tree 095f5c6d9b9b386f567bc05ef550aee439b5a73f
parent 09daa4e9b15c3ba01706271f533cf7673773af21
author huangtianhua <huangtianhua@huawei.com> 1382325819 +0800
committer huangtianhua <huangtianhua@huawei.com> 1388627779 +0800

add tests for security_group updating

make a seperate file test_security_groups_negative.py and move exist
negative tests over to it,also add some tests for security group updating.

Change-Id: I9ba5a1572e8f887e7b5f0222b399ee46658dbda1