tree 6e57b6e659c9da5de748e664c772903aee7868de
parent 51ca7b882f1092925d22bf7da4aad0eb5f50f77c
author zhufl <zhu.fanglei@zte.com.cn> 1476245042 +0800
committer zhufl <zhu.fanglei@zte.com.cn> 1476245042 +0800

Correct 'list index out of range' error in dhcp agent test

test_list_networks_hosted_by_one_dhcp will raise
'list index out of range' exception when no dhcp agent present.
assertNotEmpty should be used instead of assertIsNotNone to
check the dhcp agent's presence

Change-Id: I1af72a5a1ba36781fa97ff5f40ee0f229ef3d330
Closes-Bug: #1632557