add test to check if email is sent when spamcheckservice is not defined
add test to check if email is sent when spamcheckservice is not defined

dstockto/joindin-api,lornajane/joindin-api,joindin/joindin-api,heiglandreas/joindin-api,lornajane/joindin-api,joindin/joindin-api,dstockto/joindin-api,heiglandreas/joindin-api,lornajane/joindin-api,heiglandreas/joindin-api,dstockto/joindin-api,joindin/joindin-api