Add Wuchao depot supply pickup

tools/smoke_event_item_pickups.gd

@@ -0,0 +1,71 @@
+extends SceneTree
+
+const BattleStateScript := preload("res://scripts/core/battle_state.gd")
+
+
+func _init() -> void:
+	var failures: Array[String] = []
+	_check_wuchao_depot_pickup(failures)
+
+	if failures.is_empty():
+		print("event item pickups smoke ok")
+		quit(0)
+		return
+
+	for failure in failures:
+		push_error(failure)
+	quit(1)
+
+
+func _check_wuchao_depot_pickup(failures: Array[String]) -> void:
+	var state = BattleStateScript.new()
+	if not state.load_battle("res://data/scenarios/013_wuchao_raid.json"):
+		failures.append("could not load Wuchao raid")
+		return
+
+	var logs: Array[String] = []
+	var feedback: Array[String] = []
+	state.log_added.connect(func(message: String) -> void:
+		logs.append(message)
+	)
+	state.combat_feedback_requested.connect(func(unit_id: String, text: String, kind: String) -> void:
+		feedback.append("%s|%s|%s" % [unit_id, text, kind])
+	)
+
+	var cao_cao: Dictionary = state.get_unit("cao_cao_ch13")
+	if cao_cao.is_empty():
+		failures.append("missing Cao Cao deployment in Wuchao raid")
+		return
+
+	var before_inventory := state.get_inventory_snapshot()
+	cao_cao["pos"] = Vector2i(14, 4)
+	state._run_events("unit_reaches_tile", "player", 1, cao_cao)
+
+	var after_inventory := state.get_inventory_snapshot()
+	if int(after_inventory.get("bean", 0)) != int(before_inventory.get("bean", 0)) + 2:
+		failures.append("Wuchao depot should grant Bean x2: before %s after %s" % [str(before_inventory), str(after_inventory)])
+	if int(after_inventory.get("wine", 0)) != int(before_inventory.get("wine", 0)) + 1:
+		failures.append("Wuchao depot should grant Wine x1: before %s after %s" % [str(before_inventory), str(after_inventory)])
+	if not logs.has("Usable Wuchao stores are seized before the granaries burn."):
+		failures.append("Wuchao depot pickup log missing")
+	if not logs.has("Received Bean x2."):
+		failures.append("Bean pickup receipt log missing")
+	if not logs.has("Received Wine."):
+		failures.append("Wine pickup receipt log missing")
+	if not feedback.has("cao_cao_ch13|+Bean|item"):
+		failures.append("Bean pickup feedback missing")
+	if not feedback.has("cao_cao_ch13|+Wine|item"):
+		failures.append("Wine pickup feedback missing")
+	if not state.fired_event_ids.has("wuchao_depot_burned"):
+		failures.append("Wuchao depot event should be marked fired")
+
+	logs.clear()
+	feedback.clear()
+	state._run_events("unit_reaches_tile", "player", 1, cao_cao)
+	var repeat_inventory := state.get_inventory_snapshot()
+	if int(repeat_inventory.get("bean", 0)) != int(after_inventory.get("bean", 0)):
+		failures.append("Wuchao depot Bean pickup repeated despite once flag")
+	if int(repeat_inventory.get("wine", 0)) != int(after_inventory.get("wine", 0)):
+		failures.append("Wuchao depot Wine pickup repeated despite once flag")
+	if not logs.is_empty() or not feedback.is_empty():
+		failures.append("Wuchao depot pickup should not repeat logs or feedback")