Add unit test to verify calling start enqueues the task.
Add unit test to verify calling start enqueues the task.

Add test to verify start enqueues a task for this async.  Need to
add an additional check to verify the correct task is enqueued.

andreleblanc-wf/furious,andreleblanc-wf/furious,rosshendrickson-wf/furious,Workiva/furious,beaulyddon-wf/furious,Workiva/furious,beaulyddon-wf/furious,mattsanders-wf/furious,mattsanders-wf/furious,robertkluin/furious,rosshendrickson-wf/furious