fixup! WIP

tests/queries/test_current_interest.py

@@ -0,0 +1,33 @@
+from datetime import datetime
+
+from sqlalchemy.orm import Session
+
+from dibbler.models.Transaction import DEFAULT_INTEREST_RATE_PERCENTAGE
+from dibbler.models import Transaction, User
+from dibbler.queries.current_interest import current_interest
+
+def test_current_interest_no_history(sql_session: Session) -> None:
+    assert current_interest(sql_session) == DEFAULT_INTEREST_RATE_PERCENTAGE
+
+def test_current_interest_with_history(sql_session: Session) -> None:
+    user = User("Admin User")
+    sql_session.add(user)
+    sql_session.commit()
+
+    transactions = [
+        Transaction.adjust_interest(
+            time=datetime(2023, 10, 1, 10, 0, 0),
+            interest_rate_percent=5,
+            user_id=user.id,
+        ),
+        Transaction.adjust_interest(
+            time=datetime(2023, 11, 1, 10, 0, 0),
+            interest_rate_percent=7,
+            user_id=user.id,
+        ),
+    ]
+
+    sql_session.add_all(transactions)
+    sql_session.commit()
+
+    assert current_interest(sql_session) == 7