diff --git a/crates/engine/src/clip_group_file.rs b/crates/engine/src/clip_group_file.rs
index 9063400e..35bb2df3 100644
--- a/crates/engine/src/clip_group_file.rs
+++ b/crates/engine/src/clip_group_file.rs
@@ -258,7 +258,8 @@ mod tests {
         let r = e.execute("file.import_clip_groups", &json!({"path": p.to_string_lossy()})).unwrap();
         let ids: Vec<_> = r["clips"].as_array().unwrap().iter().filter_map(serde_json::Value::as_u64).collect();
         assert_eq!(ids.len(), 2);
-        let spans: Vec<_> = ids.iter().filter_map(|id| e.session().find_clip(soundcraft_model::ClipId(*id)).map(|(_, c)| (c.start, c.length))).collect();
+        let spans: Vec<_> =
+            ids.iter().filter_map(|id| e.session().find_clip(soundcraft_model::ClipId(*id)).map(|(_, c)| (c.start, c.length))).collect();
         // The group lands at the insertion point; its clips keep their relative positions and overlap.
         let at = spans.first().map_or(0, |s| s.0);
         assert_eq!(spans, vec![(at, 1000), (at + 600, 1000)]);