unit test for set fix to to_mongo
unit test for set fix to to_mongo

nzlosh/st2,StackStorm/st2,StackStorm/st2,Plexxi/st2,nzlosh/st2,StackStorm/st2,Plexxi/st2,Plexxi/st2,Plexxi/st2,StackStorm/st2,nzlosh/st2,nzlosh/st2