Improve coverage test_crud
Improve coverage test_crud

tomalrussell/smif,willu47/smif,tomalrussell/smif,willu47/smif,nismod/smif,nismod/smif,willu47/smif,nismod/smif,nismod/smif,willu47/smif,tomalrussell/smif,tomalrussell/smif