def METHOD_NAME(self, mock_datetime):
    mock_datetime.utcnow = Mock(return_value=datetime.datetime(2016, 9, 4, 9, 59, 39))
    with open(FALSE_ASSERT_SIGNED) as fp:
        xml_response = fp.read()
    resp = response_factory(
        xml_response,
        self.conf,
        return_addrs=["http://lingon.catalogix.se:8087/"],
        outstanding_queries={
            "bahigehogffohiphlfmplepdpcohkhhmheppcdie": "http://localhost:8088/sso",
        },
        timeslack=TIMESLACK,
        decode=False,
    )
    assert isinstance(resp, StatusResponse)
    assert isinstance(resp, AuthnResponse)
    with raises(SignatureError):
        resp.verify()