//! Asset-manifest gates (TRAFFIC-12).
//!
//! Required signs/hazards/models are bundled, licensed, bounded, and
//! validated. Missing visual assets disable dependent lessons rather than
//! silently substituting cubes. Rule geometry stays independent of visuals.

use nigig_traffic::traffic::assets::{AssetEntry, AssetManifest};

fn entry(id: &str) -> AssetEntry {
    AssetEntry {
        logical_id: id.into(),
        content_hash: "sha256:abc".into(),
        license: "CC0".into(),
        source: "kenney.nl".into(),
        bytes: 1024,
        triangles: 100,
    }
}

#[test]
fn traversal_absolute_and_unsupported_types_rejected() {
    assert!(AssetManifest::validate_id("../evil.glb").is_err());
    assert!(AssetManifest::validate_id("/abs/path.glb").is_err());
    assert!(AssetManifest::validate_id("a\\b.glb").is_err());
    assert!(AssetManifest::validate_id("model.exe").is_err());
    assert!(AssetManifest::validate_id("").is_err());
    assert!(AssetManifest::validate_id("sign_stop.glb").is_ok());
    assert!(AssetManifest::validate_id("car.png").is_ok());
}

#[test]
fn oversized_unlicensed_or_unhashed_rejected() {
    let mut m = AssetManifest::default();
    let mut bad = entry("a.glb");
    bad.license = String::new();
    assert!(m.insert(bad).is_err());
    let mut bad = entry("b.glb");
    bad.content_hash = String::new();
    assert!(m.insert(bad).is_err());
    let mut bad = entry("c.glb");
    bad.triangles = 500_001;
    assert!(m.insert(bad).is_err());
    let mut bad = entry("d.glb");
    bad.bytes = 150 * 1024 * 1024 + 1;
    assert!(m.insert(bad).is_err());
    assert!(m.insert(entry("ok.glb")).is_ok());
}

#[test]
fn current_catalog_has_no_hard_visual_dependencies() {
    // Practice preview runs on reviewed primitives: no scenario category
    // names a required visual asset, so nothing can silently cube-substitute
    // for an assessment. When curriculum review adds required models, this
    // test must grow with it (missing asset ⇒ lesson disabled).
    for cat in [
        "lanes",
        "roundabout",
        "parking",
        "uturn",
        "signs",
        "priority",
        "hazards",
        "speed",
    ] {
        assert_eq!(AssetManifest::required_for_category(cat), None, "{cat}");
    }
}