def METHOD_NAME(self):
    heasarc = Heasarc()
    mission = 'integral_rev3_scw'
    with self.isdc_context:
        response = heasarc.query_region_async(
            skycoord_3C_273, mission=mission, radius="1 degree")
    assert response is not None
    assert isinstance(response, (requests.models.Response, MockResponse))