Add selectable startup world layouts

tests/world_layout_multiplayer_validation.gd

@@ -0,0 +1,126 @@
+extends SceneTree
+
+const MainScene: PackedScene = preload("res://main/main.tscn")
+const TEST_PORT: int = 18155
+const TEST_SEED: int = 86421357
+
+
+func _initialize() -> void:
+	call_deferred("_run")
+
+
+func _run() -> void:
+	var arguments: PackedStringArray = OS.get_cmdline_user_args()
+	if arguments.has("host"):
+		await _run_host()
+		return
+	if arguments.has("client"):
+		await _run_client()
+		return
+	push_error("World layout multiplayer validation needs host or client mode.")
+	quit(1)
+
+
+func _run_host() -> void:
+	var main: Node = await _create_initialized_main()
+	var session := main.get_node("%NetworkSession") as NetworkSession
+	var save_manager := main.get("_save_manager") as PlayerSaveManager
+	assert(bool(main.call(
+		"_apply_world",
+		WorldLayout.STARTER_ISLAND,
+		TEST_SEED,
+		true,
+	)))
+	assert(bool(main.call(
+		"_prepare_host_world",
+		WorldLayout.STARTER_ISLAND,
+		TEST_SEED,
+	)))
+	assert(save_manager.initialize_new_game(
+		TEST_SEED,
+		WorldLayout.STARTER_ISLAND,
+	))
+	assert(session.start_private_host(TEST_PORT))
+	main.call("_enter_gameplay")
+	assert(session.set_host_open(true))
+	var remote_peer_id: int = await _wait_for_remote_peer(session)
+	assert(remote_peer_id > 1)
+	assert(session.peer_supports_capability(
+		remote_peer_id,
+		NetworkProtocol.WORLD_LAYOUT_CAPABILITY,
+	))
+	var disconnect_deadline: int = Time.get_ticks_msec() + 12000
+	while (
+		Time.get_ticks_msec() < disconnect_deadline
+		and session.is_authenticated_peer(remote_peer_id)
+	):
+		await process_frame
+	assert(not session.is_authenticated_peer(remote_peer_id))
+	print("World layout multiplayer host validation: PASS")
+	await _cleanup(main, session)
+
+
+func _run_client() -> void:
+	var main: Node = await _create_initialized_main()
+	main.call(
+		"_on_title_join_game_requested",
+		"127.0.0.1:%d" % TEST_PORT,
+	)
+	var session := main.get_node("%NetworkSession") as NetworkSession
+	var deadline: int = Time.get_ticks_msec() + 20000
+	while Time.get_ticks_msec() < deadline:
+		await process_frame
+		if session.state == NetworkSession.State.VERIFYING_SERVER_IDENTITY:
+			main.call("_confirm_server_trust")
+		if session.is_joined_client() and bool(main.get("_gameplay_started")):
+			break
+	assert(session.is_joined_client())
+	assert(session.supports_server_capability(
+		NetworkProtocol.WORLD_LAYOUT_CAPABILITY
+	))
+	var metadata: Dictionary = session.get_last_server_metadata()
+	assert(str(metadata.get("world_layout", "")) == String(
+		WorldLayout.STARTER_ISLAND
+	))
+	assert(int(metadata.get("world_seed", 0)) == TEST_SEED)
+	var world := main.get("_test_world") as TestWorld
+	assert(world.get_world_layout() == WorldLayout.STARTER_ISLAND)
+	assert(world.get_generation_seed() == TEST_SEED)
+	assert(world.get_node_or_null("Regions/StarterIslandRegion") != null)
+	assert(world.get_fishing_shop() != null)
+	assert(world.get_player_storage() != null)
+	print("World layout multiplayer client validation: PASS")
+	await _cleanup(main, session)
+
+
+func _create_initialized_main() -> Node:
+	root.size = Vector2i(1280, 720)
+	var main: Node = MainScene.instantiate()
+	root.add_child(main)
+	for _frame: int in 4:
+		await process_frame
+	if not bool(main.get("_application_initialized")):
+		main.call("_activate_selected_data_path", "", true)
+	for _frame: int in 8:
+		await process_frame
+	assert(bool(main.get("_application_initialized")))
+	return main
+
+
+func _wait_for_remote_peer(session: NetworkSession) -> int:
+	var deadline: int = Time.get_ticks_msec() + 20000
+	while Time.get_ticks_msec() < deadline:
+		await process_frame
+		for peer_id: int in session.get_authenticated_peer_ids():
+			if peer_id != session.get_local_peer_id():
+				return peer_id
+	return 0
+
+
+func _cleanup(main: Node, session: NetworkSession) -> void:
+	session.disconnect_session("")
+	main.queue_free()
+	for _frame: int in 4:
+		await process_frame
+	await create_timer(0.1).timeout
+	quit()