Queue lab research from local stock

tests/test_lab_resources.gd

@@ -0,0 +1,41 @@
+extends SceneTree
+
+var game: Node
+var lab_id: int
+var elapsed := 0.0
+
+func _initialize() -> void:
+	game = root.get_node("GameState")
+	game.buildings.clear()
+	game.vessel_levels.clear()
+	game.build_time_scale = 0.02
+	game.rocks = 500
+	lab_id = game.add_building(GameState.BUILDING_SHIP_LAB, Vector2.ZERO)
+	if not game.queue_lab_research(lab_id, "int_damage"):
+		_fail("could not queue research")
+
+func _process(delta: float) -> bool:
+	elapsed += delta
+	if elapsed < 0.2:
+		return false
+	var order: Dictionary = game.lab_research_order(lab_id)
+	if not order.is_empty() and not bool(order.started):
+		if game.rocks != 500:
+			return _fail("research drew from mothership bank")
+		game.deposit_to_building(lab_id, game.upgrade_cost("int_damage"))
+		return false
+	if game.upgrade_level("int_damage") == 1:
+		if game.building_stock(lab_id) != 0 or game.rocks != 500:
+			return _fail("local lab stock/payment was wrong")
+		print("lab research consumed local ore and completed over time")
+		print("TEST_LAB_RESOURCES: PASS")
+		quit(0)
+		return true
+	if elapsed > 3.0:
+		return _fail("research did not complete")
+	return false
+
+func _fail(message: String) -> bool:
+	print("TEST_LAB_RESOURCES: FAIL (%s)" % message)
+	quit(1)
+	return true