♻️ Add delete_user_me endpoint and corresponding test cases (#1179)

Co-authored-by: Sebastián Ramírez <tiangolo@gmail.com>

backend/app/api/deps.py

@@ -51,6 +51,6 @@ CurrentUser = Annotated[User, Depends(get_current_user)]
 def get_current_active_superuser(current_user: CurrentUser) -> User:
     if not current_user.is_superuser:
         raise HTTPException(
-            status_code=400, detail="The user doesn't have enough privileges"
+            status_code=403, detail="The user doesn't have enough privileges"
         )
     return current_user

backend/app/api/routes/users.py

@@ -124,6 +124,22 @@ def read_user_me(current_user: CurrentUser) -> Any:
     return current_user
 
 
+@router.delete("/me", response_model=Message)
+def delete_user_me(session: SessionDep, current_user: CurrentUser) -> Any:
+    """
+    Delete own user.
+    """
+    if current_user.is_superuser:
+        raise HTTPException(
+            status_code=403, detail="Super users are not allowed to delete themselves"
+        )
+    statement = delete(Item).where(col(Item.owner_id) == current_user.id)
+    session.exec(statement)  # type: ignore
+    session.delete(current_user)
+    session.commit()
+    return Message(message="User deleted successfully")
+
+
 @router.post("/signup", response_model=UserPublic)
 def register_user(session: SessionDep, user_in: UserRegister) -> Any:
     """
@@ -195,7 +211,7 @@ def update_user(
     return db_user
 
 
-@router.delete("/{user_id}")
+@router.delete("/{user_id}", dependencies=[Depends(get_current_active_superuser)])
 def delete_user(
     session: SessionDep, current_user: CurrentUser, user_id: int
 ) -> Message:
@@ -205,15 +221,10 @@ def delete_user(
     user = session.get(User, user_id)
     if not user:
         raise HTTPException(status_code=404, detail="User not found")
-    elif user != current_user and not current_user.is_superuser:
-        raise HTTPException(
-            status_code=403, detail="The user doesn't have enough privileges"
-        )
-    elif user == current_user and current_user.is_superuser:
+    if user == current_user:
         raise HTTPException(
             status_code=403, detail="Super users are not allowed to delete themselves"
         )
-
     statement = delete(Item).where(col(Item.owner_id) == user_id)
     session.exec(statement)  # type: ignore
     session.delete(user)

backend/app/tests/api/routes/test_users.py

@@ -142,7 +142,7 @@ def test_create_user_by_normal_user(
         headers=normal_user_token_headers,
         json=data,
     )
-    assert r.status_code == 400
+    assert r.status_code == 403
 
 
 def test_retrieve_users(
@@ -402,50 +402,66 @@ def test_update_user_email_exists(
     assert r.json()["detail"] == "User with this email already exists"
 
 
-def test_delete_user_super_user(
-    client: TestClient, superuser_token_headers: dict[str, str], db: Session
-) -> None:
+def test_delete_user_me(client: TestClient, db: Session) -> None:
     username = random_email()
     password = random_lower_string()
     user_in = UserCreate(email=username, password=password)
     user = crud.create_user(session=db, user_create=user_in)
     user_id = user.id
+
+    login_data = {
+        "username": username,
+        "password": password,
+    }
+    r = client.post(f"{settings.API_V1_STR}/login/access-token", data=login_data)
+    tokens = r.json()
+    a_token = tokens["access_token"]
+    headers = {"Authorization": f"Bearer {a_token}"}
+
     r = client.delete(
-        f"{settings.API_V1_STR}/users/{user_id}",
-        headers=superuser_token_headers,
+        f"{settings.API_V1_STR}/users/me",
+        headers=headers,
     )
     assert r.status_code == 200
     deleted_user = r.json()
     assert deleted_user["message"] == "User deleted successfully"
+    result = db.exec(select(User).where(User.id == user_id)).first()
+    assert result is None
 
     user_query = select(User).where(User.id == user_id)
     user_db = db.execute(user_query).first()
     assert user_db is None
 
 
-def test_delete_user_current_user(client: TestClient, db: Session) -> None:
+def test_delete_user_me_as_superuser(
+    client: TestClient, superuser_token_headers: dict[str, str]
+) -> None:
+    r = client.delete(
+        f"{settings.API_V1_STR}/users/me",
+        headers=superuser_token_headers,
+    )
+    assert r.status_code == 403
+    response = r.json()
+    assert response["detail"] == "Super users are not allowed to delete themselves"
+
+
+def test_delete_user_super_user(
+    client: TestClient, superuser_token_headers: dict[str, str], db: Session
+) -> None:
     username = random_email()
     password = random_lower_string()
     user_in = UserCreate(email=username, password=password)
     user = crud.create_user(session=db, user_create=user_in)
     user_id = user.id
-
-    login_data = {
-        "username": username,
-        "password": password,
-    }
-    r = client.post(f"{settings.API_V1_STR}/login/access-token", data=login_data)
-    tokens = r.json()
-    a_token = tokens["access_token"]
-    headers = {"Authorization": f"Bearer {a_token}"}
-
     r = client.delete(
         f"{settings.API_V1_STR}/users/{user_id}",
-        headers=headers,
+        headers=superuser_token_headers,
     )
     assert r.status_code == 200
     deleted_user = r.json()
     assert deleted_user["message"] == "User deleted successfully"
+    result = db.exec(select(User).where(User.id == user_id)).first()
+    assert result is None
 
     user_query = select(User).where(User.id == user_id)
     user_db = db.execute(user_query).first()