'return something for SuccessResponse with AX paramaters,
even if it is the empty set.'

def test_fromOpenIDRequestWithoutData(self):

    openid_req_msg = Message.fromOpenIDArgs({'mode': 'checkid_setup', 'realm': 'http://example.com/realm', 'ns': OPENID2_NS, 'ns.ax': ax.AXMessage.ns_uri, 'ax.mode': 'fetch_request'})
    oreq = DummyRequest(openid_req_msg)
    r = ax.FetchRequest.fromOpenIDRequest(oreq)
    self.failUnless((r is not None))
