144 lines
4.7 KiB
Rust
144 lines
4.7 KiB
Rust
//! App 级会话持久化的测试（临时数据目录，零网络）。
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//! App-level session persistence tests (temp data dir, zero network).
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use crossterm::event::{KeyModifiers, MouseEvent, MouseEventKind};
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use focus_core::model::Message;
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use focus_harness::session::SessionStore;
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use focus_tui::app::App;
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use std::path::PathBuf;
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use std::sync::atomic::{AtomicUsize, Ordering};
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static DIR_SEQ: AtomicUsize = AtomicUsize::new(0);
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fn temp_data_dir(tag: &str) -> PathBuf {
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let seq = DIR_SEQ.fetch_add(1, Ordering::SeqCst);
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let d = std::env::temp_dir().join(format!(
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"focus-tui-app-{}-{}-{}",
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tag,
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std::process::id(),
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seq
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));
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let _ = std::fs::remove_dir_all(&d);
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std::fs::create_dir_all(&d).unwrap();
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d
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}
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/// 构造一个使用临时数据目录的 App（避免环境变量在并行测试间竞争）。
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/// Build an App on a temp data dir (avoids env-var races in parallel tests).
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fn app_on(dir: &PathBuf) -> App {
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let mut app = App::new();
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app.store = SessionStore::new(dir);
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app
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}
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#[test]
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fn persist_and_reload_session() {
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let dir = temp_data_dir("persist");
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let mut app = app_on(&dir);
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assert_eq!(app.session_id, None);
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app.ensure_session();
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let sid = app.session_id.clone().unwrap();
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app.persist_entries(&[Message::user_text("first")]);
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app.persist_entries(&[Message::user_text("second")]);
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assert_eq!(app.persisted, 2);
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assert_eq!(app.last_entry_id.as_deref(), Some("e2"));
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// 另一个 App 实例加载同一会话。
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// Another App instance loads the same session.
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let mut app2 = app_on(&dir);
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app2.load_session(&sid);
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assert_eq!(app2.transcript.len(), 2);
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assert_eq!(app2.persisted, 2);
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let text = match &app2.transcript[1] {
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Message::User(u) => u.content[0].as_text().map(|t| t.text.clone()),
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_ => None,
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};
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assert_eq!(text.as_deref(), Some("second"));
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// 续写：追加消息（parentId 链延续到 e3）。
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// Continue: appending continues the parentId chain at e3.
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app2.persist_entries(&[Message::user_text("third")]);
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assert_eq!(app2.last_entry_id.as_deref(), Some("e3"));
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let sessions = app2.store.list_sessions().unwrap();
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assert_eq!(sessions, vec![sid.clone()]);
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}
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#[test]
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fn new_session_resets_state() {
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let dir = temp_data_dir("new");
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let mut app = app_on(&dir);
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app.ensure_session();
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let sid1 = app.session_id.clone().unwrap();
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app.persist_entries(&[Message::user_text("hi")]);
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assert_eq!(app.persisted, 1);
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app.new_session();
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assert_eq!(app.session_id, None);
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assert_eq!(app.transcript.len(), 0);
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assert_eq!(app.persisted, 0);
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assert_eq!(app.last_entry_id, None);
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app.ensure_session();
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let sid2 = app.session_id.clone().unwrap();
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assert_ne!(sid1, sid2);
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}
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/// 滚轮方向与逐行滚动（回归：此前 ScrollUp/ScrollDown 方向写反，且贴底时
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/// 上滚被钳回底部导致滚轮失灵）。
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/// Wheel direction and line-by-line scrolling (regression: both wheel
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/// directions used to scroll down, and scrolling up at the bottom was clamped
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/// back, killing the wheel).
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#[test]
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fn wheel_scrolls_line_by_line_in_correct_direction() {
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use focus_tui::app::BlockGeometry;
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use focus_tui::state::BlockId;
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let mut app = app_on(&temp_data_dir("wheel"));
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// 模拟内容 100 行、视口 10 行的几何。
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// Simulate geometry: 100 content lines, 10-line viewport.
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app.geometry = vec![BlockGeometry {
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id: BlockId("x".into()),
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start: 0,
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end: 100,
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}];
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app.view_height = 10;
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// 贴底时向上滚：偏移减 1、取消 follow。
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// At the bottom, scrolling up: offset -1, follow cleared.
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app.scroll = 90;
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app.follow = true;
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app.handle_mouse(scroll_event(MouseEventKind::ScrollUp));
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assert_eq!(app.scroll, 89, "wheel up must move up one line");
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assert!(!app.follow);
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// 向下滚：偏移 +1，逐行。
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// Wheel down: offset +1, line by line.
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app.handle_mouse(scroll_event(MouseEventKind::ScrollDown));
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assert_eq!(app.scroll, 90);
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assert!(app.follow, "reaching the bottom restores follow");
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// 从顶部向下滚一次只动一行（不是直接跳到底部）。
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// From the top, one notch moves exactly one line (no jump to the bottom).
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app.scroll = 0;
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app.follow = false;
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app.handle_mouse(scroll_event(MouseEventKind::ScrollDown));
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assert_eq!(app.scroll, 1);
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// 顶部再向上滚不会下溢。
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// Scrolling up at the top does not underflow.
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app.handle_mouse(scroll_event(MouseEventKind::ScrollUp));
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assert_eq!(app.scroll, 0);
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}
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fn scroll_event(kind: MouseEventKind) -> MouseEvent {
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MouseEvent {
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kind,
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column: 0,
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row: 0,
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modifiers: KeyModifiers::NONE,
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}
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}
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