extends SceneTree
func _initialize() -> void: call_deferred("run")
func run() -> void:
	var runtime: Variant = root.get_node("SimulationRuntime")
	var path := PathService.new()
	var cells: Array[Vector3i] = []
	for x in 100:
		for y in 20: cells.append(Vector3i(x,y,0))
	path.rebuild_graph(cells)
	var cases: Array = [cells, [], cells.slice(1), cells.duplicate(), cells.duplicate()]
	cases[3][0] = cells[1]
	cases[4][0] = Vector3i(-1,0,0)
	var reverse := cells.duplicate();reverse.reverse();cases.append(reverse)
	var before := path.create_snapshot()
	var failures := 0
	for candidate: Array in cases:
		var typed: Array[Vector3i] = [];typed.assign(candidate)
		var reference: bool = runtime._path_snapshot_cells_match_world(path.create_snapshot(),typed)
		if path.matches_passable_cells(typed) != reference:failures+=1;push_error("membership differs from snapshot check")
	if path.create_snapshot()!=before:failures+=1;push_error("membership mutated path state")
	path.rebuild_graph([])
	if not path.matches_passable_cells([]):failures+=1;push_error("empty graphs must match")
	print("Path membership: 8 checks, %d failures" % failures)
	quit(failures)