extends SceneTree
var checks := 0
var failures := 0
func _initialize() -> void:
	call_deferred("_run")
func expect(ok: bool, label: String) -> void:
	checks += 1
	if not ok:
		failures += 1
		push_error(label)
func _run() -> void:
	var clock: Variant = load("res://autoload/game_clock.gd").new()
	var state: Variant = load("res://autoload/game_state.gd").new()
	var runtime: Variant = load("res://autoload/simulation_runtime.gd").new()
	clock.reset(1, 6, 0)
	state.reset()
	expect(runtime.initialize(clock, state, 90416)[&"valid"], "initialize")
	clock.set_paused(true)
	var definition: FacilityDefinition = runtime.definition_registry.get_facility(&"guest_corridor")
	var old_rate := definition.maintenance_gold
	definition.maintenance_gold = 1440
	expect(runtime.submit_command(&"build_facility", {&"definition_id": &"guest_corridor", &"origin": Vector3i(4, 1, 0)}).is_success(), "public construction starts")
	var facility: Dictionary = {}
	for minute in 100:
		clock.advance_minutes(1)
		var instances: Array = runtime.construction_service.get_facilities()
		if not instances.is_empty():
			facility = instances[0]
			break
		expect(runtime.facility_upkeep.get_report()[&"pending_facility_units"].is_empty(), "construction time is not billable")
	expect(not facility.is_empty(), "construction completes")
	if not facility.is_empty():
		expect(runtime.facility_upkeep.get_report()[&"pending_facility_units"].is_empty(), "completion instant adds no earlier expense")
		clock.advance_minutes(3)
		expect(runtime.facility_upkeep.get_report()[&"pending_facility_units"].get(String(facility.instance_id), 0) == 4320, "owned infrastructure accrues exactly three minutes")
		var mid: Dictionary = runtime.create_snapshot()
		expect(runtime.restore_snapshot(mid) and runtime.create_snapshot() == mid, "real construction ownership saves exactly")
		expect(runtime.submit_command(&"demolish_facility", {&"instance_id": facility.instance_id}).is_success(), "public demolition")
		clock.advance_minutes(3)
		expect(runtime.facility_upkeep.get_report()[&"pending_facility_units"].get(String(facility.instance_id), 0) == 4320, "demolition stops further accrual")
	definition.maintenance_gold = old_rate
	runtime.free()
	clock.free()
	state.free()
	print("%s: %d checks" % ["PASS" if failures == 0 else "FAIL", checks])
	quit(failures)