rho-coding-agent 0.22.0

A lightweight agent harness inspired by Pi
Documentation 
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use super::*;

#[derive(Clone)]
struct RecordingClipboard {
    copied: Arc<Mutex<Vec<String>>>,
}

impl ClipboardWriter for RecordingClipboard {
    fn copy(&mut self, text: &str) -> std::io::Result<()> {
        self.copied.lock().unwrap().push(text.to_string());
        Ok(())
    }
}

#[test]
fn dragging_transcript_text_copies_on_mouse_release() {
    let copied = Arc::new(Mutex::new(Vec::new()));
    let mut app = test_app();
    app.clipboard = Box::new(RecordingClipboard {
        copied: copied.clone(),
    });
    app.record_inserted_entry(Entry::Assistant("hello world".into()));
    let mut terminal = Terminal::new(TestBackend::new(40, 18)).unwrap();
    let now = Instant::now();
    let history_len = app.history_len(40, now);
    let layout = app.screen_layout_for_history_len(Rect::new(0, 0, 40, 18), now, history_len);
    let history_start = app.visible_history_start(history_len, layout.history.height as usize);
    let full_lines = app.history_lines(40, now);
    let text_line = full_lines
        .iter()
        .position(|line| line_text(line).contains("hello world"))
        .unwrap();
    let row = layout.history.y + text_line.saturating_sub(history_start) as u16;

    app.handle_mouse_event(
        MouseEventKind::Down(MouseButton::Left),
        1,
        row,
        &mut terminal,
    )
    .unwrap();
    app.handle_mouse_event(
        MouseEventKind::Drag(MouseButton::Left),
        5,
        row,
        &mut terminal,
    )
    .unwrap();
    app.handle_mouse_event(MouseEventKind::Up(MouseButton::Left), 5, row, &mut terminal)
        .unwrap();

    assert_eq!(*copied.lock().unwrap(), vec!["hello".to_string()]);
    assert_eq!(
        app.copy_notice.as_ref().unwrap().message(),
        "5 chars copied"
    );
    assert!(app.text_selection.is_some());
}

#[test]
fn code_block_copy_button_hovers_and_copies_raw_contents() {
    let copied = Arc::new(Mutex::new(Vec::new()));
    let mut app = test_app();
    app.clipboard = Box::new(RecordingClipboard {
        copied: copied.clone(),
    });
    app.record_inserted_entry(Entry::Assistant(
        "```rust\nlet x = 1;\nprintln!(\"{x}\");\n```".into(),
    ));
    let mut terminal = Terminal::new(TestBackend::new(40, 18)).unwrap();
    let now = Instant::now();
    let history_len = app.history_len(40, now);
    let layout = app.screen_layout_for_history_len(Rect::new(0, 0, 40, 18), now, history_len);
    let history_start = app.visible_history_start(history_len, layout.history.height as usize);
    let target = app.code_block_copy_targets(40).into_iter().next().unwrap();
    let column = target.columns.start as u16;
    let row = layout.history.y + target.line.saturating_sub(history_start) as u16;

    app.handle_mouse_event(MouseEventKind::Moved, column, row, &mut terminal)
        .unwrap();
    assert_eq!(app.hovered_code_block_copy, Some(target.line));
    terminal.draw(|frame| app.draw(frame)).unwrap();
    let hovered_style = terminal.backend().buffer()[(column, row)].style();
    let expected_hovered_style = Theme::markdown_code_copy_button(/*hovered*/ true);
    assert_eq!(hovered_style.fg, expected_hovered_style.fg);
    assert_eq!(hovered_style.bg, expected_hovered_style.bg);

    app.handle_mouse_event(
        MouseEventKind::Down(MouseButton::Left),
        column,
        row,
        &mut terminal,
    )
    .unwrap();

    assert_eq!(
        *copied.lock().unwrap(),
        vec!["let x = 1;\nprintln!(\"{x}\");".to_string()]
    );
    assert_eq!(
        app.copy_notice.as_ref().unwrap().message(),
        "27 chars copied"
    );
    assert!(app.text_selection.is_none());
}