attachment: Fix the test broken by ff683a2
attachment: Fix the test broken by ff683a2

oolso/yobi,ihoneymon/yobi,doortts/fork-yobi,violetag/demo,brainagenet/yobi,yona-projects/yona,oolso/yobi,yona-projects/yona,yona-projects/yona,doortts/fork-yobi,bloodybear/yona,ahb0327/yobi,oolso/yobi,bloodybear/yona,brainagenet/yobi,Limseunghwan/oss,ahb0327/yobi,Limseunghwan/oss,doortts/forked-for-history,ahb0327/yobi,naver/yobi,doortts/forked-for-history,doortts/forked-for-history,ihoneymon/yobi,ChangsungKim/TestRepository01,doortts/fork-yobi,naver/yobi,ChangsungKim/TestRepository01,doortts/fork-yobi,yona-projects/yona,naver/yobi,brainagenet/yobi,bloodybear/yona,ihoneymon/yobi,Limseunghwan/oss,violetag/demo,bloodybear/yona