tree 61ce372a7dfc5437ec0d6c6097e7f42d4f3dd6e4
parent e34ac3729b242f5950274c3a46991395563f09fa
author huangtianhua <tiantian223@163.com> 1381462483 +0800
committer huangtianhua <huangtianhua@huawei.com> 1384478897 +0800

add role negative tests

make a seperate file test_roles_negative.py and move exist negative tests
over to it,also add some negative tests to it

- test_delete_role_by_unauthorized_user
- test_delete_role_request_without_token
- test_delete_role_non_existent
- test_create_role_by_unauthorized_user
- test_create_role_request_without_token

Change-Id: If9f9ef67647d3ab0cfa91c2cbede1412a316148f