extends SceneTree
const Clock = preload("res://world/owniverse/simulation_time.gd")
var checks: int = 0
var failures: int = 0

func _initialize() -> void:
    call_deferred("run")

func check(condition: bool, message: String) -> void:
    checks += 1
    if not condition:
        failures += 1
        push_error(message)

func fixture():
    var world = load("res://world/owniverse/owniverse.gd").new()
    var global: Node = root.get_node("Global")
    for id in global.OwniverseEntities:
        var entity = load("res://world/owniverse/owniverse_entity.gd").new(global.OwniverseEntities[id])
        world.entities[id] = entity
        world.state.amount[id] = 0.0
        world.state.stats.total_amount[id] = 0.0
        if entity.group_as != "":
            world.state.amount[entity.group_as] = 0.0
            world.state.stats.total_amount[entity.group_as] = 0.0
    world.entities["N"].life_product = {}
    world.entities["N"].product_per_year_type = "H"
    world.entities["N"].product_per_year_amount = 10.0
    world.entities["N"].auto = 0.0
    world.state.amount.N = 1.0
    return world

func dispose(world) -> void:
    for entity in world.entities.values():
        entity.free()
    world.free()

func run() -> void:
    var world = fixture()
    world.state.batch_origins.LGRB = 10357034.80000000074505806
    var boundary: float = 41215289.79999999701976776
    for interval in [[boundary - 2.5, boundary + 2.25], [boundary, boundary + 2.0]]:
        world.state.batches.LGRB = []
        world._append_batch(world.state, "LGRB", 100.0, interval[0], interval[1])
        var total: float = 0.0
        var last: float = -INF
        for batch: Dictionary in world.state.batches.LGRB:
            total += batch.amount
            check(batch.created_from > last, "Batch windows advance monotonically")
            check(batch.created_to > batch.created_from, "Positive window duration")
            check(batch.amount >= 0.0, "No negative batch amounts")
            last = batch.created_from
        check(total == 100.0, "Boundary correction preserves all objects")
        check(world.state.batches.LGRB.size() <= 7, "Finite number of windows")
    dispose(world)
    print("Batch boundaries: %d checks, %d failures" % [checks, failures])
    quit(0 if failures == 0 else 1)