简易联机实现

tests/test_net_replication.gd

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+@tool
+extends McpTestSuite
+## 回归测试：Player 的同步配置必须真的被解析成条目。
+##
+## 这是一处典型的「静默失效」：如果 .tres 里的键名写错，或 replication_mode
+## 落到 NEVER，远端玩家会僵在原地不动，而且不打任何错误。用测试钉住它。
+
+const CONFIG_PATH := "res://player/player_sync.tres"
+const PLAYER_SCENE_PATH := "res://player/player.tscn"
+
+
+func suite_name() -> String:
+	return "net"
+
+
+func test_config_has_expected_paths() -> void:
+	var config := load(CONFIG_PATH) as SceneReplicationConfig
+	assert_true(config != null, "player_sync.tres 未能加载为 SceneReplicationConfig")
+	if config == null:
+		return
+	var paths := config.get_properties()
+	assert_eq(paths.size(), 2, "同步字段数量不对：%s" % [paths])
+	assert_true(config.has_property(^".:position"), "缺少 .:position")
+	assert_true(config.has_property(^"Body:rotation"), "缺少 Body:rotation")
+
+
+func test_config_replication_mode_is_always() -> void:
+	var config := load(CONFIG_PATH) as SceneReplicationConfig
+	assert_true(config != null, "player_sync.tres 未能加载")
+	if config == null:
+		return
+	var paths := config.get_properties()
+	assert_gt(paths.size(), 0, "同步字段为空，远端玩家不会移动")
+	for path in paths:
+		assert_eq(
+			config.property_get_replication_mode(path),
+			SceneReplicationConfig.REPLICATION_MODE_ALWAYS,
+			"%s 的 replication_mode 不是 ALWAYS" % path
+		)
+
+
+func test_player_scene_wires_synchronizer() -> void:
+	var packed := load(PLAYER_SCENE_PATH) as PackedScene
+	assert_true(packed != null, "player.tscn 未能加载")
+	if packed == null:
+		return
+	var player := packed.instantiate()
+	track(player)
+	var sync := player.get_node_or_null("Sync") as MultiplayerSynchronizer
+	assert_true(sync != null, "Player 下缺少 Sync 节点")
+	if sync == null:
+		return
+	assert_true(sync.replication_config != null, "Sync 没有绑定 SceneReplicationConfig")
+	assert_eq(sync.root_path, ^"..", "Sync.root_path 应为 .. （相对 Player）")

tests/test_net_replication.gd.uid

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+uid://nvx3ojicfxh5