import pytest


class TestServiceBase:
    class TestInitialization:
        def test_initializes_with_defaults(self):
            """Test initialization with default session factory and queue."""

        def test_initializes_with_custom_session_factory(self):
            """Test initialization with a provided session factory."""

        def test_initializes_with_custom_queue(self):
            """Test initialization with a provided queue."""

    class TestSessionScope:
        @pytest.mark.asyncio
        async def test_uses_provided_session(self):
            """Test that session scope reuses a provided session."""

        @pytest.mark.asyncio
        async def test_creates_new_session_when_none_provided(self):
            """Test that session scope creates a new session when none is provided."""

    class TestContextManagerBehavior:
        @pytest.mark.asyncio
        async def test_yields_session(self):
            """Test that session scope yields a usable session object."""

        @pytest.mark.asyncio
        async def test_multiple_operations(self):
            """Test multiple operations within a single session scope."""

    class TestEdgeCases:
        @pytest.mark.asyncio
        async def test_handles_exception_propagation(self):
            """Test exception propagation behavior inside session scope."""
