lsv 0.1.15

Three‑pane terminal file viewer (TUI) with preview and Lua configuration
Documentation 
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use ratatui::style::{
    Color,
    Modifier,
};

#[test]
fn template_substitutes_cwd()
{
    use lsv::ui::template::format_header_side;
    let app = lsv::App::new().expect("app");
    let tpl = String::from("cwd: {cwd}");
    let out = format_header_side(&app, Some(&tpl));
    // Should contain the literal prefix and the cwd path
    assert!(out.text.starts_with("cwd: "));
    let cwd = app.get_cwd_path().display().to_string();
    assert!(out.text.contains(&cwd), "out.text={}, cwd={}", out.text, cwd);
}

#[test]
fn template_styles_placeholder()
{
    use lsv::ui::template::format_header_side;
    let app = lsv::App::new().expect("app");
    // Style cwd in red + bold within surrounding plain text
    let tpl = String::from("pre {cwd|fg=red;style=bold} post");
    let out = format_header_side(&app, Some(&tpl));
    // There should be multiple spans: pre, styled cwd, post
    assert!(out.spans.len() >= 3, "spans len={}", out.spans.len());
    let cwd = app.get_cwd_path().display().to_string();
    // Find the styled cwd span
    let styled = out
        .spans
        .iter()
        .find(|s| s.content.as_ref().contains(&cwd))
        .expect("styled cwd span");
    // Styled span should have red fg and bold
    assert_eq!(styled.style.fg, Some(Color::Red));
    let nobold = styled.style.remove_modifier(Modifier::BOLD);
    assert_eq!(nobold.fg, Some(Color::Red));
    // Prefix / suffix exist in the concatenated text
    assert!(out.text.contains("pre "));
    assert!(out.text.contains(" post"));
}