Implement associations

backend/app/tests/utils/association.py

@@ -0,0 +1,12 @@
+from sqlmodel import Session
+
+from app.models.association import Association, AssociationCreate
+from app.tests.utils.utils import random_lower_string
+
+
+def create_random_association(db: Session, name: str = None) -> Association:
+    if not name:
+        name = random_lower_string()
+
+    association_in = AssociationCreate(name=name)
+    return Association.create(session=db, create_obj=association_in)