diff --git a/src/parse/terms.rs b/src/parse/terms.rs
index ed3bdee..19108ed 100644
--- a/src/parse/terms.rs
+++ b/src/parse/terms.rs
@@ -576,6 +576,21 @@ mod tests
 
 		assert_eq!(e1, e2);
 		assert_ne!(e1, e3);
+
+		let (rest, m1) = term("1 * 2 * 3 * 4 * 5, rest", &Declarations::new()).unwrap();
+		assert_eq!(rest, ", rest");
+		assert_eq!(format!("{}", m1), "1 * 2 * 3 * 4 * 5");
+
+		let (rest, m2) = term("1 * (2 * (3 * (4 * 5))), rest", &Declarations::new()).unwrap();
+		assert_eq!(rest, ", rest");
+		assert_eq!(format!("{}", m2), "1 * 2 * 3 * 4 * 5");
+
+		let (rest, m3) = term("(((1 * 2) * 3) * 4) * 5, rest", &Declarations::new()).unwrap();
+		assert_eq!(rest, ", rest");
+		assert_eq!(format!("{}", m3), "1 * 2 * 3 * 4 * 5");
+
+		assert_eq!(m1, m2);
+		assert_ne!(m1, m3);
 	}
 
 	#[test]