Adding unit tests for HeartBeat changes
Adding unit tests for HeartBeat changes

harrissoerja/vumi,harrissoerja/vumi,TouK/vumi,TouK/vumi,vishwaprakashmishra/xmatrix,harrissoerja/vumi,vishwaprakashmishra/xmatrix,TouK/vumi,vishwaprakashmishra/xmatrix