extends SceneTree
var failures := 0
var started := 0
var won := 0
var lost := 0
func check(value: bool, message: String) -> void:
	if not value:
		failures += 1
		push_error(message)
func _initialize() -> void:
	call_deferred("run")
func clean(g) -> void:
	g.entities.clear()
	g.shots.clear()
	g.enemy_shots.clear()
	g.effects.clear()
	g.phase="play"
	g.fire_delay=0
	g.invulnerable=10
	g.player=Vector2(146,124)
func run() -> void:
	var g = load("res://games/robotron/Robotron.tscn").instantiate()
	root.add_child(g)
	g.set_physics_process(false)
	g.sound_enabled=false
	g.game_started.connect(func(): started+=1)
	g.game_won.connect(func(): won+=1)
	g.game_lost.connect(func(): lost+=1)
	check(g.start_game() and not g.start_game(),"Start guard")
	g._physics_process(2.1)
	check(g.phase=="play" and started==1,"Ready event")
	clean(g)
	g.spawn("grunt",Vector2(260,210))
	g.step_world(.05,Vector2.LEFT,Vector2.UP)
	check(g.player.x<146 and g.shots.size()==1 and g.shots[0].velocity.y<0,"Independent movement/fire")
	check(is_equal_approx(g.eight_way(Vector2(1,1)).length(),1),"Normalized diagonal")
	Input.action_press("robotron_move_left")
	Input.action_press("robotron_move_up")
	Input.action_press("robotron_fire_right")
	check(g.control_vector("move_").x<0 and g.control_vector("move_").y<0 and g.control_vector("fire_").x>0,"Independent mapped sticks")
	Input.action_release("robotron_move_left")
	Input.action_release("robotron_move_up")
	Input.action_release("robotron_fire_right")
	check(g.control_vector("fire_")==Vector2.ZERO,"Release stops fire")
	clean(g)
	var human = g.spawn("human",Vector2(146,124))
	for i in range(6):
		human.alive=true
		g.save_human(human)
	check(g.score==20000 and g.rescue_chain==5,"Escalating rescue chain")
	var old_lives: int=g.lives
	g.add_score(55000)
	check(g.lives==old_lives+3,"Multiple bonus thresholds")
	clean(g)
	var hulk = g.spawn("hulk",Vector2(160,124))
	g.fire(Vector2.RIGHT)
	g.update_shots(.1)
	check(hulk.alive and hulk.position.x>160 and g.shots.is_empty(),"Hulk survives and is pushed")
	clean(g)
	human=g.spawn("human",Vector2(160,124))
	g.fire(Vector2.RIGHT)
	g.update_shots(.1)
	check(human.alive,"Player bullets spare humans")
	clean(g)
	var obstacle=g.spawn("electrode",Vector2(160,124))
	g.fire(Vector2.RIGHT)
	g.update_shots(.1)
	check(not obstacle.alive,"Electrode shot destruction")
	clean(g)
	g.spawn("hulk",Vector2(200,100))
	var doomed=g.spawn("human",Vector2(201,100))
	g.spawn("grunt",Vector2(270,210))
	g.step_world(.01,Vector2.ZERO,Vector2.ZERO)
	check(not doomed.alive,"Hulk kills human")
	clean(g)
	var brain=g.spawn("brain",Vector2(170,124))
	var victim=g.spawn("human",Vector2(171,124))
	g.step_world(.01,Vector2.ZERO,Vector2.ZERO)
	check(not victim.alive and g.entities.any(func(e): return e.kind=="converting"),"Brain captures human")
	g.step_world(.8,Vector2.ZERO,Vector2.ZERO)
	check(g.entities.any(func(e): return e.kind=="prog"),"Human transforms into Prog")
	g.damage(brain)
	g.damage(brain)
	check(brain.alive,"Brain takes three hits")
	g.damage(brain)
	check(not brain.alive,"Brain third hit")
	clean(g)
	var spawner=g.spawn("spheroid",Vector2(230,100))
	spawner.timer=0
	g.step_world(.01,Vector2.ZERO,Vector2.ZERO)
	check(g.entities.any(func(e): return e.kind=="enforcer"),"Spheroid creates enforcers")
	clean(g)
	spawner=g.spawn("quark",Vector2(230,100))
	spawner.timer=0
	g.step_world(.01,Vector2.ZERO,Vector2.ZERO)
	check(g.entities.any(func(e): return e.kind=="tank"),"Quark creates tanks")
	g.projectile("shell",Vector2(282,100),Vector2(300,100))
	g.update_enemy_shots(.1)
	check(g.enemy_shots[0].velocity.x<0 and g.enemy_shots[0].bounces==1,"Tank shell bounce")
	g.wave=5
	g.setup_wave()
	check(g.entities.any(func(e): return e.kind=="brain"),"Brain wave")
	g.wave=7
	g.setup_wave()
	check(g.entities.any(func(e): return e.kind=="quark"),"Tank wave")
	clean(g)
	g.wave=1
	g.spawn("hulk",Vector2(250,100))
	g.spawn("human",Vector2(50,50))
	g.spawn("electrode",Vector2(20,200))
	g.step_world(.01,Vector2.ZERO,Vector2.ZERO)
	check(g.phase=="transition","Only killable enemies gate wave")
	g._physics_process(2)
	check(won==1 and not g.is_running,"Room win")
	g.start_game()
	g.waves_to_win=0
	g.phase="transition"
	g.phase_time=0
	g._physics_process(.01)
	check(g.wave==2 and g.phase=="ready" and g.is_running,"Endless wave progression")
	g.reset_game()
	g.start_game()
	g.phase="play"
	g.lives=1
	g.die()
	g._physics_process(1.3)
	check(lost==1 and not g.is_running,"Room loss")
	g.reset_game()
	g.high_score=999999
	g.last_score=420
	var events := Vector3i(started,won,lost)
	g.begin_demo()
	for i in range(1600): g._physics_process(1.0/60)
	check(not g.demo and not g.is_running and g.score==420 and g.high_score==999999,"Demo score isolation")
	check(events==Vector3i(started,won,lost),"Demo event isolation")
	g.begin_demo()
	check(g.start_game() and not g.demo and g.score==0,"Start interrupts demo")
	check(load("res://data/project_database.tres").get_game(&"robotron")!=null,"Database")
	print("Robotron checks: ",failures," failures")
	g.free()
	quit(failures)