fix(rules): confused creatures make no attacks of opportunity (simplification documented)

tests/test_aoo_defense.py

@@ -154,3 +154,25 @@ def test_nauseated_guard_makes_no_aoo() -> None:
     assert engine._aoo_used.get("guard", 0) == 0
     assert len(engine._rng._queue) == 2
     assert runner_s.hp == 20
+
+
+def test_confused_guard_makes_no_aoo() -> None:
+    """Given: the guard is confused (SRD: "will not make attacks of
+    opportunity against anything that it is not already devoted to
+    attacking" — simplified to no AoOs at all, the engine has no
+    "already devoted" concept)
+    When: the runner provokes an AoO
+    Then: no opportunity is taken — no die rolled, no budget spent."""
+    runner = make_combatant("runner", hp=20, ac=12)
+    guard = make_combatant("guard", hp=20, ac=15, attack_bonus=5)
+    states = [
+        make_state(runner, "players", (2, 1)),
+        make_state(guard, "monsters", (2, 0)),
+    ]
+    engine = CombatEngine(ScriptedRng([15, 3]), _grid(("....", "....")), states)
+    runner_s, guard_s = engine._states
+    _add_condition(guard_s, "confused")
+    assert engine._resolve_aoo(guard_s, runner_s) is False
+    assert engine._aoo_used.get("guard", 0) == 0
+    assert len(engine._rng._queue) == 2
+    assert runner_s.hp == 20

tests/test_bleeding_confused.py

@@ -320,4 +320,4 @@ def test_snapshot_exposes_bleed_damage() -> None:
     defs = dict(snap["condition_definitions"])
     assert len(defs) == len(CONDITIONS_BY_NAME)
     assert defs["bleeding"]["flags"] == []
-    assert defs["confused"]["flags"] == []
+    assert defs["confused"]["flags"] == ["cant_aoo"]