Turn dev mode into sandbox menu

tests/test_dev_menu.gd

@@ -0,0 +1,95 @@
+extends SceneTree
+
+# The dev button is now a doorway rather than a one-off wave shortcut. This
+# exercises the real Main scene so additions and removals prove they affect
+# the live fleet, not only GameState bookkeeping.
+
+const VESSEL_DEFINITIONS = preload("res://vessels/VesselDefinitions.gd")
+
+var state: Node
+var scene: Node
+var fleet: Node
+var dev_button: Control
+var menu: Control
+var stage: int = 0
+var elapsed: float = 0.0
+
+
+func _initialize() -> void:
+	state = root.get_node("GameState")
+	state.start_dev_game()
+	scene = load("res://world/Main.tscn").instantiate()
+	root.add_child(scene)
+	current_scene = scene
+	fleet = scene.get_node("Fleet")
+	dev_button = scene.get_node("UI/DevMenuButton")
+	menu = scene.get_node("UI/DevMenu")
+
+
+func _process(delta: float) -> bool:
+	elapsed += delta
+	match stage:
+		0:
+			if elapsed < 0.2:
+				return false
+			if state.intro_active:
+				return _fail("the dev world opened inside the intro")
+			if fleet.ships.size() != GameState.STARTING_SHIP_COUNT:
+				return _fail("post-intro dev mode did not start with the normal fleet")
+			dev_button.button.pressed.emit()
+			if not menu.visible:
+				return _fail("the HUD dev button opened no menu")
+
+			menu.unlock_button.pressed.emit()
+			for skill in GameState.SKILL_TREE:
+				if not state.is_unlocked(String(skill.id)):
+					return _fail("unlock-all missed %s" % skill.id)
+			if state.max_fleet_size() != GameState.DEFAULT_FORMATION.size():
+				return _fail("unlock-all did not expose the complete fleet capacity")
+
+			for definition in VESSEL_DEFINITIONS.fleet():
+				menu.fleet_add_requested.emit(String(definition.definition_id))
+			for definition in VESSEL_DEFINITIONS.fleet():
+				if not fleet.has_vessel_type(String(definition.definition_id)):
+					return _fail("the menu could not add %s" % definition.display_name)
+			print("dev menu added every fleet-eligible vessel to the live fleet")
+
+			var before: int = fleet.ships.size()
+			menu.fleet_remove_requested.emit(GameState.VESSEL_GAS_BOMBER)
+			if fleet.ships.size() != before - 1:
+				return _fail("the dev menu did not remove a vessel")
+
+			menu.unlimited_button.pressed.emit()
+			if not state.dev_unlimited_resources:
+				return _fail("the unlimited-resources toggle did not turn on")
+			for resource_type in state.resource_types():
+				state.bank_inventory.withdraw(resource_type, GameState.DEV_UNLIMITED_AMOUNT)
+			state.research_points = 0
+			state._process(0.0)
+			for resource_type in state.resource_types():
+				if state.banked_resource(resource_type) != GameState.DEV_UNLIMITED_AMOUNT:
+					return _fail("unlimited mode did not replenish %s" % resource_type)
+			if state.research_points != GameState.DEV_UNLIMITED_AMOUNT:
+				return _fail("unlimited mode did not replenish research points")
+			print("skill unlock and unlimited resources operate on persistent GameState")
+
+			var wave_before: int = state.wave_number
+			menu.wave_button.pressed.emit()
+			if menu.visible:
+				return _fail("starting a wave left the dev menu over the action")
+			if state.wave_number != wave_before + 1 or not state.wave_pending:
+				return _fail("the dev menu did not retain the immediate wave tool")
+
+			state.reset_new_game()
+			if state.dev_mode or state.dev_unlimited_resources:
+				return _fail("dev cheats leaked into a normal new game")
+			print("TEST_DEV_MENU: PASS")
+			quit(0)
+			return true
+	return false
+
+
+func _fail(message: String) -> bool:
+	print("TEST_DEV_MENU: FAIL (%s)" % message)
+	quit(1)
+	return true