fix: print actual length in bytes in trimmed_hex (#6919)

Author: kcsongor

crates/evm/core/src/decode.rs

@@ -124,11 +124,28 @@ pub fn maybe_decode_revert(
 }
 
 fn trimmed_hex(s: &[u8]) -> String {
-    let s = hex::encode(s);
-    let n = 32 * 2;
+    let n = 32;
     if s.len() <= n {
-        s
+        hex::encode(s)
     } else {
-        format!("{}…{} ({} bytes)", &s[..n / 2], &s[s.len() - n / 2..], s.len())
+        format!(
+            "{}…{} ({} bytes)",
+            &hex::encode(&s[..n / 2]),
+            &hex::encode(&s[s.len() - n / 2..]),
+            s.len()
+        )
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    #[test]
+    fn test_trimmed_hex() {
+        assert_eq!(trimmed_hex(&hex::decode("1234567890").unwrap()), "1234567890");
+        assert_eq!(
+        trimmed_hex(&hex::decode("492077697368207275737420737570706F72746564206869676865722D6B696E646564207479706573").unwrap()),
+        "49207769736820727573742073757070…6865722d6b696e646564207479706573 (41 bytes)"
+    );
     }
 }