diff --git a/tests/uuid_tests.rs b/tests/uuid_tests.rs
index 54061850..36528a0e 100644
--- a/tests/uuid_tests.rs
+++ b/tests/uuid_tests.rs
@@ -1,7 +1,7 @@
 pub mod common;
 
 pub use common::{bakery_chain::*, setup::*, TestContext};
-use sea_orm::{entity::prelude::*, DatabaseConnection, IntoActiveModel, Set};
+use sea_orm::{entity::*, entity::prelude::*, DatabaseConnection};
 
 #[sea_orm_macros::test]
 #[cfg(any(
@@ -11,13 +11,32 @@ use sea_orm::{entity::prelude::*, DatabaseConnection, IntoActiveModel, Set};
 ))]
 async fn main() -> Result<(), DbErr> {
     let ctx = TestContext::new("bakery_chain_schema_uuid_tests").await;
-    create_metadata(&ctx.db).await?;
+    create_and_update_metadata(&ctx.db).await?;
+    insert_metadata(&ctx.db).await?;
     ctx.delete().await;
 
     Ok(())
 }
 
-pub async fn create_metadata(db: &DatabaseConnection) -> Result<(), DbErr> {
+pub async fn insert_metadata(db: &DatabaseConnection) -> Result<(), DbErr> {
+    let metadata = metadata::Model {
+        uuid: Uuid::new_v4(),
+        ty: "Type".to_owned(),
+        key: "markup".to_owned(),
+        value: "1.18".to_owned(),
+        bytes: vec![1, 2, 3],
+        date: Some(Date::from_ymd(2021, 9, 27)),
+        time: Some(Time::from_hms(11, 32, 55)),
+    }.into_active_model();
+
+    let result = metadata.clone().insert(db).await?;
+
+    assert_eq!(metadata, result);
+
+    Ok(())
+}
+
+pub async fn create_and_update_metadata(db: &DatabaseConnection) -> Result<(), DbErr> {
     let metadata = metadata::Model {
         uuid: Uuid::new_v4(),
         ty: "Type".to_owned(),