Refactor rhythm action architecture

tests/test_rhythm_ui.gd

@@ -4,34 +4,53 @@ var failures: Array[String] = []
 
 
 func _init() -> void:
-	var scene: PackedScene = load("res://scenes/main/main.tscn")
+	_run.call_deferred()
+
+
+func _run() -> void:
+	var scene: PackedScene = load("res://scenes/ui/main_ui.tscn")
 	if scene == null:
-		push_error("Could not load main.tscn")
+		push_error("Could not load main_ui.tscn")
 		quit(1)
 		return
-	
-	var main: Node = scene.instantiate()
-	var required_nodes := [
-		"RhythmFeedback/RhythmTrack",
-		"RhythmFeedback/RhythmTrack/LeftRod",
-		"RhythmFeedback/RhythmTrack/RightRod",
-		"RhythmFeedback/RhythmTrack/CenterBase",
-		"RhythmFeedback/RhythmTrack/CenterFlash",
-		"RhythmFeedback/RhythmTrack/LeftMover",
-		"RhythmFeedback/RhythmTrack/RightMover",
-		"RhythmFeedback/RhythmTrack/BlueBallLeft1",
-		"RhythmFeedback/RhythmTrack/BlueBallRight1",
-		"RhythmFeedback/JudgementLabel",
-	]
-	for node_path: String in required_nodes:
-		if not main.has_node(node_path):
+
+	var ui := scene.instantiate()
+	root.add_child(ui)
+	await process_frame
+
+	for node_path: String in [
+		"RhythmTrack",
+		"RhythmTrack/JudgementLabel",
+		"RhythmTrack/ChartMarkerContainer",
+		"ComboWindow",
+		"StatusBars/HealthBar",
+		"StatusBars/EnergyBar",
+		"StatusBars/ChargeBar",
+	]:
+		if not ui.has_node(node_path):
 			failures.append("Missing rhythm UI node: %s" % node_path)
-	
-	if main.has_method("_update_rhythm_track") == false:
-		failures.append("Main script missing _update_rhythm_track")
-	
-	main.free()
-	
+
+	var bus := _event_bus()
+	bus.emit_signal("action_judged", &"skill_a", {"label": "perfect", "diff": 0.0})
+	await process_frame
+	var label := ui.get_node("RhythmTrack/JudgementLabel") as Label
+	if not label.text.contains("SKILL_A"):
+		failures.append("RhythmTrack should render EventBus judgement text")
+
+	ui.free()
+	_finish()
+
+
+func _event_bus() -> Node:
+	var bus := root.get_node_or_null("EventBus")
+	if bus == null:
+		bus = load("res://autoload/event_bus.gd").new()
+		bus.name = "EventBus"
+		root.add_child(bus)
+	return bus
+
+
+func _finish() -> void:
 	if failures.is_empty():
 		print("PASS rhythm ui")
 		quit(0)