Add comprehensive test suite and utilities for user functionality

This commit introduces a suite of tests for user models, schemas, CRUD operations, and authentication services. It also adds utilities for in-memory database setup to support these tests and updates environment settings for consistency.

backend/tests/crud/test_user.py

@@ -0,0 +1,125 @@
+import pytest
+
+from app.crud.user import user as user_crud
+from app.models.user import User
+from app.schemas.users import UserCreate, UserUpdate
+
+
+def test_create_user(db_session, user_create_data):
+    user_in = UserCreate(**user_create_data)
+    user_obj = user_crud.create(db_session, obj_in=user_in)
+
+    assert user_obj.email == user_create_data["email"]
+    assert user_obj.first_name == user_create_data["first_name"]
+    assert user_obj.last_name == user_create_data["last_name"]
+    assert user_obj.phone_number == user_create_data["phone_number"]
+    assert user_obj.is_superuser == user_create_data["is_superuser"]
+    assert user_obj.password_hash is not None
+    assert user_obj.id is not None
+
+
+def test_get_user(db_session, mock_user):
+    # Using mock_user fixture instead of creating new user
+    stored_user = user_crud.get(db_session, id=mock_user.id)
+    assert stored_user
+    assert stored_user.id == mock_user.id
+    assert stored_user.email == mock_user.email
+
+
+def test_get_user_by_email(db_session, mock_user):
+    stored_user = user_crud.get_by_email(db_session, email=mock_user.email)
+    assert stored_user
+    assert stored_user.id == mock_user.id
+    assert stored_user.email == mock_user.email
+
+
+def test_update_user(db_session, mock_user):
+    update_data = UserUpdate(
+        first_name="Updated",
+        last_name="Name",
+        phone_number="+9876543210"
+    )
+
+    updated_user = user_crud.update(db_session, db_obj=mock_user, obj_in=update_data)
+
+    assert updated_user.first_name == "Updated"
+    assert updated_user.last_name == "Name"
+    assert updated_user.phone_number == "+9876543210"
+    assert updated_user.email == mock_user.email
+
+
+def test_delete_user(db_session, mock_user):
+    user_crud.remove(db_session, id=mock_user.id)
+    deleted_user = user_crud.get(db_session, id=mock_user.id)
+    assert deleted_user is None
+
+
+def test_get_multi_users(db_session, mock_user, user_create_data):
+    # Create additional users (mock_user is already in db)
+    users_data = [
+        {**user_create_data, "email": f"test{i}@example.com"}
+        for i in range(2)  # Creating 2 more users + mock_user = 3 total
+    ]
+
+    for user_data in users_data:
+        user_in = UserCreate(**user_data)
+        user_crud.create(db_session, obj_in=user_in)
+
+    users = user_crud.get_multi(db_session, skip=0, limit=10)
+    assert len(users) == 3
+    assert all(isinstance(user, User) for user in users)
+
+
+def test_is_active(db_session, mock_user):
+    assert user_crud.is_active(mock_user) is True
+
+    # Test deactivating user
+    update_data = UserUpdate(is_active=False)
+    deactivated_user = user_crud.update(db_session, db_obj=mock_user, obj_in=update_data)
+    assert user_crud.is_active(deactivated_user) is False
+
+
+def test_is_superuser(db_session, mock_user, user_create_data):
+    # mock_user is regular user
+    assert user_crud.is_superuser(mock_user) is False
+
+    # Create superuser
+    super_user_data = {**user_create_data, "email": "super@example.com", "is_superuser": True}
+    super_user_in = UserCreate(**super_user_data)
+    super_user = user_crud.create(db_session, obj_in=super_user_in)
+    assert user_crud.is_superuser(super_user) is True
+
+
+# Additional test cases
+def test_create_duplicate_email(db_session, mock_user):
+    user_data = UserCreate(
+        email=mock_user.email,  # Try to create user with existing email
+        password="TestPassword123!",
+        first_name="Test",
+        last_name="User"
+    )
+    with pytest.raises(Exception):  # Should raise an integrity error
+        user_crud.create(db_session, obj_in=user_data)
+
+
+def test_update_user_preferences(db_session, mock_user):
+    preferences = {"theme": "dark", "notifications": True}
+    update_data = UserUpdate(preferences=preferences)
+
+    updated_user = user_crud.update(db_session, db_obj=mock_user, obj_in=update_data)
+    assert updated_user.preferences == preferences
+
+
+def test_get_multi_users_pagination(db_session, user_create_data):
+    # Create 5 users
+    for i in range(5):
+        user_in = UserCreate(**{**user_create_data, "email": f"test{i}@example.com"})
+        user_crud.create(db_session, obj_in=user_in)
+
+    # Test pagination
+    first_page = user_crud.get_multi(db_session, skip=0, limit=2)
+    second_page = user_crud.get_multi(db_session, skip=2, limit=2)
+
+    assert len(first_page) == 2
+    assert len(second_page) == 2
+    assert first_page[0].id != second_page[0].id