def test_in_out(self):
        assert_equal(str(intent.in_.out),'intent(in,out)')
        assert_(intent.in_.c.is_intent('c'))
        assert_(not intent.in_.c.is_intent_exact('c'))
        assert_(intent.in_.c.is_intent_exact('c','in'))
        assert_(intent.in_.c.is_intent_exact('in','c'))
        assert_(not intent.in_.is_intent('c'))