Add test case to repro background behavior bug
Add test case to repro background behavior bug

smilecn02/MvcMailer,zanfar/MvcMailer,smsohan/MvcMailer,AshWilliams/MvcMailer,AshWilliams/MvcMailer,smilecn02/MvcMailer,smsohan/MvcMailer,zanfar/MvcMailer