From abaa4b6336018eb391eacba9eddfab3165143a21 Mon Sep 17 00:00:00 2001
From: Guy Chronister <guychronister@outlook.com>
Date: Thu, 5 Mar 2026 09:09:10 -0600
Subject: [PATCH] Fix failing edge cases test

---
 neothesia/src/scene/freeplay/mod.rs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/neothesia/src/scene/freeplay/mod.rs b/neothesia/src/scene/freeplay/mod.rs
index 38bb9109..76f12665 100644
--- a/neothesia/src/scene/freeplay/mod.rs
+++ b/neothesia/src/scene/freeplay/mod.rs
@@ -226,6 +226,10 @@ impl Scene for FreeplayScene {
 mod chords {
     /// Get chord name based on notes, eg. Cmaj7
     pub fn deduce_name(midi_notes: &[u8]) -> String {
+        if midi_notes.is_empty() {
+            return "No notes".to_string();
+        }
+
         if midi_notes.len() == 1 {
             return note_name(midi_notes[0]).to_string();
         }
@@ -343,7 +347,7 @@ mod chords {
         #[test]
         fn test_edge_cases() {
             assert_eq!(deduce_name(&[]), "No notes");
-            assert_eq!(deduce_name(&[60]), "single");
+            assert_eq!(deduce_name(&[60]), "C");
             // Multiple octaves should normalize
             assert_eq!(deduce_name(&[48, 64, 67, 72]), "CM");
         }