From a8981628dcbcef6ca1021d3c68a72eb646ab910c Mon Sep 17 00:00:00 2001
From: Tony Arcieri <bascule@gmail.com>
Date: Mon, 30 Mar 2026 10:42:51 -0600
Subject: [PATCH] Add tests for `iter` module

This should get module-level coverage to 100%
---
 src/iter.rs | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/src/iter.rs b/src/iter.rs
index 281bab1..86c5d2f 100644
--- a/src/iter.rs
+++ b/src/iter.rs
@@ -105,3 +105,28 @@ where
         self.iter_mut()
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use crate::{Array, sizes::U3};
+
+    #[test]
+    fn mut_array_ref_into_iterator() {
+        let array_ref: &mut Array<u8, U3> = &mut Array([1, 2, 3]);
+        let mut iter = array_ref.into_iter();
+
+        for i in 1..=3 {
+            assert_eq!(iter.next().copied(), Some(i));
+        }
+
+        assert_eq!(iter.next(), None);
+    }
+
+    #[cfg(feature = "alloc")]
+    #[test]
+    fn display_try_from_iterator_error() {
+        use super::TryFromIteratorError;
+        use alloc::string::ToString;
+        let _ = TryFromIteratorError.to_string();
+    }
+}