Fix error in emoji update SQL query

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 
+### Fixed
+
+- Fixed error in emoji update SQL query.
+
 ## [1.18.0] - 2023-03-21
 
 ### Added

src/models/emojis/queries.rs

@@ -65,7 +65,7 @@ pub async fn update_emoji(
         SET
             image = $1,
             updated_at = $2
-        WHERE id = $4
+        WHERE id = $3
         RETURNING emoji
         ",
         &[
@@ -224,6 +224,28 @@ mod tests {
         assert_eq!(emoji.hostname, Some(hostname.to_string()));
     }
 
+    #[tokio::test]
+    #[serial]
+    async fn test_update_emoji() {
+        let db_client = &create_test_database().await;
+        let image = EmojiImage::default();
+        let emoji = create_emoji(
+            db_client,
+            "test",
+            None,
+            image.clone(),
+            None,
+            &Utc::now(),
+        ).await.unwrap();
+        let updated_emoji = update_emoji(
+            db_client,
+            &emoji.id,
+            image,
+            &Utc::now(),
+        ).await.unwrap();
+        assert_ne!(updated_emoji.updated_at, emoji.updated_at);
+    }
+
     #[tokio::test]
     #[serial]
     async fn test_delete_emoji() {