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Unlucky-Launcher/crates/core/tests/liteloader/guards.rs
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release: v0.2.5
2026-11-12 12:06:59 +08:00

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//! 边界与失败面:父版本缺失、组合不支持、数据源形状坏、取消。
//!
//! 网络层的失败映射(`DownloadError` → `loader_network`)由 `core::download` 的引擎测试
//! 与既有加载器测试覆盖,这里**不联网**:外部源的真实可用性在 mission 报告里单独列
//! (含探测结果),不混进单元测试冒充。
use std::sync::atomic::AtomicBool;
use unlucky_core::addon::loader::liteloader::parse_versions;
use unlucky_core::addon::loader::{
LoaderErrorKind, LoaderInstallPlan, LoaderKind, LoaderPlanInput, LoaderSource,
};
use unlucky_core::download::blocking::block_on;
use unlucky_core::game::arguments::Environment;
use unlucky_core::game::install::{execute_with_cancel, InstallErrorKind};
use unlucky_core::game::layout::GameLayout;
use crate::support::{engine, liteloader_release, prefill, put_version, TempDir, VANILLA_1122};
/// 父版本不是原版、又没装在盘上 → **具名报错**,绝不默默改成叠原版。
#[test]
fn missing_loader_parent_is_a_named_error() {
let temp = TempDir::new("missing-parent");
let layout = GameLayout::new(temp.path());
put_version(&layout, "1.12.2", VANILLA_1122);
let release = liteloader_release("1.12.2-forge-14.23.5.2860");
let error = LoaderInstallPlan::build(LoaderPlanInput {
layout: &layout,
release: &release,
environment: &Environment::host(),
parent_installed: false,
})
.expect_err("父版本缺失必须报错");
assert_eq!(error.kind(), LoaderErrorKind::NotFound);
assert!(
error.message().contains("1.12.2-forge-14.23.5.2860"),
"错误里要点名缺的是哪个父版本:{}",
error.message()
);
assert!(error.hint().is_some(), "要给出下一步怎么办");
}
/// 父版本链:读盘定位原版版本 id(合成 loader id / 定位 jar 都用它)。
#[test]
fn parent_chain_walks_to_the_vanilla_root() {
let temp = TempDir::new("parent-chain");
let layout = GameLayout::new(temp.path());
put_version(&layout, "1.12.2", VANILLA_1122);
put_version(
&layout,
"1.12.2-forge-14.23.5.2860",
crate::support::FORGE_1122,
);
assert_eq!(
unlucky_core::addon::loader::parent::root_version_id(&layout, "1.12.2-forge-14.23.5.2860")
.expect("两层链应走得到根"),
"1.12.2"
);
assert_eq!(
unlucky_core::addon::loader::parent::root_version_id(&layout, "1.12.2").expect("根是自己"),
"1.12.2"
);
// 没装的父版本 → not_found(而不是猜一个原版版本号)。
let error = unlucky_core::addon::loader::parent::root_version_id(&layout, "9.9.9-forge-1.0.0")
.expect_err("缺父版本必须报错");
assert_eq!(error.kind(), LoaderErrorKind::NotFound);
}
/// 只有 LiteLoader 接受「父版本不是原版」;别家**具名拒绝**,不去发请求。
#[test]
fn only_liteloader_accepts_a_non_vanilla_parent() {
let temp = TempDir::new("combo-guard");
let engine = engine(temp.path());
let source = LoaderSource::new(&engine, temp.path());
let error = block_on(async {
source
.resolve_on(
LoaderKind::Forge,
"1.12.2",
Some("14.23.5.2860"),
Some("1.12.2-liteloader-1.12.2-SNAPSHOT"),
)
.await
})
.expect_err("Forge 叠在 LiteLoader 上必须被拒");
assert_eq!(error.kind(), LoaderErrorKind::Unsupported);
assert!(
error
.message()
.contains("1.12.2-liteloader-1.12.2-SNAPSHOT"),
"要说清是哪个组合:{}",
error.message()
);
}
/// 版本表形状坏 / 空表:各自给具名大类,不当成「没有版本」糊过去。
#[test]
fn broken_version_table_is_reported_distinctly() {
let shape = parse_versions(r#"{"versions": []}"#).expect_err("形状不符");
assert_eq!(shape.kind(), LoaderErrorKind::Metadata);
let empty = parse_versions(r#"{"meta": {}, "versions": {}}"#).expect_err("空表");
assert_eq!(empty.kind(), LoaderErrorKind::NotFound);
// 版本段缺失(记录没有 version):只剩 latest 别名 → 仍当空表处理。
let only_latest = r#"{"versions": {"1.7.10": {"artefacts": {"com.mumfrey:liteloader":
{"latest": {"tweakClass": "x", "version": "", "file": "liteloader.jar"}}}}}}"#;
let error = parse_versions(only_latest).expect_err("只有 http 别名时没有可用版本");
assert_eq!(error.kind(), LoaderErrorKind::NotFound);
}
/// 取消:执行段看标志就返回 `Cancelled`,**版本 JSON 不落盘**(不留半成品)。
#[test]
fn cancel_leaves_no_manifest() {
let temp = TempDir::new("cancel");
let layout = GameLayout::new(temp.path());
put_version(&layout, "1.12.2", VANILLA_1122);
let release = liteloader_release("1.12.2");
let plan = LoaderInstallPlan::build(LoaderPlanInput {
layout: &layout,
release: &release,
environment: &Environment::host(),
parent_installed: true,
})
.expect("计划应可组");
let engine = engine(temp.path());
prefill(&plan.install);
let cancel = AtomicBool::new(true);
let error = block_on(execute_with_cancel(
&engine,
&plan.install,
4,
None,
Some(&cancel),
))
.expect_err("取消必须返回错误");
assert_eq!(error.kind(), InstallErrorKind::Cancelled);
assert!(
!layout.version_json(&release.version_id).exists(),
"取消之后不许留下版本清单"
);
}
/// 同一个 loader 版本 id 被两条父链请求:**具名报错**,且盘上那份清单一个字节都不动。
///
/// 为什么必须有这道门:`<原版>-liteloader-<ver>` 对「叠原版」与「叠 Forge」是同一个目录名,
/// 直接覆盖会让已经登记、指向这个版本 id 的旧实例**静默换父链**(启动行为跟着变)。
#[test]
fn parent_collision_is_refused_instead_of_overwriting() {
let temp = TempDir::new("parent-collision");
let layout = GameLayout::new(temp.path());
put_version(&layout, "1.12.2", VANILLA_1122);
put_version(
&layout,
"1.12.2-forge-14.23.5.2860",
crate::support::FORGE_1122,
);
let vanilla_release = liteloader_release("1.12.2");
let existing = serde_json::json!({
"id": vanilla_release.version_id,
"inheritsFrom": "1.12.2",
"mainClass": "net.minecraft.launchwrapper.Launch",
"arguments": {"game": ["--tweakClass", "com.mumfrey.liteloader.launch.LiteLoaderTweaker"]},
"libraries": []
});
put_version(
&layout,
&vanilla_release.version_id,
&serde_json::to_string_pretty(&existing).expect("序列化"),
);
let before = std::fs::read_to_string(layout.version_json(&vanilla_release.version_id))
.expect("读旧清单");
let forge_release = liteloader_release("1.12.2-forge-14.23.5.2860");
assert_eq!(
forge_release.version_id, vanilla_release.version_id,
"两条父链撞同一个 id"
);
let error = LoaderInstallPlan::build(LoaderPlanInput {
layout: &layout,
release: &forge_release,
environment: &Environment::host(),
parent_installed: true,
})
.expect_err("撞父链必须报错");
assert_eq!(error.kind(), LoaderErrorKind::Unsupported);
assert!(
error.message().contains("1.12.2-forge-14.23.5.2860") && error.message().contains("1.12.2"),
"要说清两条父链各是什么:{}",
error.message()
);
let after = std::fs::read_to_string(layout.version_json(&vanilla_release.version_id))
.expect("读旧清单");
assert_eq!(before, after, "报错之后盘上那份清单不许被改动");
}