbt.GameStructureChangedError):
profile.__getitem__(g.strategies[0])


def test_behavior_profile_invalidation():
"""Test for invalidating mixed strategy profiles on tables when game changes."""
def test_mixed_behavior_profile_game_structure_changed():
g = games.read_from_file("basic_extensive_game.efg")
profiles = [g.mixed_behavior_profile(rational=b) for b in [False, True]]
g.delete_action(g.players[0].infosets[0].actions[0])
for profile in profiles:
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
profile.action_regret(g.actions[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.action_value(g.actions[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.as_strategy()
with pytest.raises(gbt.GameStructureChangedError):
profile.belief(list(g.nodes)[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.copy()
with pytest.raises(gbt.GameStructureChangedError):
profile.infoset_prob(g.infosets[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.infoset_regret(g.infosets[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.infoset_value(g.infosets[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.is_defined_at(g.infosets[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.liap_value()
with pytest.raises(gbt.GameStructureChangedError):
profile.max_regret()
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.mixed_actions())
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.mixed_behaviors())
with pytest.raises(gbt.GameStructureChangedError):
profile.node_value(g.players[0], g.root)
with pytest.raises(gbt.GameStructureChangedError):
profile.normalize()
with pytest.raises(gbt.GameStructureChangedError):
profile.payoff(g.players[0])
with pytest.raises(gbt.GameStructureChangedError):
profile.realiz_prob(g.root)
with pytest.raises(gbt.GameStructureChangedError):
# triggers error via __getitem__
next(profile.__iter__())
with pytest.raises(gbt.GameStructureChangedError):
profile.__setitem__(g.infosets[0].actions[0], 0)
with pytest.raises(gbt.GameStructureChangedError):
profile.__getitem__(g.infosets[0])