Added execution order test

client/test/benchmark/Benchmark.gd

@@ -0,0 +1,63 @@
+extends Node
+
+var n := 1000000
+var benchmarks = [
+	"pass",
+	"get_node",
+	"find_child",
+	"get_child",
+	"get_parent",
+	"get_viewport",
+	"get_tree",
+	"create_timer",
+]
+
+func _ready():
+	for b in benchmarks:
+		print("%s:" % b)
+		bench(self["_%s" % b])
+	
+	await get_tree().create_timer(0.5).timeout
+	get_tree().quit()
+
+func bench(callable: Callable):
+	var t := now()
+	callable.call()
+	prints(round((now() - t) / n * 1000000000), "ns")
+
+func now() -> float:
+	return Time.get_unix_time_from_system()
+
+func _pass():
+	for i in range(n):
+		pass
+
+func _get_node():
+	for i in range(n):
+		get_node("Child")
+
+func _find_child():
+	for i in range(n):
+		find_child("Child")
+
+func _get_child():
+	for i in range(n):
+		get_child(0)
+
+func _get_parent():
+	for i in range(n):
+		get_parent()
+
+func _get_viewport():
+	for i in range(n):
+		get_viewport()
+
+func _get_tree():
+	for i in range(n):
+		get_tree()
+
+func _create_timer():
+	var tree := get_tree()
+
+	for i in range(n):
+		tree.create_timer(0)

client/test/benchmark/Benchmark.tscn

@@ -0,0 +1,10 @@
+[gd_scene load_steps=2 format=3 uid="uid://bk5p5w2gxxuq5"]
+
+[ext_resource type="Script" path="res://test/benchmark/Benchmark.gd" id="1_363x2"]
+
+[node name="Benchmark" type="Node"]
+
+[node name="Node" type="Node" parent="."]
+script = ExtResource("1_363x2")
+
+[node name="Child" type="Node" parent="Node"]

client/test/order/TestOrder.gd

@@ -0,0 +1,44 @@
+extends Node
+
+func _init():
+	callback("_init")
+
+func _enter_tree():
+	callback("_enter_tree")
+
+func _exit_tree():
+	callback("_exit_tree")
+
+func _ready():
+	callback("_ready")
+	get_tree().process_frame.connect(callback.bind("process_frame"))
+	get_tree().physics_frame.connect(callback.bind("physics_frame"))
+
+func _process(_delta):
+	callback("_process")
+	queue_free()
+
+func _physics_process(_delta):
+	callback("_physics_process")
+
+func _notification(what):
+	match what:
+		NOTIFICATION_PROCESS:
+			callback("NOTIFICATION_PROCESS")
+		NOTIFICATION_PHYSICS_PROCESS:
+			callback("NOTIFICATION_PHYSICS_PROCESS")
+		NOTIFICATION_PARENTED:
+			callback("NOTIFICATION_PARENTED")
+		NOTIFICATION_UNPARENTED:
+			callback("NOTIFICATION_UNPARENTED")
+		NOTIFICATION_PREDELETE:
+			callback("NOTIFICATION_PREDELETE")
+
+func _input(_event):
+	callback("_input")
+
+func _unhandled_input(_event):
+	callback("_unhandled_input")
+
+func callback(s):
+	print("[%d] [%s]: %s" % [Engine.get_frames_drawn(), name, s])

client/test/order/TestOrder.tscn

@@ -0,0 +1,9 @@
+[gd_scene load_steps=2 format=3 uid="uid://4cjm7vlsa7a1"]
+
+[ext_resource type="Script" path="res://test/order/TestOrder.gd" id="1_d3f6g"]
+
+[node name="Parent" type="Node"]
+script = ExtResource("1_d3f6g")
+
+[node name="Child" type="Node" parent="."]
+script = ExtResource("1_d3f6g")