Unlucky Launcher v0.2.0

首个 iced + Material 3 Expressive 版本的源码快照。
完整历史与日常提交在 dev 分支；main 只放阶段性快照。

crates/core/tests/setting/layout.rs

@@ -0,0 +1,128 @@
+//! 四分区布局、路径拼接、实例 id 白名单、可搬运路径字符串。
+
+use std::path::PathBuf;
+
+use unlucky_core::platform::layout::{
+    is_valid_instance_id, LauncherLayout, Partition, CONFIG_DIR, GAME_HOME_DIR, INSTANCES_DIR,
+    LAUNCHER_CONFIG_FILE, LAUNCHER_HOME_DIR, MIGRATION_RECEIPT_FILE, PROFILES_CONFIG_FILE,
+    REDIRECT_FILE,
+};
+
+use crate::common::TempDir;
+
+#[test]
+fn home_dir_names_match_design() {
+    assert_eq!(LAUNCHER_HOME_DIR, ".ULL");
+    assert_eq!(GAME_HOME_DIR, ".minecraft");
+    assert_eq!(CONFIG_DIR, "config");
+    assert_eq!(INSTANCES_DIR, "instances");
+    assert_eq!(LAUNCHER_CONFIG_FILE, "launcher.json");
+    assert_eq!(PROFILES_CONFIG_FILE, "profiles.json");
+    assert_eq!(REDIRECT_FILE, "redirect.json");
+    assert_eq!(MIGRATION_RECEIPT_FILE, "migration-receipt.json");
+}
+
+#[test]
+fn exposes_four_partitions() {
+    let layout = LauncherLayout::new("/home/u/.ULL");
+    assert_eq!(layout.home(), std::path::Path::new("/home/u/.ULL"));
+    assert_eq!(layout.config(), PathBuf::from("/home/u/.ULL/config"));
+    assert_eq!(layout.data(), PathBuf::from("/home/u/.ULL/data"));
+    assert_eq!(layout.cache(), PathBuf::from("/home/u/.ULL/cache"));
+    assert_eq!(layout.logs(), PathBuf::from("/home/u/.ULL/logs"));
+
+    assert_eq!(Partition::ALL.len(), 4);
+    assert_eq!(Partition::Config.dir_name(), "config");
+    assert!(Partition::Cache.is_disposable());
+    assert!(!Partition::Config.is_disposable());
+}
+
+#[test]
+fn builds_config_and_cache_paths() {
+    let layout = LauncherLayout::new("/home/u/.ULL");
+    assert_eq!(
+        layout.launcher_config(),
+        PathBuf::from("/home/u/.ULL/config/launcher.json")
+    );
+    assert_eq!(
+        layout.profiles_config(),
+        PathBuf::from("/home/u/.ULL/config/profiles.json")
+    );
+    assert_eq!(
+        layout.sha1_cache("ab"),
+        PathBuf::from("/home/u/.ULL/cache/sha1/ab")
+    );
+    assert_eq!(
+        layout.etag_cache(),
+        PathBuf::from("/home/u/.ULL/cache/etag.json")
+    );
+    assert_eq!(
+        layout.meta_cache(),
+        PathBuf::from("/home/u/.ULL/cache/meta")
+    );
+    assert_eq!(
+        layout.java_managed(),
+        PathBuf::from("/home/u/.ULL/data/java-managed")
+    );
+    assert_eq!(layout.auth_data(), PathBuf::from("/home/u/.ULL/data/auth"));
+    assert_eq!(
+        layout.agent_sessions(),
+        PathBuf::from("/home/u/.ULL/data/agent/sessions")
+    );
+    assert_eq!(
+        layout.redirect_path(),
+        PathBuf::from("/home/u/.ULL/redirect.json")
+    );
+    assert_eq!(
+        layout.migration_receipt(),
+        PathBuf::from("/home/u/.ULL/config/migration-receipt.json")
+    );
+}
+
+#[test]
+fn instance_config_rejects_path_traversal() {
+    let layout = LauncherLayout::new("/home/u/.ULL");
+    let id = "6f9619ff-8b86-d011-b42d-00c04fc964ff";
+    assert!(is_valid_instance_id(id));
+    assert_eq!(
+        layout.instance_config(id).expect("合法 id"),
+        PathBuf::from(format!("/home/u/.ULL/config/instances/{id}.json"))
+    );
+    assert!(layout.instance_config("../escape").is_err());
+    assert!(layout.instance_config("").is_err());
+    assert!(layout.instance_config("a/b").is_err());
+}
+
+#[test]
+fn ensure_creates_all_partitions() {
+    let temp = TempDir::new("layout");
+    let layout = LauncherLayout::new(temp.child(".ULL"));
+    layout.ensure().expect("建目录");
+    for partition in Partition::ALL {
+        assert!(
+            layout.partition(partition).is_dir(),
+            "{}",
+            partition.as_str()
+        );
+    }
+}
+
+#[test]
+fn portable_path_strings_keep_absolute_and_normalise_relative() {
+    use unlucky_core::platform::paths::{from_portable_string, to_portable_string};
+
+    assert_eq!(
+        to_portable_string(std::path::Path::new(".minecraft")),
+        ".minecraft"
+    );
+    assert_eq!(
+        to_portable_string(std::path::Path::new("versions\\1.20.1")),
+        "versions/1.20.1"
+    );
+    let absolute = std::env::temp_dir();
+    assert_eq!(to_portable_string(&absolute), absolute.to_string_lossy());
+    assert_eq!(
+        from_portable_string("versions/1.20.1"),
+        PathBuf::from("versions/1.20.1")
+    );
+}