[misc-wrt][xwalk-2329] Add one test

Impacted TCs num(approved): New 1, Update 0, Delete 0
Unit test Platform: Android
Android test result summary: Pass 1, Fail 0, Block 0
Merge pull request #832 from wanghongjuan/wanghongjuan/misc/system

[misc-wrt][xwalk-2329] Add one test