Stop requiring a live Internet connection in ping6_test.py.

Instead, use tun interfaces like multinetwork_test does, and
a separate thread to reply to ping packets. This allows the
test cases to be almost completely unchanged.

Change-Id: Ie7e07ebdf493a3a1eb3b7774130b71205423944e
1 file changed
tree: 46f63ec9c759fee2bc7d85a1328957bbfac97c1c
  1. net/