Add selectable startup world layouts

tests/world_layout_validation.gd

@@ -0,0 +1,125 @@
+extends SceneTree
+
+const TestWorldScene: PackedScene = preload("res://world/test_world.tscn")
+const SetupPageScene: PackedScene = preload(
+	"res://ui/new_game_setup_page.tscn"
+)
+
+
+func _initialize() -> void:
+	call_deferred("_run")
+
+
+func _run() -> void:
+	root.size = Vector2i(1280, 720)
+	_validate_layout_values()
+	await _validate_setup_page()
+	await _validate_world_switching()
+	_validate_network_metadata()
+	print("World layout validation: PASS")
+	quit()
+
+
+func _validate_layout_values() -> void:
+	assert(WorldLayout.is_valid(WorldLayout.GENERATED))
+	assert(WorldLayout.is_valid(String(WorldLayout.STARTER_ISLAND)))
+	assert(not WorldLayout.is_valid(&"unknown"))
+	assert(WorldLayout.normalized("unknown") == WorldLayout.GENERATED)
+	assert(WorldLayout.display_name(WorldLayout.STARTER_ISLAND) == "starter island")
+
+
+func _validate_setup_page() -> void:
+	assert(NewGameSetupPage.parse_seed_text(" 24680 ") == 24680)
+	assert(NewGameSetupPage.parse_seed_text("0") == 0)
+	assert(NewGameSetupPage.parse_seed_text("2147483647") == 0)
+	assert(NewGameSetupPage.parse_seed_text("") == 0)
+	var text_seed: int = NewGameSetupPage.parse_seed_text("voyager island")
+	assert(text_seed > 0 and text_seed <= PlayerSaveManager.MAX_WORLD_SEED)
+	assert(NewGameSetupPage.parse_seed_text(" voyager island ") == text_seed)
+	assert(NewGameSetupPage.parse_seed_text("voyager island") == text_seed)
+	assert(NewGameSetupPage.parse_seed_text("Voyager Island") != text_seed)
+	var page := SetupPageScene.instantiate() as NewGameSetupPage
+	root.add_child(page)
+	await process_frame
+	page.open_page(true)
+	await process_frame
+	assert(page.visible)
+	var paper := page.get_node("%Paper") as PanelContainer
+	assert(paper.get_combined_minimum_size().x <= paper.size.x)
+	assert(paper.get_combined_minimum_size().y <= paper.size.y)
+	assert(page.get_selected_world_layout() == WorldLayout.GENERATED)
+	assert(page.get_selected_world_seed() > 0)
+	assert((page.get_node("%OverwriteWarning") as Label).visible)
+	var generated_button := page.get_node("%GeneratedButton") as Button
+	var starter_button := page.get_node("%StarterButton") as Button
+	var random_button := page.get_node("%RandomSeedButton") as Button
+	var custom_button := page.get_node("%CustomSeedButton") as Button
+	var seed_edit := page.get_node("%SeedEdit") as LineEdit
+	var start_button := page.get_node("%StartButton") as Button
+	var back_button := page.get_node("%BackButton") as Button
+	assert(generated_button.get_node(generated_button.focus_neighbor_right) == starter_button)
+	assert(generated_button.get_node(generated_button.focus_neighbor_bottom) == random_button)
+	assert(random_button.get_node(random_button.focus_neighbor_right) == custom_button)
+	assert(start_button.get_node(start_button.focus_neighbor_right) == back_button)
+	page.call("_choose_custom_seed")
+	assert(seed_edit.editable)
+	assert(custom_button.get_node(custom_button.focus_neighbor_bottom) == seed_edit)
+	assert(seed_edit.get_node(seed_edit.focus_neighbor_bottom) == start_button)
+	page.call("_set_world_layout", WorldLayout.STARTER_ISLAND)
+	assert(not (page.get_node("%SeedSection") as Control).visible)
+	var request: Dictionary = {}
+	page.start_requested.connect(func(layout: StringName, seed: int) -> void:
+		request["layout"] = layout
+		request["seed"] = seed
+	)
+	page.call("_request_start")
+	assert(request.get("layout") == WorldLayout.STARTER_ISLAND)
+	assert(int(request.get("seed", 0)) > 0)
+	page.queue_free()
+	await process_frame
+
+
+func _validate_world_switching() -> void:
+	var world := TestWorldScene.instantiate() as TestWorld
+	root.add_child(world)
+	await process_frame
+	assert(world.get_world_layout() == WorldLayout.GENERATED)
+	assert(world.get_fishing_shop() != null)
+	assert(world.get_player_storage() != null)
+	assert(world.activate_world(WorldLayout.STARTER_ISLAND, 13579))
+	assert(world.get_world_layout() == WorldLayout.STARTER_ISLAND)
+	assert(world.get_generation_seed() == 13579)
+	assert(world.get_node_or_null("Regions/StarterIslandRegion") != null)
+	assert(world.get_node_or_null("Regions/GeneratedWorldRegion") == null)
+	assert(world.get_fishing_shop() != null)
+	assert(world.get_player_storage() != null)
+	assert(not world.get_fishable_water_regions().is_empty())
+	assert(world.activate_world(WorldLayout.GENERATED, 24680))
+	assert(world.get_world_layout() == WorldLayout.GENERATED)
+	assert(world.get_generation_seed() == 24680)
+	assert(world.get_node_or_null("Regions/GeneratedWorldRegion") != null)
+	assert(world.get_node_or_null("Regions/StarterIslandRegion") == null)
+	world.queue_free()
+	await process_frame
+
+
+func _validate_network_metadata() -> void:
+	var hello: Dictionary = NetworkProtocol.make_server_hello(
+		true,
+		NetworkProtocol.RejectionCode.NONE,
+		"session",
+		2,
+		1,
+		16,
+		"room",
+		97531,
+		WorldLayout.STARTER_ISLAND,
+	)
+	assert(str(hello.get("world_layout", "")) == String(
+		WorldLayout.STARTER_ISLAND
+	))
+	assert(int(hello.get("world_seed", 0)) == 97531)
+	assert(
+		NetworkProtocol.WORLD_LAYOUT_CAPABILITY
+		in PackedStringArray(hello.get("capability_flags", []))
+	)