Added case insensitive email support

Author: JohnTheGood

backend/app/users/service.py

@@ -1,6 +1,6 @@
 from typing import Any
 
-from sqlmodel import Session, select
+from sqlmodel import Session, func, select
 
 from app.auth.security import get_password_hash
 from app.users.models import User
@@ -32,6 +32,6 @@ def update_user(*, session: Session, db_user: User, user_in: UserUpdate) -> Any:
 
 
 def get_user_by_email(*, session: Session, email: str) -> User | None:
-    statement = select(User).where(User.email == email)
+    statement = select(User).where(func.lower(User.email) == func.lower(email))
     session_user = session.exec(statement).first()
     return session_user

backend/tests/users/test_service.py

@@ -81,6 +81,16 @@ def test_get_user(db: Session) -> None:
     assert jsonable_encoder(user) == jsonable_encoder(user_2)
 
 
+def test_get_user_by_email_case_insensitive(db: Session) -> None:
+    email = random_email()
+    password = random_lower_string()
+    user_in = UserCreate(email=email, password=password)
+    user = user_service.create_user(session=db, user_create=user_in)
+    found_user = user_service.get_user_by_email(session=db, email=email.upper())
+    assert found_user
+    assert found_user.id == user.id
+
+
 def test_update_user(db: Session) -> None:
     password = random_lower_string()
     email = random_email()