test+refactor: audit-row assertions + uniform PATCH rollback (review follow-ups)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

crates/api/src/admin_vocab.rs

@@ -296,6 +296,8 @@ pub(crate) async fn update_term(
 
         Ok(StatusCode::NO_CONTENT)
     } else {
+        let _ = tx.rollback().await;
+
         Err(StatusCode::NOT_FOUND)
     }
 }
@@ -410,6 +412,8 @@ pub(crate) async fn rename_vocabulary(
             .map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)?;
         Ok(StatusCode::NO_CONTENT)
     } else {
+        let _ = tx.rollback().await;
+
         Err(StatusCode::NOT_FOUND)
     }
 }

crates/db/tests/fields.rs

@@ -1,7 +1,7 @@
-use db::{Db, DeleteOutcome, catalog, fields, vocab};
+use db::{Db, DeleteOutcome, audit, catalog, fields, vocab};
 use domain::{
-    AuditActor, AuthorityKind, FieldType, LocalizedLabel, NewFieldDefinition, ObjectInput,
-    Visibility,
+    AuditAction, AuditActor, AuthorityKind, FieldType, LocalizedLabel, NewFieldDefinition,
+    ObjectInput, Visibility,
 };
 use sqlx::PgPool;
 
@@ -257,6 +257,13 @@ async fn delete_field_definition_blocks_when_objects_use_it(pool: PgPool) {
     .await
     .unwrap();
 
+    let field_def_id = fields::field_definition_by_key(&mut *tx, "weight")
+        .await
+        .unwrap()
+        .unwrap()
+        .id
+        .to_uuid();
+
     let obj = catalog::create_object(&mut tx, AuditActor::System, &sample_object_input())
         .await
         .unwrap();
@@ -285,6 +292,14 @@ async fn delete_field_definition_blocks_when_objects_use_it(pool: PgPool) {
         DeleteOutcome::Deleted
     );
 
+    let history = audit::history_for(&mut *tx, "field_definition", field_def_id)
+        .await
+        .unwrap();
+    assert!(
+        history.iter().any(|e| e.action == AuditAction::Deleted),
+        "expected a Deleted audit entry for the field_definition"
+    );
+
     assert_eq!(
         fields::delete_field_definition(&mut tx, AuditActor::System, "weight")
             .await

crates/db/tests/vocab.rs

@@ -1,6 +1,7 @@
-use db::{Db, catalog, fields, vocab};
+use db::{Db, audit, catalog, fields, vocab};
 use domain::{
-    AuditActor, FieldType, LocalizedLabel, NewFieldDefinition, NewTerm, ObjectInput, Visibility,
+    AuditAction, AuditActor, FieldType, LocalizedLabel, NewFieldDefinition, NewTerm, ObjectInput,
+    Visibility,
 };
 use sqlx::PgPool;
 
@@ -222,6 +223,15 @@ async fn update_term_changes_labels_and_uri(pool: PgPool) {
     .await
     .unwrap();
     assert!(existed);
+
+    let history = audit::history_for(&mut *tx, "term", term_id.to_uuid())
+        .await
+        .unwrap();
+    assert!(
+        history.iter().any(|e| e.action == AuditAction::Updated),
+        "expected an Updated audit entry for the term"
+    );
+
     tx.commit().await.unwrap();
 
     let term = vocab::term_by_id(db.pool(), term_id)
@@ -308,6 +318,14 @@ async fn delete_term_blocks_when_referenced_then_succeeds(pool: PgPool) {
             .is_none()
     );
 
+    let history = audit::history_for(&mut *tx, "term", term_id.to_uuid())
+        .await
+        .unwrap();
+    assert!(
+        history.iter().any(|e| e.action == AuditAction::Deleted),
+        "expected a Deleted audit entry for the term"
+    );
+
     let gone = vocab::delete_term(&mut tx, AuditActor::System, vocab.id, term_id)
         .await
         .unwrap();