🚚 Refactor and simplify backend file structure (#609)

src/backend/app/tests/utils/item.py

@@ -0,0 +1,18 @@
+from typing import Optional
+
+from sqlalchemy.orm import Session
+
+from app import crud, models
+from app.schemas.item import ItemCreate
+from app.tests.utils.user import create_random_user
+from app.tests.utils.utils import random_lower_string
+
+
+def create_random_item(db: Session, *, owner_id: Optional[int] = None) -> models.Item:
+    if owner_id is None:
+        user = create_random_user(db)
+        owner_id = user.id
+    title = random_lower_string()
+    description = random_lower_string()
+    item_in = ItemCreate(title=title, description=description, id=id)
+    return crud.item.create_with_owner(db=db, obj_in=item_in, owner_id=owner_id)