tree 4a4a3678b35c016cb0b31f6a47df89550c4405d2
parent 2d4f47fac7ed1ae60ee41f86cb2c5535387c16c8
author Shuquan Huang <huang.shuquan@99cloud.net> 1450085198 +0800
committer Shuquan Huang <huang.shuquan@99cloud.net> 1450085198 +0800

Replace assertEqual(None, *) with assertIsNone in tests

Replace assertEqual(None, *) with assertIsNone in tests to have
more clear messages in case of failure.

Change-Id: I0578063d719293d5f2e838241c2db96454f7e4b6
Closes-bug: #1280522