4 from framework import VppTestCase, VppTestRunner
5 from vpp_devices import VppTAPInterface
8 def check_tuntap_driver_access():
9 return os.access("/dev/net/tun", os.R_OK and os.W_OK)
12 @unittest.skip("Requires root")
13 class TestTAP(VppTestCase):
16 def test_tap_add_del(self):
17 """Create TAP interface"""
18 tap0 = VppTAPInterface(self, tap_id=0)
20 self.assertTrue(tap0.query_vpp_config())
22 def test_tap_dump(self):
23 """Test api dump w/ and w/o sw_if_index filtering"""
26 for instance in range(MAX_INSTANCES):
27 i = VppTAPInterface(self, tap_id=instance)
29 tap_instances.append(i)
30 details = self.vapi.sw_interface_tap_v2_dump()
31 self.assertEqual(MAX_INSTANCES, len(details))
32 details = self.vapi.sw_interface_tap_v2_dump(tap_instances[5].sw_if_index)
33 self.assertEqual(1, len(details))
36 if __name__ == "__main__":
37 unittest.main(testRunner=VppTestRunner)