private-gpt/tests/fixtures/mock_injector.py

34 lines
885 B
Python

from collections.abc import Callable
from unittest.mock import MagicMock
import pytest
from injector import Provider, ScopeDecorator, singleton
from private_gpt.di import create_application_injector
from private_gpt.utils.typing import T
class MockInjector:
def __init__(self) -> None:
self.test_injector = create_application_injector()
def bind_mock(
self,
interface: type[T],
mock: (T | (Callable[..., T] | Provider[T])) | None = None,
*,
scope: ScopeDecorator = singleton,
) -> T:
if mock is None:
mock = MagicMock()
self.test_injector.binder.bind(interface, to=mock, scope=scope)
return mock # type: ignore
def get(self, interface: type[T]) -> T:
return self.test_injector.get(interface)
@pytest.fixture()
def injector() -> MockInjector:
return MockInjector()