Add test that triggers the deferred already fired error caused by the SSMIClient reconnecting.
Add test that triggers the deferred already fired error caused by the SSMIClient reconnecting.

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