'Tests proper exception is raised if a bad disk_format is set'

def test_create_image_with_bad_id(self):

    fixture = self.get_minimal_fixture(id='asdf')
    body = jsonutils.dump_as_bytes(dict(image=fixture))
    self.get_api_response_ext(http.BAD_REQUEST, content_type='json', method='POST', body=body)
