extends SceneTree
const E = preload("res://world/owniverse/math/exact.gd")

var checks: int = 0
var failures: int = 0

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

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

func run() -> void:
    var World = load("res://world/owniverse/owniverse.gd")
    var first = World.new()
    var second = World.new()
    var names: Array = ["batches", "ledger", "production", "automatic", "stellar", "life", "environment", "evolution", "civilization_flow"]
    var references: Array = []
    for name in names:
        check(E.ne(first.get(name), second.get(name)), E.add("World has its own ", name))
        check(E.eq(first.get(name).world, first), E.add("Module refers to its owner: ", name))
        references.append(weakref(first.get(name)))
    first.state.amount.H = 123
    first.presentation.pending_amounts.H = 123
    check(((not second.state.amount.has("H")) and second.presentation.pending_amounts.is_empty()), "State and pending presentation are isolated")
    first.free()
    for reference in references:
        check(E.eq(reference.get_ref(), null), "Module is released with its world")
    check(E.eq(second.evolution.world, second), "Other world remains usable")
    var snapshot: Dictionary = second.state.duplicate(true)
    second.evolute(NAN)
    second.evolute(E.neg(1))
    check(E.eq(second.state, snapshot), "Entry point rejects invalid time deltas")
    second.free()
    print(("Module lifecycle: %d checks, %d failures" % [checks, failures]))
    quit((1 if failures else 0))