extends SceneTree
var checks := 0
var failures := 0
func expect(ok: bool, message: String) -> void:
	checks += 1
	if not ok: failures += 1; push_error(message)
func _initialize() -> void: call_deferred("run")
func run() -> void:
	var runtime: Variant = load("res://autoload/simulation_runtime.gd").new()
	var clock: Variant = load("res://autoload/game_clock.gd").new()
	var state: Variant = load("res://autoload/game_state.gd").new()
	clock.reset(1,6,0); state.reset()
	expect(runtime.initialize(clock,state,424242)[&"valid"], "initialize Runtime")
	clock.set_paused(true)
	expect(runtime.enable_production_operations()[&"ok"], "enable production arrivals")
	var original: Dictionary = runtime.create_snapshot()
	var legacy := original.duplicate(true)
	legacy[&"systems"][&"runtime"][&"runtime_schema_version"] = 10
	preload("res://tests/fixtures/pre_auto_purchase_runtime.gd").strip_empty(legacy[&"systems"][&"runtime"])
	legacy[&"systems"][&"runtime"].erase(&"weather")
	legacy[&"systems"][&"runtime"].erase(&"facility_cleanliness")
	expect(runtime.restore_snapshot(legacy) and runtime.weather.get_kind() == &"clear" and runtime.weather.get_minute() == 360, "v10 migrates to neutral weather at saved minute")
	# P07-01 (A13): the original carries the opening day's natural draw, which a
	# pre-weather save never had; every other system must stay byte-equal.
	var migrated: Dictionary = runtime.create_snapshot()
	var migrated_rest: Dictionary = migrated.duplicate(true); migrated_rest[&"systems"][&"runtime"].erase(&"weather")
	var original_rest: Dictionary = original.duplicate(true); original_rest[&"systems"][&"runtime"].erase(&"weather")
	expect(migrated_rest == original_rest and runtime.weather.get_last_draw_day() == -1 and runtime.weather.get_today_draw().is_empty(), "old neutral save migration preserves other state")
	var malformed := original.duplicate(true)
	malformed[&"systems"][&"runtime"][&"weather"][&"minute"] = 361
	expect(not runtime.restore_snapshot(malformed) and runtime.create_snapshot() == migrated, "future weather clock rejects atomically")
	malformed = original.duplicate(true)
	malformed[&"systems"][&"runtime"].erase(&"weather")
	expect(not runtime.restore_snapshot(malformed), "new schema cannot silently lose weather")
	expect(runtime.weather.schedule(&"storm",390)[&"ok"] and runtime.weather.schedule(&"clear",420)[&"ok"], "schedule weather boundaries")
	clock.advance_minutes(29)
	var before: Dictionary = runtime.create_snapshot()
	expect(runtime.weather.get_kind() == &"clear", "storm does not apply before boundary")
	var spawned := {&"count":0}
	runtime.guest_service.guest_spawned.connect(func(_guest: GuestRuntime) -> void: spawned[&"count"] += 1)
	clock.advance_minutes(1)
	expect(runtime.weather.get_kind() == &"storm" and spawned[&"count"] == 0, "storm starts before same-minute production admission")
	var boundary: Dictionary = runtime.call("_operations_arrival_boundary", {}, OperationsCoordinator.PHASE_CAPTURE, null)
	expect(boundary[&"capacity_remaining"] == 0, "storm exposes zero admission capacity")
	var stopped: Dictionary = runtime.create_snapshot()
	expect(runtime.restore_snapshot(stopped) and runtime.create_snapshot() == stopped, "storm and recovery schedule round trip exactly")
	clock.advance_minutes(30)
	expect(runtime.weather.get_kind() == &"clear", "scheduled recovery resumes weather at boundary")
	boundary = runtime.call("_operations_arrival_boundary", {}, OperationsCoordinator.PHASE_CAPTURE, null)
	expect(boundary[&"capacity_remaining"] > 0, "recovery restores admission capacity")
	var recovered: Dictionary = runtime.create_snapshot()
	expect(runtime.restore_snapshot(before), "rewind before storm")
	clock.advance_minutes(31)
	expect(runtime.create_snapshot() == recovered, "full Runtime weather and arrivals replay identically")
	expect(not runtime.get_operations_report()[&"runtime_failure_latched"], "weather does not quarantine operations")
	runtime.free(); clock.free(); state.free()
	print("Runtime weather: %d checks, %d failures" % [checks, failures]); quit(failures)