test covered Constraint
test covered Emitter*
min
addded notfilename test to FilenameConstraint
added notfilepath to FilepathConstraint test
added notobjname to ObjnameConstraint test
added notobjtype to ObjtypeConstraint test
added module param test to import_object
added render_dir test without context
added no cover to tricky render_string line
min
added test with base version to VersionTest