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本批内容见 CHANGELOG.md 的 0.2.4 段。按 D41 用孤儿快照推 main,保留「公开史只有里程碑」的模型。
157 lines
5.9 KiB
Rust
157 lines
5.9 KiB
Rust
//! 命令面:help 文案、用法错误、错误码——不碰数据或者只碰「拒绝」那条路。
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//!
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//! 从 `tests/adopt_test.rs` 拆出来只为守 400 行硬线;搬动是纯搬,断言未变。
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use crate::support::{parse_json, run_cli, TempDir};
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use crate::fixture::foreign_data_root;
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/// 运行目录选项的用法错误:一律退出码 1 + `code=usage`(不是内部错误)。
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///
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/// 抓得住:`--isolation custom` 少 `--game-dir` 被默默当成缺省、`shared` 同时给 `--game-dir`
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/// 被静默忽略、未知词被当缺省。
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/// 抓不住:提示文案的措辞(只断言 code 与关键字)。
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#[test]
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fn isolation_option_misuse_is_a_usage_error() {
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let dir = TempDir::new("adopt-usage");
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foreign_data_root(dir.path());
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let cases: Vec<Vec<&str>> = vec![
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vec!["--isolation", "custom"],
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vec!["--isolation", "shared", "--game-dir", "C:/tmp/x"],
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vec!["--isolation", "nope"],
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vec!["--game-dir", "relative/dir"],
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];
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for extra in cases {
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let mut args = vec!["instances", "adopt", "1.20.1", "--json", "--data-dir"];
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let dir_arg = dir.arg();
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args.push(&dir_arg);
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args.extend(extra.iter().copied());
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let (code, stdout, stderr) = run_cli(&args);
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assert_eq!(code, 1, "args={args:?}\nstdout={stdout}\nstderr={stderr}");
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let value = parse_json(&stdout);
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assert_eq!(
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value["error"]["code"], "usage",
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"args={args:?} 应是用法错误:{stdout}"
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);
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}
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}
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/// 不存在的版本 ⇒ `adopt_version_not_found`(不联网、不偷偷装一个)。
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///
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/// 抓得住:不存在的 id 被登记成功。
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/// 抓不住:`versions/` 整个不存在时 `scan` 的空结果(core 侧用例覆盖)。
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#[test]
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fn unknown_version_reports_not_found() {
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let dir = TempDir::new("adopt-unknown");
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foreign_data_root(dir.path());
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let (code, stdout, _) = run_cli(&[
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"instances",
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"adopt",
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"9.9.9",
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"--json",
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"--data-dir",
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&dir.arg(),
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]);
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assert_eq!(code, 1, "{stdout}");
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assert_eq!(
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parse_json(&stdout)["error"]["code"],
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"adopt_version_not_found"
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);
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}
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/// help 里必须有这两条命令(新命令不留「有实现没文档」的状态),且旧命令仍在。
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///
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/// 抓得住:help 漏列 `instances scan` / `instances adopt`(子串断言),或把旧的
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/// `instances launch-args` / `pack import` 弄丢。
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/// 抓不住:帮助文案与真实行为是否一致(那要靠上面的行为用例 + 人读)。
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#[test]
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fn help_lists_the_new_subcommands_next_to_the_old_ones() {
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let general = unlucky_cli::cli::help::general();
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for needle in [
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"instances scan",
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"instances adopt",
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"instances list",
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"install <version>",
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] {
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assert!(general.contains(needle), "总帮助缺 `{needle}`:\n{general}");
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}
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let topic = unlucky_cli::cli::help::topic("instances").expect("help instances 存在");
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for needle in [
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"instances scan",
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"instances adopt",
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"缺省不沿用全局 isolated",
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"一个字节都不写",
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] {
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assert!(topic.contains(needle), "help instances 缺 `{needle}`");
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}
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// 旧的 `per_version` 字面量只在 core 的 `Isolation::parse` 里被兼容,CLI 词表不接受它。
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let bogus = std::env::temp_dir().join("ull-adopt-help-nonexistent");
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let bogus = bogus.display().to_string();
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let args = [
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"instances",
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"adopt",
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"1.20.1",
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"--isolation",
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"per_version",
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"--json",
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"--data-dir",
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bogus.as_str(),
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];
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let (code, stdout, _) = run_cli(&args);
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assert_eq!(code, 1, "`per_version` 不是 CLI 词表:{stdout}");
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}
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/// **更高祖先断链**(r2 R2.3 的 CLI 面):`--data-dir` 指到迁移联接下面的 nested 目录,
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/// 联接目标被搬走后 `instances scan` 必须非零 + 结构化错误,不能 `ok:true / total:0`。
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///
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/// 抓得住:只判 `versions`/游戏根两层(更高层断链会漏,这里会看到 exit0 与 total 0)。
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///
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/// 抓不住:真正的权限不足(EACCES)那一支。
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#[cfg(windows)]
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#[test]
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fn a_dangling_ancestor_is_a_structured_scan_error() {
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let dir = TempDir::new("scan-ancestor-dangling");
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let outer = TempDir::new("scan-ancestor-target");
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let real = outer.path();
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let game = real.join("nested").join(".minecraft");
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std::fs::create_dir_all(game.join("versions").join("1.20.1")).expect("建完整版本树");
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std::fs::write(
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game.join("versions/1.20.1/1.20.1.json"),
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br#"{"id":"1.20.1","type":"release","mainClass":"x","libraries":[]}"#,
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)
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.expect("写清单");
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let link = dir.path().join("game-parent-link");
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let ok = std::process::Command::new("cmd")
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.args(["/c", "mklink", "/J"])
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.arg(&link)
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.arg(real)
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.output()
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.is_ok_and(|out| out.status.success());
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if !ok {
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eprintln!("[link-guard] 建不出目录联接,跳过祖先断链 CLI 用例");
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return;
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}
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let data_arg = link.join("nested").display().to_string();
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// 断开之前:能扫到 1 个候选。
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let (code, stdout, stderr) = run_cli(&["instances", "scan", "--json", "--data-dir", &data_arg]);
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assert_eq!(code, 0, "stdout={stdout} stderr={stderr}");
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assert_eq!(parse_json(&stdout)["data"]["counts"]["total"], 1);
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// 断开:联接目标改名(入口还在,versions 与游戏根都 NotFound)。
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let moved = dir.path().join("moved-target");
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std::fs::rename(real, &moved).expect("移走联接目标");
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let (code, stdout, stderr) = run_cli(&["instances", "scan", "--json", "--data-dir", &data_arg]);
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assert_eq!(
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code, 1,
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"祖先断链必须非零退出:stdout={stdout} stderr={stderr}"
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);
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let value = parse_json(&stdout);
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assert_eq!(value["ok"], false, "{stdout}");
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assert_eq!(
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value["error"]["code"], "adopt_versions_unreadable",
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"{stdout}"
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);
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}
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