TII-55 test for getting an assignment that doesn't exist
TII-55 test for getting an assignment that doesn't exist

git-svn-id: 4e8da3c7dac66920e663ced6f23cd9ae43b37078@62452 fdecad78-55fc-0310-b1b2-d7d25cf747c9

sakaiproject/turnitin,sakaiproject/turnitin