from typing import Any
from unittest import mock

from anydi import Container

from app.handlers import SendgridEventHandler
from app.main import handle


def test_handle_delegates_to_handler(
    container: Container,
    test_request_success: dict[str, Any],
) -> None:
    """Test that handle resolves SendgridEventHandler and delegates to it."""
    handler_mock = mock.MagicMock(spec=SendgridEventHandler)
    handler_mock.handle.return_value = {"statusCode": 200}

    with container.override(SendgridEventHandler, handler_mock):
        result = handle(test_request_success, None)

    handler_mock.handle.assert_called_once_with(test_request_success)
    assert result == {"statusCode": 200}


def test_handle_propagates_handler_status_code(
    container: Container,
    test_request_success: dict[str, Any],
) -> None:
    """Test that the status code returned by the handler is propagated to the caller."""
    handler_mock = mock.MagicMock(spec=SendgridEventHandler)
    handler_mock.handle.return_value = {"statusCode": 500}

    with container.override(SendgridEventHandler, handler_mock):
        result = handle(test_request_success, None)

    assert result == {"statusCode": 500}