diff --git a/crates/host/src/lib.rs b/crates/host/src/lib.rs
index 5235feca..45e850ff 100644
--- a/crates/host/src/lib.rs
+++ b/crates/host/src/lib.rs
@@ -220,6 +220,35 @@ mod tests {
         assert!(bytes.starts_with(b"GIF89a"));
     }
 
+    /// importFile, layers.add(footage) and project save/open from a script.
+    #[test]
+    fn script_imports_footage_and_saves() {
+        let dir = std::path::Path::new(env!("CARGO_MANIFEST_DIR")).join("../../target/test-out/host-script-import");
+        let _ = std::fs::remove_dir_all(&dir);
+        std::fs::create_dir_all(&dir).unwrap();
+        let q = |n: &str| serde_json::to_string(&dir.join(n).to_string_lossy()).unwrap();
+        let mut s = super::session();
+        let code = format!(
+            r#"
+            var c = app.project.items.addComp("Src", 32, 32, 1, 1, 10);
+            c.layers.addSolid([0, 1, 0], "G", 32, 32, 1);
+            app.run("comp.saveFrameAs", {{comp: c.id, path: {png}}});
+            var still = app.project.importFile(new ImportOptions(new File({png})));
+            var main = app.project.items.addComp("Main", 64, 64, 1, 1, 10);
+            var l = main.layers.add(still);
+            app.project.save(new File({proj}));
+            [still instanceof FootageItem, still.width, still.mainSource.isStill, l.source.name, app.project.file.name]
+            "#,
+            png = q("frame.png"),
+            proj = q("p.ecproj")
+        );
+        let r = s.execute("script.run", json!({"code": code})).unwrap();
+        assert_eq!(r["ok"], json!(true), "{r}");
+        assert_eq!(r["result"], json!([true, 32, true, "frame.png", "p.ecproj"]), "{r}");
+        let r = s.execute("script.run", json!({"code": format!("app.open(new File({})); app.project.numItems", q("p.ecproj"))})).unwrap();
+        assert_eq!(r["result"], json!(5), "{r}"); // Src, Solids, G, frame.png, Main
+    }
+
     #[test]
     fn expression_syntax_errors_disable_the_expression() {
         let mut s = super::session();
diff --git a/crates/script/src/prelude.js b/crates/script/src/prelude.js
index 4f359926..c4f256f4 100644
--- a/crates/script/src/prelude.js
+++ b/crates/script/src/prelude.js
@@ -1571,6 +1571,7 @@ Project.prototype = {
     else __call("file.save", {});
     return true;
   },
+  saveAs: function (file) { return this.save(file); },
   saveWithDialog: function () { if (this.file) return this.save(); return false; },
   close: function (opt) {
     if (opt === CloseOptions.SAVE_CHANGES && this.file) this.save();
diff --git a/crates/script/src/tests.rs b/crates/script/src/tests.rs
index f4a4fcb6..458f2b41 100644
--- a/crates/script/src/tests.rs
+++ b/crates/script/src/tests.rs
@@ -390,3 +390,59 @@ fn schedule_task_runs_after_the_script() {
     );
     assert_eq!(o.output, vec!["now", "later"]);
 }
+
+#[test]
+fn layer_switches_timing_and_comp_settings() {
+    let mut s = session();
+    let o = ok(
+        &mut s,
+        r#"
+        var c = app.project.items.addComp("S", 320, 240, 1, 5, 30);
+        var matte = c.layers.addText("M");
+        var fill = c.layers.addSolid([1, 1, 1], "Fill", 320, 240, 1);
+        fill.moveToEnd();
+        fill.setTrackMatte(matte, TrackMatteType.LUMA);
+        var t1 = fill.trackMatteType == TrackMatteType.LUMA && fill.hasTrackMatte && fill.trackMatteLayer.name == "M";
+        fill.stretch = 200;
+        fill.label = 3;
+        c.width = 400;
+        c.duration = 8;
+        c.bgColor = [0.1, 0.2, 0.3];
+        c.time = 2;
+        c.workAreaStart = 1;
+        c.workAreaDuration = 3;
+        var extra = c.layers.addNull();
+        extra.remove();
+        fill.selected = true;
+        var sel = c.selectedLayers.length;
+        fill.transform.opacity.expression = "thisLayer.nope(";
+        var err = fill.transform.opacity.expressionError;
+        fill.transform.opacity.expressionEnabled = false;
+        var copy = c.duplicate();
+        var f = app.project.items.addFolder("Bin");
+        copy.parentFolder = f;
+        [t1, fill.stretch, fill.label, c.width, c.duration, c.bgColor[2], c.time, c.workAreaStart, c.workAreaDuration,
+         c.numLayers, sel, err.length > 0, fill.transform.opacity.expressionEnabled, copy.name, f.numItems, copy.parentFolder.name]
+        "#,
+    );
+    let v = o.result;
+    assert_eq!(v[0], json!(true), "{v}");
+    assert_eq!(v[1], json!(200));
+    assert_eq!(v[2], json!(3));
+    assert_eq!(v[3], json!(400));
+    assert_eq!(v[4], json!(8));
+    assert!((v[5].as_f64().unwrap() - 0.3).abs() < 1e-6);
+    assert_eq!(v[6], json!(2));
+    assert_eq!(v[7], json!(1));
+    assert_eq!(v[8], json!(3));
+    assert_eq!(v[9], json!(2));
+    assert_eq!(v[10], json!(1));
+    assert_eq!(v[11], json!(true));
+    assert_eq!(v[12], json!(false));
+    assert_eq!(v[13], json!("S 2"));
+    assert_eq!(v[14], json!(1));
+    assert_eq!(v[15], json!("Bin"));
+    // Removing the copy through the object model.
+    let o = ok(&mut s, "var n = app.project.numItems; app.project.item(1).remove(); n - app.project.numItems");
+    assert_eq!(o.result, json!(1));
+}
diff --git a/crates/ui-egui/tests/ui_script_console.rs b/crates/ui-egui/tests/ui_script_console.rs
index a8068c9b..526a5293 100644
--- a/crates/ui-egui/tests/ui_script_console.rs
+++ b/crates/ui-egui/tests/ui_script_console.rs
@@ -42,3 +42,27 @@ fn script_console_runs_scripts() {
     click(&mut h, "scriptConsole.clear");
     assert!(h.state().ui.script_console.log.is_empty());
 }
+
+/// Headless look at the panel (wgpu offscreen); run with
+/// `SC_SNAPSHOT=/abs/out.png cargo test -p effectcraft-ui-egui --test ui_script_console -- --ignored`.
+#[test]
+#[ignore]
+fn script_console_snapshot() {
+    let s = effectcraft_host::session();
+    let mut h = Harness::builder().with_size(egui::vec2(1400.0, 900.0)).build_eframe(|_| EffectcraftApp::new(s));
+    h.state_mut().show_panel(PanelKind::ScriptConsole);
+    h.run_steps(2);
+    for code in ["var c = app.project.items.addComp('Console', 320, 180, 1, 2, 24); writeLn('made ' + c.name); c.id", "c.layers.addText('Hi').name", "nope()"] {
+        h.state_mut().ui.script_console.input = code.into();
+        h.run_steps(1);
+        click(&mut h, "scriptConsole.run");
+    }
+    h.state_mut().ui.script_console.input = "app.project.numItems".into();
+    h.run_steps(3);
+    let img = h.render().expect("render");
+    let out = std::env::var("SC_SNAPSHOT").unwrap_or_else(|_| concat!(env!("CARGO_MANIFEST_DIR"), "/../../target/test-out/script_console.png").into());
+    if let Some(d) = std::path::Path::new(&out).parent() {
+        std::fs::create_dir_all(d).unwrap();
+    }
+    img.save(&out).unwrap();
+}