Add tests for the new function.
Add tests for the new function.

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