# tests/conftest.py
import pytest
from sqlalchemy.orm import Session, sessionmaker

from app.utils.test_utils import setup_test_db, teardown_test_db

@pytest.fixture(scope="function")
def db_session():
    """
    Creates a fresh SQLite in-memory database for each test function.
    
    Yields a SQLAlchemy session that can be used for testing.
    """
    # Set up the database
    test_engine, TestingSessionLocal = setup_test_db()

    # Create a session
    with TestingSessionLocal() as session:
        yield session

    # Clean up
    teardown_test_db(test_engine)