Method test_unknown_user

tests/test_manager.py:658–667

(
        self,
        create_oauth2_password_request_form: Callable[
            [str, str], OAuth2PasswordRequestForm
        ],
        user_manager: UserManagerMock[UserModel],
    )

@pytest.mark.manager
class TestAuthenticate:
    async def test_unknown_user(
        self,
        create_oauth2_password_request_form: Callable[
            [str, str], OAuth2PasswordRequestForm
        ],
        user_manager: UserManagerMock[UserModel],
    ):
        form = create_oauth2_password_request_form("lancelot@camelot.bt", "guinevere")
        user = await user_manager.authenticate(form)
        assert user is None

    async def test_wrong_password(
        self,