From 25ae91f0d2129f60a95318c41864095b37d22323 Mon Sep 17 00:00:00 2001
From: timofey <tim@ongoteam.yaconnect.com>
Date: Fri, 4 Aug 2023 23:46:02 +0000
Subject: [PATCH] `array` tests

---
 src/rstd/atomic/array.rs | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/src/rstd/atomic/array.rs b/src/rstd/atomic/array.rs
index 7435f26..33edbfb 100644
--- a/src/rstd/atomic/array.rs
+++ b/src/rstd/atomic/array.rs
@@ -55,3 +55,29 @@ impl<const N: usize> CInliningAtomic for [u8; N] {
 impl<const N: usize> ConstSizeAtomic for [u8; N] {
     const SIZE: usize = N;
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn cannot_parse_array() {
+        assert_eq!(<[u8; 3]>::parse_slice(&[1, 2, 3]).unwrap(), [1, 2, 3]);
+    }
+
+    #[test]
+    fn cannot_parse_undersized_slice() {
+        assert_eq!(
+            <[u8; 2]>::parse_slice(&[0, 0, 0, 0]).unwrap_err(),
+            ArrayParseError::ExtraData(2),
+        );
+    }
+
+    #[test]
+    fn cannot_parse_oversized_slice() {
+        assert_eq!(
+            <[u8; 4]>::parse_slice(&[0, 0]).unwrap_err(),
+            ArrayParseError::Eof
+        );
+    }
+}