Bug 1007588 -[Cost Control] Implement an IAC mechanism to warn other app...

...lications about sending a SMS for requiring balance or making a SMS top-up
You are not testing `_broadcastMessage()`. Why? I told you last time. If not, you should test the six paths: start query resolved, start query failed by timeout, start query failed by not connecting. Then the same of end query.

Test the common method, then test the others are calling this one properly.