Fix test initial data, add field hat
Fix test initial data, add field hat

YACOWS/opps,williamroot/opps,YACOWS/opps,opps/opps,jeanmask/opps,jeanmask/opps,williamroot/opps,opps/opps,YACOWS/opps,jeanmask/opps,YACOWS/opps,jeanmask/opps,opps/opps,williamroot/opps,williamroot/opps,opps/opps