def test_it_should_send_traffic_on_if1(self): l = Link('A') m = Link('B') r = TestRouter('TNN', link0=l, ips0=[IPAddress.identify("2001:500:88:200::10"), IPAddress.identify("2001:500:88:200::11"), IPAddress.identify("fe80:500:88:200::10"), IPAddress.identify("192.0.43.10")], link1=m, ips1=[IPAddress.identify("2001:600:88:200::10"), IPAddress.identify("2001:600:88:200::11"), IPAddress.identify("fe80:600:88:200::10"), IPAddress.identify("192.1.43.10")]) r.send("This is a packet.", iface=1) self.assertEqual(0, len(l.forwarded())) self.assertEqual(1, len(m.forwarded())) self.assertEqual("This is a packet.", m.forwarded()[0])